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Elm reformatting and demo HTML page.
authorsforman <sforman@hushmail.com>
Sat, 23 Sep 2023 16:37:43 +0000 (09:37 -0700)
committersforman <sforman@hushmail.com>
Sat, 23 Sep 2023 16:37:43 +0000 (09:37 -0700)
implementations/Elm/Makefile [new file with mode: 0644]
implementations/Elm/demo/Joy.js [new file with mode: 0644]
implementations/Elm/demo/index.html [new file with mode: 0644]
implementations/Elm/src/Main.elm

diff --git a/implementations/Elm/Makefile b/implementations/Elm/Makefile
new file mode 100644 (file)
index 0000000..6a30d85
--- /dev/null
@@ -0,0 +1,4 @@
+
+./demo/Joy.js: src/*.elm
+       elm make --output=./demo/Joy.js src/Main.elm 
+
diff --git a/implementations/Elm/demo/Joy.js b/implementations/Elm/demo/Joy.js
new file mode 100644 (file)
index 0000000..b279ddd
--- /dev/null
@@ -0,0 +1,7273 @@
+(function(scope){
+'use strict';
+
+function F(arity, fun, wrapper) {
+  wrapper.a = arity;
+  wrapper.f = fun;
+  return wrapper;
+}
+
+function F2(fun) {
+  return F(2, fun, function(a) { return function(b) { return fun(a,b); }; })
+}
+function F3(fun) {
+  return F(3, fun, function(a) {
+    return function(b) { return function(c) { return fun(a, b, c); }; };
+  });
+}
+function F4(fun) {
+  return F(4, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return fun(a, b, c, d); }; }; };
+  });
+}
+function F5(fun) {
+  return F(5, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return function(e) { return fun(a, b, c, d, e); }; }; }; };
+  });
+}
+function F6(fun) {
+  return F(6, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return function(e) { return function(f) {
+    return fun(a, b, c, d, e, f); }; }; }; }; };
+  });
+}
+function F7(fun) {
+  return F(7, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return function(e) { return function(f) {
+    return function(g) { return fun(a, b, c, d, e, f, g); }; }; }; }; }; };
+  });
+}
+function F8(fun) {
+  return F(8, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return function(e) { return function(f) {
+    return function(g) { return function(h) {
+    return fun(a, b, c, d, e, f, g, h); }; }; }; }; }; }; };
+  });
+}
+function F9(fun) {
+  return F(9, fun, function(a) { return function(b) { return function(c) {
+    return function(d) { return function(e) { return function(f) {
+    return function(g) { return function(h) { return function(i) {
+    return fun(a, b, c, d, e, f, g, h, i); }; }; }; }; }; }; }; };
+  });
+}
+
+function A2(fun, a, b) {
+  return fun.a === 2 ? fun.f(a, b) : fun(a)(b);
+}
+function A3(fun, a, b, c) {
+  return fun.a === 3 ? fun.f(a, b, c) : fun(a)(b)(c);
+}
+function A4(fun, a, b, c, d) {
+  return fun.a === 4 ? fun.f(a, b, c, d) : fun(a)(b)(c)(d);
+}
+function A5(fun, a, b, c, d, e) {
+  return fun.a === 5 ? fun.f(a, b, c, d, e) : fun(a)(b)(c)(d)(e);
+}
+function A6(fun, a, b, c, d, e, f) {
+  return fun.a === 6 ? fun.f(a, b, c, d, e, f) : fun(a)(b)(c)(d)(e)(f);
+}
+function A7(fun, a, b, c, d, e, f, g) {
+  return fun.a === 7 ? fun.f(a, b, c, d, e, f, g) : fun(a)(b)(c)(d)(e)(f)(g);
+}
+function A8(fun, a, b, c, d, e, f, g, h) {
+  return fun.a === 8 ? fun.f(a, b, c, d, e, f, g, h) : fun(a)(b)(c)(d)(e)(f)(g)(h);
+}
+function A9(fun, a, b, c, d, e, f, g, h, i) {
+  return fun.a === 9 ? fun.f(a, b, c, d, e, f, g, h, i) : fun(a)(b)(c)(d)(e)(f)(g)(h)(i);
+}
+
+console.warn('Compiled in DEV mode. Follow the advice at https://elm-lang.org/0.19.1/optimize for better performance and smaller assets.');
+
+
+var _List_Nil_UNUSED = { $: 0 };
+var _List_Nil = { $: '[]' };
+
+function _List_Cons_UNUSED(hd, tl) { return { $: 1, a: hd, b: tl }; }
+function _List_Cons(hd, tl) { return { $: '::', a: hd, b: tl }; }
+
+
+var _List_cons = F2(_List_Cons);
+
+function _List_fromArray(arr)
+{
+       var out = _List_Nil;
+       for (var i = arr.length; i--; )
+       {
+               out = _List_Cons(arr[i], out);
+       }
+       return out;
+}
+
+function _List_toArray(xs)
+{
+       for (var out = []; xs.b; xs = xs.b) // WHILE_CONS
+       {
+               out.push(xs.a);
+       }
+       return out;
+}
+
+var _List_map2 = F3(function(f, xs, ys)
+{
+       for (var arr = []; xs.b && ys.b; xs = xs.b, ys = ys.b) // WHILE_CONSES
+       {
+               arr.push(A2(f, xs.a, ys.a));
+       }
+       return _List_fromArray(arr);
+});
+
+var _List_map3 = F4(function(f, xs, ys, zs)
+{
+       for (var arr = []; xs.b && ys.b && zs.b; xs = xs.b, ys = ys.b, zs = zs.b) // WHILE_CONSES
+       {
+               arr.push(A3(f, xs.a, ys.a, zs.a));
+       }
+       return _List_fromArray(arr);
+});
+
+var _List_map4 = F5(function(f, ws, xs, ys, zs)
+{
+       for (var arr = []; ws.b && xs.b && ys.b && zs.b; ws = ws.b, xs = xs.b, ys = ys.b, zs = zs.b) // WHILE_CONSES
+       {
+               arr.push(A4(f, ws.a, xs.a, ys.a, zs.a));
+       }
+       return _List_fromArray(arr);
+});
+
+var _List_map5 = F6(function(f, vs, ws, xs, ys, zs)
+{
+       for (var arr = []; vs.b && ws.b && xs.b && ys.b && zs.b; vs = vs.b, ws = ws.b, xs = xs.b, ys = ys.b, zs = zs.b) // WHILE_CONSES
+       {
+               arr.push(A5(f, vs.a, ws.a, xs.a, ys.a, zs.a));
+       }
+       return _List_fromArray(arr);
+});
+
+var _List_sortBy = F2(function(f, xs)
+{
+       return _List_fromArray(_List_toArray(xs).sort(function(a, b) {
+               return _Utils_cmp(f(a), f(b));
+       }));
+});
+
+var _List_sortWith = F2(function(f, xs)
+{
+       return _List_fromArray(_List_toArray(xs).sort(function(a, b) {
+               var ord = A2(f, a, b);
+               return ord === $elm$core$Basics$EQ ? 0 : ord === $elm$core$Basics$LT ? -1 : 1;
+       }));
+});
+
+
+
+var _JsArray_empty = [];
+
+function _JsArray_singleton(value)
+{
+    return [value];
+}
+
+function _JsArray_length(array)
+{
+    return array.length;
+}
+
+var _JsArray_initialize = F3(function(size, offset, func)
+{
+    var result = new Array(size);
+
+    for (var i = 0; i < size; i++)
+    {
+        result[i] = func(offset + i);
+    }
+
+    return result;
+});
+
+var _JsArray_initializeFromList = F2(function (max, ls)
+{
+    var result = new Array(max);
+
+    for (var i = 0; i < max && ls.b; i++)
+    {
+        result[i] = ls.a;
+        ls = ls.b;
+    }
+
+    result.length = i;
+    return _Utils_Tuple2(result, ls);
+});
+
+var _JsArray_unsafeGet = F2(function(index, array)
+{
+    return array[index];
+});
+
+var _JsArray_unsafeSet = F3(function(index, value, array)
+{
+    var length = array.length;
+    var result = new Array(length);
+
+    for (var i = 0; i < length; i++)
+    {
+        result[i] = array[i];
+    }
+
+    result[index] = value;
+    return result;
+});
+
+var _JsArray_push = F2(function(value, array)
+{
+    var length = array.length;
+    var result = new Array(length + 1);
+
+    for (var i = 0; i < length; i++)
+    {
+        result[i] = array[i];
+    }
+
+    result[length] = value;
+    return result;
+});
+
+var _JsArray_foldl = F3(function(func, acc, array)
+{
+    var length = array.length;
+
+    for (var i = 0; i < length; i++)
+    {
+        acc = A2(func, array[i], acc);
+    }
+
+    return acc;
+});
+
+var _JsArray_foldr = F3(function(func, acc, array)
+{
+    for (var i = array.length - 1; i >= 0; i--)
+    {
+        acc = A2(func, array[i], acc);
+    }
+
+    return acc;
+});
+
+var _JsArray_map = F2(function(func, array)
+{
+    var length = array.length;
+    var result = new Array(length);
+
+    for (var i = 0; i < length; i++)
+    {
+        result[i] = func(array[i]);
+    }
+
+    return result;
+});
+
+var _JsArray_indexedMap = F3(function(func, offset, array)
+{
+    var length = array.length;
+    var result = new Array(length);
+
+    for (var i = 0; i < length; i++)
+    {
+        result[i] = A2(func, offset + i, array[i]);
+    }
+
+    return result;
+});
+
+var _JsArray_slice = F3(function(from, to, array)
+{
+    return array.slice(from, to);
+});
+
+var _JsArray_appendN = F3(function(n, dest, source)
+{
+    var destLen = dest.length;
+    var itemsToCopy = n - destLen;
+
+    if (itemsToCopy > source.length)
+    {
+        itemsToCopy = source.length;
+    }
+
+    var size = destLen + itemsToCopy;
+    var result = new Array(size);
+
+    for (var i = 0; i < destLen; i++)
+    {
+        result[i] = dest[i];
+    }
+
+    for (var i = 0; i < itemsToCopy; i++)
+    {
+        result[i + destLen] = source[i];
+    }
+
+    return result;
+});
+
+
+
+// LOG
+
+var _Debug_log_UNUSED = F2(function(tag, value)
+{
+       return value;
+});
+
+var _Debug_log = F2(function(tag, value)
+{
+       console.log(tag + ': ' + _Debug_toString(value));
+       return value;
+});
+
+
+// TODOS
+
+function _Debug_todo(moduleName, region)
+{
+       return function(message) {
+               _Debug_crash(8, moduleName, region, message);
+       };
+}
+
+function _Debug_todoCase(moduleName, region, value)
+{
+       return function(message) {
+               _Debug_crash(9, moduleName, region, value, message);
+       };
+}
+
+
+// TO STRING
+
+function _Debug_toString_UNUSED(value)
+{
+       return '<internals>';
+}
+
+function _Debug_toString(value)
+{
+       return _Debug_toAnsiString(false, value);
+}
+
+function _Debug_toAnsiString(ansi, value)
+{
+       if (typeof value === 'function')
+       {
+               return _Debug_internalColor(ansi, '<function>');
+       }
+
+       if (typeof value === 'boolean')
+       {
+               return _Debug_ctorColor(ansi, value ? 'True' : 'False');
+       }
+
+       if (typeof value === 'number')
+       {
+               return _Debug_numberColor(ansi, value + '');
+       }
+
+       if (value instanceof String)
+       {
+               return _Debug_charColor(ansi, "'" + _Debug_addSlashes(value, true) + "'");
+       }
+
+       if (typeof value === 'string')
+       {
+               return _Debug_stringColor(ansi, '"' + _Debug_addSlashes(value, false) + '"');
+       }
+
+       if (typeof value === 'object' && '$' in value)
+       {
+               var tag = value.$;
+
+               if (typeof tag === 'number')
+               {
+                       return _Debug_internalColor(ansi, '<internals>');
+               }
+
+               if (tag[0] === '#')
+               {
+                       var output = [];
+                       for (var k in value)
+                       {
+                               if (k === '$') continue;
+                               output.push(_Debug_toAnsiString(ansi, value[k]));
+                       }
+                       return '(' + output.join(',') + ')';
+               }
+
+               if (tag === 'Set_elm_builtin')
+               {
+                       return _Debug_ctorColor(ansi, 'Set')
+                               + _Debug_fadeColor(ansi, '.fromList') + ' '
+                               + _Debug_toAnsiString(ansi, $elm$core$Set$toList(value));
+               }
+
+               if (tag === 'RBNode_elm_builtin' || tag === 'RBEmpty_elm_builtin')
+               {
+                       return _Debug_ctorColor(ansi, 'Dict')
+                               + _Debug_fadeColor(ansi, '.fromList') + ' '
+                               + _Debug_toAnsiString(ansi, $elm$core$Dict$toList(value));
+               }
+
+               if (tag === 'Array_elm_builtin')
+               {
+                       return _Debug_ctorColor(ansi, 'Array')
+                               + _Debug_fadeColor(ansi, '.fromList') + ' '
+                               + _Debug_toAnsiString(ansi, $elm$core$Array$toList(value));
+               }
+
+               if (tag === '::' || tag === '[]')
+               {
+                       var output = '[';
+
+                       value.b && (output += _Debug_toAnsiString(ansi, value.a), value = value.b)
+
+                       for (; value.b; value = value.b) // WHILE_CONS
+                       {
+                               output += ',' + _Debug_toAnsiString(ansi, value.a);
+                       }
+                       return output + ']';
+               }
+
+               var output = '';
+               for (var i in value)
+               {
+                       if (i === '$') continue;
+                       var str = _Debug_toAnsiString(ansi, value[i]);
+                       var c0 = str[0];
+                       var parenless = c0 === '{' || c0 === '(' || c0 === '[' || c0 === '<' || c0 === '"' || str.indexOf(' ') < 0;
+                       output += ' ' + (parenless ? str : '(' + str + ')');
+               }
+               return _Debug_ctorColor(ansi, tag) + output;
+       }
+
+       if (typeof DataView === 'function' && value instanceof DataView)
+       {
+               return _Debug_stringColor(ansi, '<' + value.byteLength + ' bytes>');
+       }
+
+       if (typeof File !== 'undefined' && value instanceof File)
+       {
+               return _Debug_internalColor(ansi, '<' + value.name + '>');
+       }
+
+       if (typeof value === 'object')
+       {
+               var output = [];
+               for (var key in value)
+               {
+                       var field = key[0] === '_' ? key.slice(1) : key;
+                       output.push(_Debug_fadeColor(ansi, field) + ' = ' + _Debug_toAnsiString(ansi, value[key]));
+               }
+               if (output.length === 0)
+               {
+                       return '{}';
+               }
+               return '{ ' + output.join(', ') + ' }';
+       }
+
+       return _Debug_internalColor(ansi, '<internals>');
+}
+
+function _Debug_addSlashes(str, isChar)
+{
+       var s = str
+               .replace(/\\/g, '\\\\')
+               .replace(/\n/g, '\\n')
+               .replace(/\t/g, '\\t')
+               .replace(/\r/g, '\\r')
+               .replace(/\v/g, '\\v')
+               .replace(/\0/g, '\\0');
+
+       if (isChar)
+       {
+               return s.replace(/\'/g, '\\\'');
+       }
+       else
+       {
+               return s.replace(/\"/g, '\\"');
+       }
+}
+
+function _Debug_ctorColor(ansi, string)
+{
+       return ansi ? '\x1b[96m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_numberColor(ansi, string)
+{
+       return ansi ? '\x1b[95m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_stringColor(ansi, string)
+{
+       return ansi ? '\x1b[93m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_charColor(ansi, string)
+{
+       return ansi ? '\x1b[92m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_fadeColor(ansi, string)
+{
+       return ansi ? '\x1b[37m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_internalColor(ansi, string)
+{
+       return ansi ? '\x1b[36m' + string + '\x1b[0m' : string;
+}
+
+function _Debug_toHexDigit(n)
+{
+       return String.fromCharCode(n < 10 ? 48 + n : 55 + n);
+}
+
+
+// CRASH
+
+
+function _Debug_crash_UNUSED(identifier)
+{
+       throw new Error('https://github.com/elm/core/blob/1.0.0/hints/' + identifier + '.md');
+}
+
+
+function _Debug_crash(identifier, fact1, fact2, fact3, fact4)
+{
+       switch(identifier)
+       {
+               case 0:
+                       throw new Error('What node should I take over? In JavaScript I need something like:\n\n    Elm.Main.init({\n        node: document.getElementById("elm-node")\n    })\n\nYou need to do this with any Browser.sandbox or Browser.element program.');
+
+               case 1:
+                       throw new Error('Browser.application programs cannot handle URLs like this:\n\n    ' + document.location.href + '\n\nWhat is the root? The root of your file system? Try looking at this program with `elm reactor` or some other server.');
+
+               case 2:
+                       var jsonErrorString = fact1;
+                       throw new Error('Problem with the flags given to your Elm program on initialization.\n\n' + jsonErrorString);
+
+               case 3:
+                       var portName = fact1;
+                       throw new Error('There can only be one port named `' + portName + '`, but your program has multiple.');
+
+               case 4:
+                       var portName = fact1;
+                       var problem = fact2;
+                       throw new Error('Trying to send an unexpected type of value through port `' + portName + '`:\n' + problem);
+
+               case 5:
+                       throw new Error('Trying to use `(==)` on functions.\nThere is no way to know if functions are "the same" in the Elm sense.\nRead more about this at https://package.elm-lang.org/packages/elm/core/latest/Basics#== which describes why it is this way and what the better version will look like.');
+
+               case 6:
+                       var moduleName = fact1;
+                       throw new Error('Your page is loading multiple Elm scripts with a module named ' + moduleName + '. Maybe a duplicate script is getting loaded accidentally? If not, rename one of them so I know which is which!');
+
+               case 8:
+                       var moduleName = fact1;
+                       var region = fact2;
+                       var message = fact3;
+                       throw new Error('TODO in module `' + moduleName + '` ' + _Debug_regionToString(region) + '\n\n' + message);
+
+               case 9:
+                       var moduleName = fact1;
+                       var region = fact2;
+                       var value = fact3;
+                       var message = fact4;
+                       throw new Error(
+                               'TODO in module `' + moduleName + '` from the `case` expression '
+                               + _Debug_regionToString(region) + '\n\nIt received the following value:\n\n    '
+                               + _Debug_toString(value).replace('\n', '\n    ')
+                               + '\n\nBut the branch that handles it says:\n\n    ' + message.replace('\n', '\n    ')
+                       );
+
+               case 10:
+                       throw new Error('Bug in https://github.com/elm/virtual-dom/issues');
+
+               case 11:
+                       throw new Error('Cannot perform mod 0. Division by zero error.');
+       }
+}
+
+function _Debug_regionToString(region)
+{
+       if (region.start.line === region.end.line)
+       {
+               return 'on line ' + region.start.line;
+       }
+       return 'on lines ' + region.start.line + ' through ' + region.end.line;
+}
+
+
+
+// EQUALITY
+
+function _Utils_eq(x, y)
+{
+       for (
+               var pair, stack = [], isEqual = _Utils_eqHelp(x, y, 0, stack);
+               isEqual && (pair = stack.pop());
+               isEqual = _Utils_eqHelp(pair.a, pair.b, 0, stack)
+               )
+       {}
+
+       return isEqual;
+}
+
+function _Utils_eqHelp(x, y, depth, stack)
+{
+       if (x === y)
+       {
+               return true;
+       }
+
+       if (typeof x !== 'object' || x === null || y === null)
+       {
+               typeof x === 'function' && _Debug_crash(5);
+               return false;
+       }
+
+       if (depth > 100)
+       {
+               stack.push(_Utils_Tuple2(x,y));
+               return true;
+       }
+
+       /**/
+       if (x.$ === 'Set_elm_builtin')
+       {
+               x = $elm$core$Set$toList(x);
+               y = $elm$core$Set$toList(y);
+       }
+       if (x.$ === 'RBNode_elm_builtin' || x.$ === 'RBEmpty_elm_builtin')
+       {
+               x = $elm$core$Dict$toList(x);
+               y = $elm$core$Dict$toList(y);
+       }
+       //*/
+
+       /**_UNUSED/
+       if (x.$ < 0)
+       {
+               x = $elm$core$Dict$toList(x);
+               y = $elm$core$Dict$toList(y);
+       }
+       //*/
+
+       for (var key in x)
+       {
+               if (!_Utils_eqHelp(x[key], y[key], depth + 1, stack))
+               {
+                       return false;
+               }
+       }
+       return true;
+}
+
+var _Utils_equal = F2(_Utils_eq);
+var _Utils_notEqual = F2(function(a, b) { return !_Utils_eq(a,b); });
+
+
+
+// COMPARISONS
+
+// Code in Generate/JavaScript.hs, Basics.js, and List.js depends on
+// the particular integer values assigned to LT, EQ, and GT.
+
+function _Utils_cmp(x, y, ord)
+{
+       if (typeof x !== 'object')
+       {
+               return x === y ? /*EQ*/ 0 : x < y ? /*LT*/ -1 : /*GT*/ 1;
+       }
+
+       /**/
+       if (x instanceof String)
+       {
+               var a = x.valueOf();
+               var b = y.valueOf();
+               return a === b ? 0 : a < b ? -1 : 1;
+       }
+       //*/
+
+       /**_UNUSED/
+       if (typeof x.$ === 'undefined')
+       //*/
+       /**/
+       if (x.$[0] === '#')
+       //*/
+       {
+               return (ord = _Utils_cmp(x.a, y.a))
+                       ? ord
+                       : (ord = _Utils_cmp(x.b, y.b))
+                               ? ord
+                               : _Utils_cmp(x.c, y.c);
+       }
+
+       // traverse conses until end of a list or a mismatch
+       for (; x.b && y.b && !(ord = _Utils_cmp(x.a, y.a)); x = x.b, y = y.b) {} // WHILE_CONSES
+       return ord || (x.b ? /*GT*/ 1 : y.b ? /*LT*/ -1 : /*EQ*/ 0);
+}
+
+var _Utils_lt = F2(function(a, b) { return _Utils_cmp(a, b) < 0; });
+var _Utils_le = F2(function(a, b) { return _Utils_cmp(a, b) < 1; });
+var _Utils_gt = F2(function(a, b) { return _Utils_cmp(a, b) > 0; });
+var _Utils_ge = F2(function(a, b) { return _Utils_cmp(a, b) >= 0; });
+
+var _Utils_compare = F2(function(x, y)
+{
+       var n = _Utils_cmp(x, y);
+       return n < 0 ? $elm$core$Basics$LT : n ? $elm$core$Basics$GT : $elm$core$Basics$EQ;
+});
+
+
+// COMMON VALUES
+
+var _Utils_Tuple0_UNUSED = 0;
+var _Utils_Tuple0 = { $: '#0' };
+
+function _Utils_Tuple2_UNUSED(a, b) { return { a: a, b: b }; }
+function _Utils_Tuple2(a, b) { return { $: '#2', a: a, b: b }; }
+
+function _Utils_Tuple3_UNUSED(a, b, c) { return { a: a, b: b, c: c }; }
+function _Utils_Tuple3(a, b, c) { return { $: '#3', a: a, b: b, c: c }; }
+
+function _Utils_chr_UNUSED(c) { return c; }
+function _Utils_chr(c) { return new String(c); }
+
+
+// RECORDS
+
+function _Utils_update(oldRecord, updatedFields)
+{
+       var newRecord = {};
+
+       for (var key in oldRecord)
+       {
+               newRecord[key] = oldRecord[key];
+       }
+
+       for (var key in updatedFields)
+       {
+               newRecord[key] = updatedFields[key];
+       }
+
+       return newRecord;
+}
+
+
+// APPEND
+
+var _Utils_append = F2(_Utils_ap);
+
+function _Utils_ap(xs, ys)
+{
+       // append Strings
+       if (typeof xs === 'string')
+       {
+               return xs + ys;
+       }
+
+       // append Lists
+       if (!xs.b)
+       {
+               return ys;
+       }
+       var root = _List_Cons(xs.a, ys);
+       xs = xs.b
+       for (var curr = root; xs.b; xs = xs.b) // WHILE_CONS
+       {
+               curr = curr.b = _List_Cons(xs.a, ys);
+       }
+       return root;
+}
+
+
+
+var _String_cons = F2(function(chr, str)
+{
+       return chr + str;
+});
+
+function _String_uncons(string)
+{
+       var word = string.charCodeAt(0);
+       return !isNaN(word)
+               ? $elm$core$Maybe$Just(
+                       0xD800 <= word && word <= 0xDBFF
+                               ? _Utils_Tuple2(_Utils_chr(string[0] + string[1]), string.slice(2))
+                               : _Utils_Tuple2(_Utils_chr(string[0]), string.slice(1))
+               )
+               : $elm$core$Maybe$Nothing;
+}
+
+var _String_append = F2(function(a, b)
+{
+       return a + b;
+});
+
+function _String_length(str)
+{
+       return str.length;
+}
+
+var _String_map = F2(function(func, string)
+{
+       var len = string.length;
+       var array = new Array(len);
+       var i = 0;
+       while (i < len)
+       {
+               var word = string.charCodeAt(i);
+               if (0xD800 <= word && word <= 0xDBFF)
+               {
+                       array[i] = func(_Utils_chr(string[i] + string[i+1]));
+                       i += 2;
+                       continue;
+               }
+               array[i] = func(_Utils_chr(string[i]));
+               i++;
+       }
+       return array.join('');
+});
+
+var _String_filter = F2(function(isGood, str)
+{
+       var arr = [];
+       var len = str.length;
+       var i = 0;
+       while (i < len)
+       {
+               var char = str[i];
+               var word = str.charCodeAt(i);
+               i++;
+               if (0xD800 <= word && word <= 0xDBFF)
+               {
+                       char += str[i];
+                       i++;
+               }
+
+               if (isGood(_Utils_chr(char)))
+               {
+                       arr.push(char);
+               }
+       }
+       return arr.join('');
+});
+
+function _String_reverse(str)
+{
+       var len = str.length;
+       var arr = new Array(len);
+       var i = 0;
+       while (i < len)
+       {
+               var word = str.charCodeAt(i);
+               if (0xD800 <= word && word <= 0xDBFF)
+               {
+                       arr[len - i] = str[i + 1];
+                       i++;
+                       arr[len - i] = str[i - 1];
+                       i++;
+               }
+               else
+               {
+                       arr[len - i] = str[i];
+                       i++;
+               }
+       }
+       return arr.join('');
+}
+
+var _String_foldl = F3(function(func, state, string)
+{
+       var len = string.length;
+       var i = 0;
+       while (i < len)
+       {
+               var char = string[i];
+               var word = string.charCodeAt(i);
+               i++;
+               if (0xD800 <= word && word <= 0xDBFF)
+               {
+                       char += string[i];
+                       i++;
+               }
+               state = A2(func, _Utils_chr(char), state);
+       }
+       return state;
+});
+
+var _String_foldr = F3(function(func, state, string)
+{
+       var i = string.length;
+       while (i--)
+       {
+               var char = string[i];
+               var word = string.charCodeAt(i);
+               if (0xDC00 <= word && word <= 0xDFFF)
+               {
+                       i--;
+                       char = string[i] + char;
+               }
+               state = A2(func, _Utils_chr(char), state);
+       }
+       return state;
+});
+
+var _String_split = F2(function(sep, str)
+{
+       return str.split(sep);
+});
+
+var _String_join = F2(function(sep, strs)
+{
+       return strs.join(sep);
+});
+
+var _String_slice = F3(function(start, end, str) {
+       return str.slice(start, end);
+});
+
+function _String_trim(str)
+{
+       return str.trim();
+}
+
+function _String_trimLeft(str)
+{
+       return str.replace(/^\s+/, '');
+}
+
+function _String_trimRight(str)
+{
+       return str.replace(/\s+$/, '');
+}
+
+function _String_words(str)
+{
+       return _List_fromArray(str.trim().split(/\s+/g));
+}
+
+function _String_lines(str)
+{
+       return _List_fromArray(str.split(/\r\n|\r|\n/g));
+}
+
+function _String_toUpper(str)
+{
+       return str.toUpperCase();
+}
+
+function _String_toLower(str)
+{
+       return str.toLowerCase();
+}
+
+var _String_any = F2(function(isGood, string)
+{
+       var i = string.length;
+       while (i--)
+       {
+               var char = string[i];
+               var word = string.charCodeAt(i);
+               if (0xDC00 <= word && word <= 0xDFFF)
+               {
+                       i--;
+                       char = string[i] + char;
+               }
+               if (isGood(_Utils_chr(char)))
+               {
+                       return true;
+               }
+       }
+       return false;
+});
+
+var _String_all = F2(function(isGood, string)
+{
+       var i = string.length;
+       while (i--)
+       {
+               var char = string[i];
+               var word = string.charCodeAt(i);
+               if (0xDC00 <= word && word <= 0xDFFF)
+               {
+                       i--;
+                       char = string[i] + char;
+               }
+               if (!isGood(_Utils_chr(char)))
+               {
+                       return false;
+               }
+       }
+       return true;
+});
+
+var _String_contains = F2(function(sub, str)
+{
+       return str.indexOf(sub) > -1;
+});
+
+var _String_startsWith = F2(function(sub, str)
+{
+       return str.indexOf(sub) === 0;
+});
+
+var _String_endsWith = F2(function(sub, str)
+{
+       return str.length >= sub.length &&
+               str.lastIndexOf(sub) === str.length - sub.length;
+});
+
+var _String_indexes = F2(function(sub, str)
+{
+       var subLen = sub.length;
+
+       if (subLen < 1)
+       {
+               return _List_Nil;
+       }
+
+       var i = 0;
+       var is = [];
+
+       while ((i = str.indexOf(sub, i)) > -1)
+       {
+               is.push(i);
+               i = i + subLen;
+       }
+
+       return _List_fromArray(is);
+});
+
+
+// TO STRING
+
+function _String_fromNumber(number)
+{
+       return number + '';
+}
+
+
+// INT CONVERSIONS
+
+function _String_toInt(str)
+{
+       var total = 0;
+       var code0 = str.charCodeAt(0);
+       var start = code0 == 0x2B /* + */ || code0 == 0x2D /* - */ ? 1 : 0;
+
+       for (var i = start; i < str.length; ++i)
+       {
+               var code = str.charCodeAt(i);
+               if (code < 0x30 || 0x39 < code)
+               {
+                       return $elm$core$Maybe$Nothing;
+               }
+               total = 10 * total + code - 0x30;
+       }
+
+       return i == start
+               ? $elm$core$Maybe$Nothing
+               : $elm$core$Maybe$Just(code0 == 0x2D ? -total : total);
+}
+
+
+// FLOAT CONVERSIONS
+
+function _String_toFloat(s)
+{
+       // check if it is a hex, octal, or binary number
+       if (s.length === 0 || /[\sxbo]/.test(s))
+       {
+               return $elm$core$Maybe$Nothing;
+       }
+       var n = +s;
+       // faster isNaN check
+       return n === n ? $elm$core$Maybe$Just(n) : $elm$core$Maybe$Nothing;
+}
+
+function _String_fromList(chars)
+{
+       return _List_toArray(chars).join('');
+}
+
+
+
+// CREATE
+
+var _Regex_never = /.^/;
+
+var _Regex_fromStringWith = F2(function(options, string)
+{
+       var flags = 'g';
+       if (options.multiline) { flags += 'm'; }
+       if (options.caseInsensitive) { flags += 'i'; }
+
+       try
+       {
+               return $elm$core$Maybe$Just(new RegExp(string, flags));
+       }
+       catch(error)
+       {
+               return $elm$core$Maybe$Nothing;
+       }
+});
+
+
+// USE
+
+var _Regex_contains = F2(function(re, string)
+{
+       return string.match(re) !== null;
+});
+
+
+var _Regex_findAtMost = F3(function(n, re, str)
+{
+       var out = [];
+       var number = 0;
+       var string = str;
+       var lastIndex = re.lastIndex;
+       var prevLastIndex = -1;
+       var result;
+       while (number++ < n && (result = re.exec(string)))
+       {
+               if (prevLastIndex == re.lastIndex) break;
+               var i = result.length - 1;
+               var subs = new Array(i);
+               while (i > 0)
+               {
+                       var submatch = result[i];
+                       subs[--i] = submatch
+                               ? $elm$core$Maybe$Just(submatch)
+                               : $elm$core$Maybe$Nothing;
+               }
+               out.push(A4($elm$regex$Regex$Match, result[0], result.index, number, _List_fromArray(subs)));
+               prevLastIndex = re.lastIndex;
+       }
+       re.lastIndex = lastIndex;
+       return _List_fromArray(out);
+});
+
+
+var _Regex_replaceAtMost = F4(function(n, re, replacer, string)
+{
+       var count = 0;
+       function jsReplacer(match)
+       {
+               if (count++ >= n)
+               {
+                       return match;
+               }
+               var i = arguments.length - 3;
+               var submatches = new Array(i);
+               while (i > 0)
+               {
+                       var submatch = arguments[i];
+                       submatches[--i] = submatch
+                               ? $elm$core$Maybe$Just(submatch)
+                               : $elm$core$Maybe$Nothing;
+               }
+               return replacer(A4($elm$regex$Regex$Match, match, arguments[arguments.length - 2], count, _List_fromArray(submatches)));
+       }
+       return string.replace(re, jsReplacer);
+});
+
+var _Regex_splitAtMost = F3(function(n, re, str)
+{
+       var string = str;
+       var out = [];
+       var start = re.lastIndex;
+       var restoreLastIndex = re.lastIndex;
+       while (n--)
+       {
+               var result = re.exec(string);
+               if (!result) break;
+               out.push(string.slice(start, result.index));
+               start = re.lastIndex;
+       }
+       out.push(string.slice(start));
+       re.lastIndex = restoreLastIndex;
+       return _List_fromArray(out);
+});
+
+var _Regex_infinity = Infinity;
+
+
+
+// MATH
+
+var _Basics_add = F2(function(a, b) { return a + b; });
+var _Basics_sub = F2(function(a, b) { return a - b; });
+var _Basics_mul = F2(function(a, b) { return a * b; });
+var _Basics_fdiv = F2(function(a, b) { return a / b; });
+var _Basics_idiv = F2(function(a, b) { return (a / b) | 0; });
+var _Basics_pow = F2(Math.pow);
+
+var _Basics_remainderBy = F2(function(b, a) { return a % b; });
+
+// https://www.microsoft.com/en-us/research/wp-content/uploads/2016/02/divmodnote-letter.pdf
+var _Basics_modBy = F2(function(modulus, x)
+{
+       var answer = x % modulus;
+       return modulus === 0
+               ? _Debug_crash(11)
+               :
+       ((answer > 0 && modulus < 0) || (answer < 0 && modulus > 0))
+               ? answer + modulus
+               : answer;
+});
+
+
+// TRIGONOMETRY
+
+var _Basics_pi = Math.PI;
+var _Basics_e = Math.E;
+var _Basics_cos = Math.cos;
+var _Basics_sin = Math.sin;
+var _Basics_tan = Math.tan;
+var _Basics_acos = Math.acos;
+var _Basics_asin = Math.asin;
+var _Basics_atan = Math.atan;
+var _Basics_atan2 = F2(Math.atan2);
+
+
+// MORE MATH
+
+function _Basics_toFloat(x) { return x; }
+function _Basics_truncate(n) { return n | 0; }
+function _Basics_isInfinite(n) { return n === Infinity || n === -Infinity; }
+
+var _Basics_ceiling = Math.ceil;
+var _Basics_floor = Math.floor;
+var _Basics_round = Math.round;
+var _Basics_sqrt = Math.sqrt;
+var _Basics_log = Math.log;
+var _Basics_isNaN = isNaN;
+
+
+// BOOLEANS
+
+function _Basics_not(bool) { return !bool; }
+var _Basics_and = F2(function(a, b) { return a && b; });
+var _Basics_or  = F2(function(a, b) { return a || b; });
+var _Basics_xor = F2(function(a, b) { return a !== b; });
+
+
+
+function _Char_toCode(char)
+{
+       var code = char.charCodeAt(0);
+       if (0xD800 <= code && code <= 0xDBFF)
+       {
+               return (code - 0xD800) * 0x400 + char.charCodeAt(1) - 0xDC00 + 0x10000
+       }
+       return code;
+}
+
+function _Char_fromCode(code)
+{
+       return _Utils_chr(
+               (code < 0 || 0x10FFFF < code)
+                       ? '\uFFFD'
+                       :
+               (code <= 0xFFFF)
+                       ? String.fromCharCode(code)
+                       :
+               (code -= 0x10000,
+                       String.fromCharCode(Math.floor(code / 0x400) + 0xD800, code % 0x400 + 0xDC00)
+               )
+       );
+}
+
+function _Char_toUpper(char)
+{
+       return _Utils_chr(char.toUpperCase());
+}
+
+function _Char_toLower(char)
+{
+       return _Utils_chr(char.toLowerCase());
+}
+
+function _Char_toLocaleUpper(char)
+{
+       return _Utils_chr(char.toLocaleUpperCase());
+}
+
+function _Char_toLocaleLower(char)
+{
+       return _Utils_chr(char.toLocaleLowerCase());
+}
+
+
+
+/**/
+function _Json_errorToString(error)
+{
+       return $elm$json$Json$Decode$errorToString(error);
+}
+//*/
+
+
+// CORE DECODERS
+
+function _Json_succeed(msg)
+{
+       return {
+               $: 0,
+               a: msg
+       };
+}
+
+function _Json_fail(msg)
+{
+       return {
+               $: 1,
+               a: msg
+       };
+}
+
+function _Json_decodePrim(decoder)
+{
+       return { $: 2, b: decoder };
+}
+
+var _Json_decodeInt = _Json_decodePrim(function(value) {
+       return (typeof value !== 'number')
+               ? _Json_expecting('an INT', value)
+               :
+       (-2147483647 < value && value < 2147483647 && (value | 0) === value)
+               ? $elm$core$Result$Ok(value)
+               :
+       (isFinite(value) && !(value % 1))
+               ? $elm$core$Result$Ok(value)
+               : _Json_expecting('an INT', value);
+});
+
+var _Json_decodeBool = _Json_decodePrim(function(value) {
+       return (typeof value === 'boolean')
+               ? $elm$core$Result$Ok(value)
+               : _Json_expecting('a BOOL', value);
+});
+
+var _Json_decodeFloat = _Json_decodePrim(function(value) {
+       return (typeof value === 'number')
+               ? $elm$core$Result$Ok(value)
+               : _Json_expecting('a FLOAT', value);
+});
+
+var _Json_decodeValue = _Json_decodePrim(function(value) {
+       return $elm$core$Result$Ok(_Json_wrap(value));
+});
+
+var _Json_decodeString = _Json_decodePrim(function(value) {
+       return (typeof value === 'string')
+               ? $elm$core$Result$Ok(value)
+               : (value instanceof String)
+                       ? $elm$core$Result$Ok(value + '')
+                       : _Json_expecting('a STRING', value);
+});
+
+function _Json_decodeList(decoder) { return { $: 3, b: decoder }; }
+function _Json_decodeArray(decoder) { return { $: 4, b: decoder }; }
+
+function _Json_decodeNull(value) { return { $: 5, c: value }; }
+
+var _Json_decodeField = F2(function(field, decoder)
+{
+       return {
+               $: 6,
+               d: field,
+               b: decoder
+       };
+});
+
+var _Json_decodeIndex = F2(function(index, decoder)
+{
+       return {
+               $: 7,
+               e: index,
+               b: decoder
+       };
+});
+
+function _Json_decodeKeyValuePairs(decoder)
+{
+       return {
+               $: 8,
+               b: decoder
+       };
+}
+
+function _Json_mapMany(f, decoders)
+{
+       return {
+               $: 9,
+               f: f,
+               g: decoders
+       };
+}
+
+var _Json_andThen = F2(function(callback, decoder)
+{
+       return {
+               $: 10,
+               b: decoder,
+               h: callback
+       };
+});
+
+function _Json_oneOf(decoders)
+{
+       return {
+               $: 11,
+               g: decoders
+       };
+}
+
+
+// DECODING OBJECTS
+
+var _Json_map1 = F2(function(f, d1)
+{
+       return _Json_mapMany(f, [d1]);
+});
+
+var _Json_map2 = F3(function(f, d1, d2)
+{
+       return _Json_mapMany(f, [d1, d2]);
+});
+
+var _Json_map3 = F4(function(f, d1, d2, d3)
+{
+       return _Json_mapMany(f, [d1, d2, d3]);
+});
+
+var _Json_map4 = F5(function(f, d1, d2, d3, d4)
+{
+       return _Json_mapMany(f, [d1, d2, d3, d4]);
+});
+
+var _Json_map5 = F6(function(f, d1, d2, d3, d4, d5)
+{
+       return _Json_mapMany(f, [d1, d2, d3, d4, d5]);
+});
+
+var _Json_map6 = F7(function(f, d1, d2, d3, d4, d5, d6)
+{
+       return _Json_mapMany(f, [d1, d2, d3, d4, d5, d6]);
+});
+
+var _Json_map7 = F8(function(f, d1, d2, d3, d4, d5, d6, d7)
+{
+       return _Json_mapMany(f, [d1, d2, d3, d4, d5, d6, d7]);
+});
+
+var _Json_map8 = F9(function(f, d1, d2, d3, d4, d5, d6, d7, d8)
+{
+       return _Json_mapMany(f, [d1, d2, d3, d4, d5, d6, d7, d8]);
+});
+
+
+// DECODE
+
+var _Json_runOnString = F2(function(decoder, string)
+{
+       try
+       {
+               var value = JSON.parse(string);
+               return _Json_runHelp(decoder, value);
+       }
+       catch (e)
+       {
+               return $elm$core$Result$Err(A2($elm$json$Json$Decode$Failure, 'This is not valid JSON! ' + e.message, _Json_wrap(string)));
+       }
+});
+
+var _Json_run = F2(function(decoder, value)
+{
+       return _Json_runHelp(decoder, _Json_unwrap(value));
+});
+
+function _Json_runHelp(decoder, value)
+{
+       switch (decoder.$)
+       {
+               case 2:
+                       return decoder.b(value);
+
+               case 5:
+                       return (value === null)
+                               ? $elm$core$Result$Ok(decoder.c)
+                               : _Json_expecting('null', value);
+
+               case 3:
+                       if (!_Json_isArray(value))
+                       {
+                               return _Json_expecting('a LIST', value);
+                       }
+                       return _Json_runArrayDecoder(decoder.b, value, _List_fromArray);
+
+               case 4:
+                       if (!_Json_isArray(value))
+                       {
+                               return _Json_expecting('an ARRAY', value);
+                       }
+                       return _Json_runArrayDecoder(decoder.b, value, _Json_toElmArray);
+
+               case 6:
+                       var field = decoder.d;
+                       if (typeof value !== 'object' || value === null || !(field in value))
+                       {
+                               return _Json_expecting('an OBJECT with a field named `' + field + '`', value);
+                       }
+                       var result = _Json_runHelp(decoder.b, value[field]);
+                       return ($elm$core$Result$isOk(result)) ? result : $elm$core$Result$Err(A2($elm$json$Json$Decode$Field, field, result.a));
+
+               case 7:
+                       var index = decoder.e;
+                       if (!_Json_isArray(value))
+                       {
+                               return _Json_expecting('an ARRAY', value);
+                       }
+                       if (index >= value.length)
+                       {
+                               return _Json_expecting('a LONGER array. Need index ' + index + ' but only see ' + value.length + ' entries', value);
+                       }
+                       var result = _Json_runHelp(decoder.b, value[index]);
+                       return ($elm$core$Result$isOk(result)) ? result : $elm$core$Result$Err(A2($elm$json$Json$Decode$Index, index, result.a));
+
+               case 8:
+                       if (typeof value !== 'object' || value === null || _Json_isArray(value))
+                       {
+                               return _Json_expecting('an OBJECT', value);
+                       }
+
+                       var keyValuePairs = _List_Nil;
+                       // TODO test perf of Object.keys and switch when support is good enough
+                       for (var key in value)
+                       {
+                               if (value.hasOwnProperty(key))
+                               {
+                                       var result = _Json_runHelp(decoder.b, value[key]);
+                                       if (!$elm$core$Result$isOk(result))
+                                       {
+                                               return $elm$core$Result$Err(A2($elm$json$Json$Decode$Field, key, result.a));
+                                       }
+                                       keyValuePairs = _List_Cons(_Utils_Tuple2(key, result.a), keyValuePairs);
+                               }
+                       }
+                       return $elm$core$Result$Ok($elm$core$List$reverse(keyValuePairs));
+
+               case 9:
+                       var answer = decoder.f;
+                       var decoders = decoder.g;
+                       for (var i = 0; i < decoders.length; i++)
+                       {
+                               var result = _Json_runHelp(decoders[i], value);
+                               if (!$elm$core$Result$isOk(result))
+                               {
+                                       return result;
+                               }
+                               answer = answer(result.a);
+                       }
+                       return $elm$core$Result$Ok(answer);
+
+               case 10:
+                       var result = _Json_runHelp(decoder.b, value);
+                       return (!$elm$core$Result$isOk(result))
+                               ? result
+                               : _Json_runHelp(decoder.h(result.a), value);
+
+               case 11:
+                       var errors = _List_Nil;
+                       for (var temp = decoder.g; temp.b; temp = temp.b) // WHILE_CONS
+                       {
+                               var result = _Json_runHelp(temp.a, value);
+                               if ($elm$core$Result$isOk(result))
+                               {
+                                       return result;
+                               }
+                               errors = _List_Cons(result.a, errors);
+                       }
+                       return $elm$core$Result$Err($elm$json$Json$Decode$OneOf($elm$core$List$reverse(errors)));
+
+               case 1:
+                       return $elm$core$Result$Err(A2($elm$json$Json$Decode$Failure, decoder.a, _Json_wrap(value)));
+
+               case 0:
+                       return $elm$core$Result$Ok(decoder.a);
+       }
+}
+
+function _Json_runArrayDecoder(decoder, value, toElmValue)
+{
+       var len = value.length;
+       var array = new Array(len);
+       for (var i = 0; i < len; i++)
+       {
+               var result = _Json_runHelp(decoder, value[i]);
+               if (!$elm$core$Result$isOk(result))
+               {
+                       return $elm$core$Result$Err(A2($elm$json$Json$Decode$Index, i, result.a));
+               }
+               array[i] = result.a;
+       }
+       return $elm$core$Result$Ok(toElmValue(array));
+}
+
+function _Json_isArray(value)
+{
+       return Array.isArray(value) || (typeof FileList !== 'undefined' && value instanceof FileList);
+}
+
+function _Json_toElmArray(array)
+{
+       return A2($elm$core$Array$initialize, array.length, function(i) { return array[i]; });
+}
+
+function _Json_expecting(type, value)
+{
+       return $elm$core$Result$Err(A2($elm$json$Json$Decode$Failure, 'Expecting ' + type, _Json_wrap(value)));
+}
+
+
+// EQUALITY
+
+function _Json_equality(x, y)
+{
+       if (x === y)
+       {
+               return true;
+       }
+
+       if (x.$ !== y.$)
+       {
+               return false;
+       }
+
+       switch (x.$)
+       {
+               case 0:
+               case 1:
+                       return x.a === y.a;
+
+               case 2:
+                       return x.b === y.b;
+
+               case 5:
+                       return x.c === y.c;
+
+               case 3:
+               case 4:
+               case 8:
+                       return _Json_equality(x.b, y.b);
+
+               case 6:
+                       return x.d === y.d && _Json_equality(x.b, y.b);
+
+               case 7:
+                       return x.e === y.e && _Json_equality(x.b, y.b);
+
+               case 9:
+                       return x.f === y.f && _Json_listEquality(x.g, y.g);
+
+               case 10:
+                       return x.h === y.h && _Json_equality(x.b, y.b);
+
+               case 11:
+                       return _Json_listEquality(x.g, y.g);
+       }
+}
+
+function _Json_listEquality(aDecoders, bDecoders)
+{
+       var len = aDecoders.length;
+       if (len !== bDecoders.length)
+       {
+               return false;
+       }
+       for (var i = 0; i < len; i++)
+       {
+               if (!_Json_equality(aDecoders[i], bDecoders[i]))
+               {
+                       return false;
+               }
+       }
+       return true;
+}
+
+
+// ENCODE
+
+var _Json_encode = F2(function(indentLevel, value)
+{
+       return JSON.stringify(_Json_unwrap(value), null, indentLevel) + '';
+});
+
+function _Json_wrap(value) { return { $: 0, a: value }; }
+function _Json_unwrap(value) { return value.a; }
+
+function _Json_wrap_UNUSED(value) { return value; }
+function _Json_unwrap_UNUSED(value) { return value; }
+
+function _Json_emptyArray() { return []; }
+function _Json_emptyObject() { return {}; }
+
+var _Json_addField = F3(function(key, value, object)
+{
+       object[key] = _Json_unwrap(value);
+       return object;
+});
+
+function _Json_addEntry(func)
+{
+       return F2(function(entry, array)
+       {
+               array.push(_Json_unwrap(func(entry)));
+               return array;
+       });
+}
+
+var _Json_encodeNull = _Json_wrap(null);
+
+
+
+// TASKS
+
+function _Scheduler_succeed(value)
+{
+       return {
+               $: 0,
+               a: value
+       };
+}
+
+function _Scheduler_fail(error)
+{
+       return {
+               $: 1,
+               a: error
+       };
+}
+
+function _Scheduler_binding(callback)
+{
+       return {
+               $: 2,
+               b: callback,
+               c: null
+       };
+}
+
+var _Scheduler_andThen = F2(function(callback, task)
+{
+       return {
+               $: 3,
+               b: callback,
+               d: task
+       };
+});
+
+var _Scheduler_onError = F2(function(callback, task)
+{
+       return {
+               $: 4,
+               b: callback,
+               d: task
+       };
+});
+
+function _Scheduler_receive(callback)
+{
+       return {
+               $: 5,
+               b: callback
+       };
+}
+
+
+// PROCESSES
+
+var _Scheduler_guid = 0;
+
+function _Scheduler_rawSpawn(task)
+{
+       var proc = {
+               $: 0,
+               e: _Scheduler_guid++,
+               f: task,
+               g: null,
+               h: []
+       };
+
+       _Scheduler_enqueue(proc);
+
+       return proc;
+}
+
+function _Scheduler_spawn(task)
+{
+       return _Scheduler_binding(function(callback) {
+               callback(_Scheduler_succeed(_Scheduler_rawSpawn(task)));
+       });
+}
+
+function _Scheduler_rawSend(proc, msg)
+{
+       proc.h.push(msg);
+       _Scheduler_enqueue(proc);
+}
+
+var _Scheduler_send = F2(function(proc, msg)
+{
+       return _Scheduler_binding(function(callback) {
+               _Scheduler_rawSend(proc, msg);
+               callback(_Scheduler_succeed(_Utils_Tuple0));
+       });
+});
+
+function _Scheduler_kill(proc)
+{
+       return _Scheduler_binding(function(callback) {
+               var task = proc.f;
+               if (task.$ === 2 && task.c)
+               {
+                       task.c();
+               }
+
+               proc.f = null;
+
+               callback(_Scheduler_succeed(_Utils_Tuple0));
+       });
+}
+
+
+/* STEP PROCESSES
+
+type alias Process =
+  { $ : tag
+  , id : unique_id
+  , root : Task
+  , stack : null | { $: SUCCEED | FAIL, a: callback, b: stack }
+  , mailbox : [msg]
+  }
+
+*/
+
+
+var _Scheduler_working = false;
+var _Scheduler_queue = [];
+
+
+function _Scheduler_enqueue(proc)
+{
+       _Scheduler_queue.push(proc);
+       if (_Scheduler_working)
+       {
+               return;
+       }
+       _Scheduler_working = true;
+       while (proc = _Scheduler_queue.shift())
+       {
+               _Scheduler_step(proc);
+       }
+       _Scheduler_working = false;
+}
+
+
+function _Scheduler_step(proc)
+{
+       while (proc.f)
+       {
+               var rootTag = proc.f.$;
+               if (rootTag === 0 || rootTag === 1)
+               {
+                       while (proc.g && proc.g.$ !== rootTag)
+                       {
+                               proc.g = proc.g.i;
+                       }
+                       if (!proc.g)
+                       {
+                               return;
+                       }
+                       proc.f = proc.g.b(proc.f.a);
+                       proc.g = proc.g.i;
+               }
+               else if (rootTag === 2)
+               {
+                       proc.f.c = proc.f.b(function(newRoot) {
+                               proc.f = newRoot;
+                               _Scheduler_enqueue(proc);
+                       });
+                       return;
+               }
+               else if (rootTag === 5)
+               {
+                       if (proc.h.length === 0)
+                       {
+                               return;
+                       }
+                       proc.f = proc.f.b(proc.h.shift());
+               }
+               else // if (rootTag === 3 || rootTag === 4)
+               {
+                       proc.g = {
+                               $: rootTag === 3 ? 0 : 1,
+                               b: proc.f.b,
+                               i: proc.g
+                       };
+                       proc.f = proc.f.d;
+               }
+       }
+}
+
+
+
+function _Process_sleep(time)
+{
+       return _Scheduler_binding(function(callback) {
+               var id = setTimeout(function() {
+                       callback(_Scheduler_succeed(_Utils_Tuple0));
+               }, time);
+
+               return function() { clearTimeout(id); };
+       });
+}
+
+
+
+
+// PROGRAMS
+
+
+var _Platform_worker = F4(function(impl, flagDecoder, debugMetadata, args)
+{
+       return _Platform_initialize(
+               flagDecoder,
+               args,
+               impl.init,
+               impl.update,
+               impl.subscriptions,
+               function() { return function() {} }
+       );
+});
+
+
+
+// INITIALIZE A PROGRAM
+
+
+function _Platform_initialize(flagDecoder, args, init, update, subscriptions, stepperBuilder)
+{
+       var result = A2(_Json_run, flagDecoder, _Json_wrap(args ? args['flags'] : undefined));
+       $elm$core$Result$isOk(result) || _Debug_crash(2 /**/, _Json_errorToString(result.a) /**/);
+       var managers = {};
+       var initPair = init(result.a);
+       var model = initPair.a;
+       var stepper = stepperBuilder(sendToApp, model);
+       var ports = _Platform_setupEffects(managers, sendToApp);
+
+       function sendToApp(msg, viewMetadata)
+       {
+               var pair = A2(update, msg, model);
+               stepper(model = pair.a, viewMetadata);
+               _Platform_enqueueEffects(managers, pair.b, subscriptions(model));
+       }
+
+       _Platform_enqueueEffects(managers, initPair.b, subscriptions(model));
+
+       return ports ? { ports: ports } : {};
+}
+
+
+
+// TRACK PRELOADS
+//
+// This is used by code in elm/browser and elm/http
+// to register any HTTP requests that are triggered by init.
+//
+
+
+var _Platform_preload;
+
+
+function _Platform_registerPreload(url)
+{
+       _Platform_preload.add(url);
+}
+
+
+
+// EFFECT MANAGERS
+
+
+var _Platform_effectManagers = {};
+
+
+function _Platform_setupEffects(managers, sendToApp)
+{
+       var ports;
+
+       // setup all necessary effect managers
+       for (var key in _Platform_effectManagers)
+       {
+               var manager = _Platform_effectManagers[key];
+
+               if (manager.a)
+               {
+                       ports = ports || {};
+                       ports[key] = manager.a(key, sendToApp);
+               }
+
+               managers[key] = _Platform_instantiateManager(manager, sendToApp);
+       }
+
+       return ports;
+}
+
+
+function _Platform_createManager(init, onEffects, onSelfMsg, cmdMap, subMap)
+{
+       return {
+               b: init,
+               c: onEffects,
+               d: onSelfMsg,
+               e: cmdMap,
+               f: subMap
+       };
+}
+
+
+function _Platform_instantiateManager(info, sendToApp)
+{
+       var router = {
+               g: sendToApp,
+               h: undefined
+       };
+
+       var onEffects = info.c;
+       var onSelfMsg = info.d;
+       var cmdMap = info.e;
+       var subMap = info.f;
+
+       function loop(state)
+       {
+               return A2(_Scheduler_andThen, loop, _Scheduler_receive(function(msg)
+               {
+                       var value = msg.a;
+
+                       if (msg.$ === 0)
+                       {
+                               return A3(onSelfMsg, router, value, state);
+                       }
+
+                       return cmdMap && subMap
+                               ? A4(onEffects, router, value.i, value.j, state)
+                               : A3(onEffects, router, cmdMap ? value.i : value.j, state);
+               }));
+       }
+
+       return router.h = _Scheduler_rawSpawn(A2(_Scheduler_andThen, loop, info.b));
+}
+
+
+
+// ROUTING
+
+
+var _Platform_sendToApp = F2(function(router, msg)
+{
+       return _Scheduler_binding(function(callback)
+       {
+               router.g(msg);
+               callback(_Scheduler_succeed(_Utils_Tuple0));
+       });
+});
+
+
+var _Platform_sendToSelf = F2(function(router, msg)
+{
+       return A2(_Scheduler_send, router.h, {
+               $: 0,
+               a: msg
+       });
+});
+
+
+
+// BAGS
+
+
+function _Platform_leaf(home)
+{
+       return function(value)
+       {
+               return {
+                       $: 1,
+                       k: home,
+                       l: value
+               };
+       };
+}
+
+
+function _Platform_batch(list)
+{
+       return {
+               $: 2,
+               m: list
+       };
+}
+
+
+var _Platform_map = F2(function(tagger, bag)
+{
+       return {
+               $: 3,
+               n: tagger,
+               o: bag
+       }
+});
+
+
+
+// PIPE BAGS INTO EFFECT MANAGERS
+//
+// Effects must be queued!
+//
+// Say your init contains a synchronous command, like Time.now or Time.here
+//
+//   - This will produce a batch of effects (FX_1)
+//   - The synchronous task triggers the subsequent `update` call
+//   - This will produce a batch of effects (FX_2)
+//
+// If we just start dispatching FX_2, subscriptions from FX_2 can be processed
+// before subscriptions from FX_1. No good! Earlier versions of this code had
+// this problem, leading to these reports:
+//
+//   https://github.com/elm/core/issues/980
+//   https://github.com/elm/core/pull/981
+//   https://github.com/elm/compiler/issues/1776
+//
+// The queue is necessary to avoid ordering issues for synchronous commands.
+
+
+// Why use true/false here? Why not just check the length of the queue?
+// The goal is to detect "are we currently dispatching effects?" If we
+// are, we need to bail and let the ongoing while loop handle things.
+//
+// Now say the queue has 1 element. When we dequeue the final element,
+// the queue will be empty, but we are still actively dispatching effects.
+// So you could get queue jumping in a really tricky category of cases.
+//
+var _Platform_effectsQueue = [];
+var _Platform_effectsActive = false;
+
+
+function _Platform_enqueueEffects(managers, cmdBag, subBag)
+{
+       _Platform_effectsQueue.push({ p: managers, q: cmdBag, r: subBag });
+
+       if (_Platform_effectsActive) return;
+
+       _Platform_effectsActive = true;
+       for (var fx; fx = _Platform_effectsQueue.shift(); )
+       {
+               _Platform_dispatchEffects(fx.p, fx.q, fx.r);
+       }
+       _Platform_effectsActive = false;
+}
+
+
+function _Platform_dispatchEffects(managers, cmdBag, subBag)
+{
+       var effectsDict = {};
+       _Platform_gatherEffects(true, cmdBag, effectsDict, null);
+       _Platform_gatherEffects(false, subBag, effectsDict, null);
+
+       for (var home in managers)
+       {
+               _Scheduler_rawSend(managers[home], {
+                       $: 'fx',
+                       a: effectsDict[home] || { i: _List_Nil, j: _List_Nil }
+               });
+       }
+}
+
+
+function _Platform_gatherEffects(isCmd, bag, effectsDict, taggers)
+{
+       switch (bag.$)
+       {
+               case 1:
+                       var home = bag.k;
+                       var effect = _Platform_toEffect(isCmd, home, taggers, bag.l);
+                       effectsDict[home] = _Platform_insert(isCmd, effect, effectsDict[home]);
+                       return;
+
+               case 2:
+                       for (var list = bag.m; list.b; list = list.b) // WHILE_CONS
+                       {
+                               _Platform_gatherEffects(isCmd, list.a, effectsDict, taggers);
+                       }
+                       return;
+
+               case 3:
+                       _Platform_gatherEffects(isCmd, bag.o, effectsDict, {
+                               s: bag.n,
+                               t: taggers
+                       });
+                       return;
+       }
+}
+
+
+function _Platform_toEffect(isCmd, home, taggers, value)
+{
+       function applyTaggers(x)
+       {
+               for (var temp = taggers; temp; temp = temp.t)
+               {
+                       x = temp.s(x);
+               }
+               return x;
+       }
+
+       var map = isCmd
+               ? _Platform_effectManagers[home].e
+               : _Platform_effectManagers[home].f;
+
+       return A2(map, applyTaggers, value)
+}
+
+
+function _Platform_insert(isCmd, newEffect, effects)
+{
+       effects = effects || { i: _List_Nil, j: _List_Nil };
+
+       isCmd
+               ? (effects.i = _List_Cons(newEffect, effects.i))
+               : (effects.j = _List_Cons(newEffect, effects.j));
+
+       return effects;
+}
+
+
+
+// PORTS
+
+
+function _Platform_checkPortName(name)
+{
+       if (_Platform_effectManagers[name])
+       {
+               _Debug_crash(3, name)
+       }
+}
+
+
+
+// OUTGOING PORTS
+
+
+function _Platform_outgoingPort(name, converter)
+{
+       _Platform_checkPortName(name);
+       _Platform_effectManagers[name] = {
+               e: _Platform_outgoingPortMap,
+               u: converter,
+               a: _Platform_setupOutgoingPort
+       };
+       return _Platform_leaf(name);
+}
+
+
+var _Platform_outgoingPortMap = F2(function(tagger, value) { return value; });
+
+
+function _Platform_setupOutgoingPort(name)
+{
+       var subs = [];
+       var converter = _Platform_effectManagers[name].u;
+
+       // CREATE MANAGER
+
+       var init = _Process_sleep(0);
+
+       _Platform_effectManagers[name].b = init;
+       _Platform_effectManagers[name].c = F3(function(router, cmdList, state)
+       {
+               for ( ; cmdList.b; cmdList = cmdList.b) // WHILE_CONS
+               {
+                       // grab a separate reference to subs in case unsubscribe is called
+                       var currentSubs = subs;
+                       var value = _Json_unwrap(converter(cmdList.a));
+                       for (var i = 0; i < currentSubs.length; i++)
+                       {
+                               currentSubs[i](value);
+                       }
+               }
+               return init;
+       });
+
+       // PUBLIC API
+
+       function subscribe(callback)
+       {
+               subs.push(callback);
+       }
+
+       function unsubscribe(callback)
+       {
+               // copy subs into a new array in case unsubscribe is called within a
+               // subscribed callback
+               subs = subs.slice();
+               var index = subs.indexOf(callback);
+               if (index >= 0)
+               {
+                       subs.splice(index, 1);
+               }
+       }
+
+       return {
+               subscribe: subscribe,
+               unsubscribe: unsubscribe
+       };
+}
+
+
+
+// INCOMING PORTS
+
+
+function _Platform_incomingPort(name, converter)
+{
+       _Platform_checkPortName(name);
+       _Platform_effectManagers[name] = {
+               f: _Platform_incomingPortMap,
+               u: converter,
+               a: _Platform_setupIncomingPort
+       };
+       return _Platform_leaf(name);
+}
+
+
+var _Platform_incomingPortMap = F2(function(tagger, finalTagger)
+{
+       return function(value)
+       {
+               return tagger(finalTagger(value));
+       };
+});
+
+
+function _Platform_setupIncomingPort(name, sendToApp)
+{
+       var subs = _List_Nil;
+       var converter = _Platform_effectManagers[name].u;
+
+       // CREATE MANAGER
+
+       var init = _Scheduler_succeed(null);
+
+       _Platform_effectManagers[name].b = init;
+       _Platform_effectManagers[name].c = F3(function(router, subList, state)
+       {
+               subs = subList;
+               return init;
+       });
+
+       // PUBLIC API
+
+       function send(incomingValue)
+       {
+               var result = A2(_Json_run, converter, _Json_wrap(incomingValue));
+
+               $elm$core$Result$isOk(result) || _Debug_crash(4, name, result.a);
+
+               var value = result.a;
+               for (var temp = subs; temp.b; temp = temp.b) // WHILE_CONS
+               {
+                       sendToApp(temp.a(value));
+               }
+       }
+
+       return { send: send };
+}
+
+
+
+// EXPORT ELM MODULES
+//
+// Have DEBUG and PROD versions so that we can (1) give nicer errors in
+// debug mode and (2) not pay for the bits needed for that in prod mode.
+//
+
+
+function _Platform_export_UNUSED(exports)
+{
+       scope['Elm']
+               ? _Platform_mergeExportsProd(scope['Elm'], exports)
+               : scope['Elm'] = exports;
+}
+
+
+function _Platform_mergeExportsProd(obj, exports)
+{
+       for (var name in exports)
+       {
+               (name in obj)
+                       ? (name == 'init')
+                               ? _Debug_crash(6)
+                               : _Platform_mergeExportsProd(obj[name], exports[name])
+                       : (obj[name] = exports[name]);
+       }
+}
+
+
+function _Platform_export(exports)
+{
+       scope['Elm']
+               ? _Platform_mergeExportsDebug('Elm', scope['Elm'], exports)
+               : scope['Elm'] = exports;
+}
+
+
+function _Platform_mergeExportsDebug(moduleName, obj, exports)
+{
+       for (var name in exports)
+       {
+               (name in obj)
+                       ? (name == 'init')
+                               ? _Debug_crash(6, moduleName)
+                               : _Platform_mergeExportsDebug(moduleName + '.' + name, obj[name], exports[name])
+                       : (obj[name] = exports[name]);
+       }
+}
+
+
+
+
+// HELPERS
+
+
+var _VirtualDom_divertHrefToApp;
+
+var _VirtualDom_doc = typeof document !== 'undefined' ? document : {};
+
+
+function _VirtualDom_appendChild(parent, child)
+{
+       parent.appendChild(child);
+}
+
+var _VirtualDom_init = F4(function(virtualNode, flagDecoder, debugMetadata, args)
+{
+       // NOTE: this function needs _Platform_export available to work
+
+       /**_UNUSED/
+       var node = args['node'];
+       //*/
+       /**/
+       var node = args && args['node'] ? args['node'] : _Debug_crash(0);
+       //*/
+
+       node.parentNode.replaceChild(
+               _VirtualDom_render(virtualNode, function() {}),
+               node
+       );
+
+       return {};
+});
+
+
+
+// TEXT
+
+
+function _VirtualDom_text(string)
+{
+       return {
+               $: 0,
+               a: string
+       };
+}
+
+
+
+// NODE
+
+
+var _VirtualDom_nodeNS = F2(function(namespace, tag)
+{
+       return F2(function(factList, kidList)
+       {
+               for (var kids = [], descendantsCount = 0; kidList.b; kidList = kidList.b) // WHILE_CONS
+               {
+                       var kid = kidList.a;
+                       descendantsCount += (kid.b || 0);
+                       kids.push(kid);
+               }
+               descendantsCount += kids.length;
+
+               return {
+                       $: 1,
+                       c: tag,
+                       d: _VirtualDom_organizeFacts(factList),
+                       e: kids,
+                       f: namespace,
+                       b: descendantsCount
+               };
+       });
+});
+
+
+var _VirtualDom_node = _VirtualDom_nodeNS(undefined);
+
+
+
+// KEYED NODE
+
+
+var _VirtualDom_keyedNodeNS = F2(function(namespace, tag)
+{
+       return F2(function(factList, kidList)
+       {
+               for (var kids = [], descendantsCount = 0; kidList.b; kidList = kidList.b) // WHILE_CONS
+               {
+                       var kid = kidList.a;
+                       descendantsCount += (kid.b.b || 0);
+                       kids.push(kid);
+               }
+               descendantsCount += kids.length;
+
+               return {
+                       $: 2,
+                       c: tag,
+                       d: _VirtualDom_organizeFacts(factList),
+                       e: kids,
+                       f: namespace,
+                       b: descendantsCount
+               };
+       });
+});
+
+
+var _VirtualDom_keyedNode = _VirtualDom_keyedNodeNS(undefined);
+
+
+
+// CUSTOM
+
+
+function _VirtualDom_custom(factList, model, render, diff)
+{
+       return {
+               $: 3,
+               d: _VirtualDom_organizeFacts(factList),
+               g: model,
+               h: render,
+               i: diff
+       };
+}
+
+
+
+// MAP
+
+
+var _VirtualDom_map = F2(function(tagger, node)
+{
+       return {
+               $: 4,
+               j: tagger,
+               k: node,
+               b: 1 + (node.b || 0)
+       };
+});
+
+
+
+// LAZY
+
+
+function _VirtualDom_thunk(refs, thunk)
+{
+       return {
+               $: 5,
+               l: refs,
+               m: thunk,
+               k: undefined
+       };
+}
+
+var _VirtualDom_lazy = F2(function(func, a)
+{
+       return _VirtualDom_thunk([func, a], function() {
+               return func(a);
+       });
+});
+
+var _VirtualDom_lazy2 = F3(function(func, a, b)
+{
+       return _VirtualDom_thunk([func, a, b], function() {
+               return A2(func, a, b);
+       });
+});
+
+var _VirtualDom_lazy3 = F4(function(func, a, b, c)
+{
+       return _VirtualDom_thunk([func, a, b, c], function() {
+               return A3(func, a, b, c);
+       });
+});
+
+var _VirtualDom_lazy4 = F5(function(func, a, b, c, d)
+{
+       return _VirtualDom_thunk([func, a, b, c, d], function() {
+               return A4(func, a, b, c, d);
+       });
+});
+
+var _VirtualDom_lazy5 = F6(function(func, a, b, c, d, e)
+{
+       return _VirtualDom_thunk([func, a, b, c, d, e], function() {
+               return A5(func, a, b, c, d, e);
+       });
+});
+
+var _VirtualDom_lazy6 = F7(function(func, a, b, c, d, e, f)
+{
+       return _VirtualDom_thunk([func, a, b, c, d, e, f], function() {
+               return A6(func, a, b, c, d, e, f);
+       });
+});
+
+var _VirtualDom_lazy7 = F8(function(func, a, b, c, d, e, f, g)
+{
+       return _VirtualDom_thunk([func, a, b, c, d, e, f, g], function() {
+               return A7(func, a, b, c, d, e, f, g);
+       });
+});
+
+var _VirtualDom_lazy8 = F9(function(func, a, b, c, d, e, f, g, h)
+{
+       return _VirtualDom_thunk([func, a, b, c, d, e, f, g, h], function() {
+               return A8(func, a, b, c, d, e, f, g, h);
+       });
+});
+
+
+
+// FACTS
+
+
+var _VirtualDom_on = F2(function(key, handler)
+{
+       return {
+               $: 'a0',
+               n: key,
+               o: handler
+       };
+});
+var _VirtualDom_style = F2(function(key, value)
+{
+       return {
+               $: 'a1',
+               n: key,
+               o: value
+       };
+});
+var _VirtualDom_property = F2(function(key, value)
+{
+       return {
+               $: 'a2',
+               n: key,
+               o: value
+       };
+});
+var _VirtualDom_attribute = F2(function(key, value)
+{
+       return {
+               $: 'a3',
+               n: key,
+               o: value
+       };
+});
+var _VirtualDom_attributeNS = F3(function(namespace, key, value)
+{
+       return {
+               $: 'a4',
+               n: key,
+               o: { f: namespace, o: value }
+       };
+});
+
+
+
+// XSS ATTACK VECTOR CHECKS
+//
+// For some reason, tabs can appear in href protocols and it still works.
+// So '\tjava\tSCRIPT:alert("!!!")' and 'javascript:alert("!!!")' are the same
+// in practice. That is why _VirtualDom_RE_js and _VirtualDom_RE_js_html look
+// so freaky.
+//
+// Pulling the regular expressions out to the top level gives a slight speed
+// boost in small benchmarks (4-10%) but hoisting values to reduce allocation
+// can be unpredictable in large programs where JIT may have a harder time with
+// functions are not fully self-contained. The benefit is more that the js and
+// js_html ones are so weird that I prefer to see them near each other.
+
+
+var _VirtualDom_RE_script = /^script$/i;
+var _VirtualDom_RE_on_formAction = /^(on|formAction$)/i;
+var _VirtualDom_RE_js = /^\s*j\s*a\s*v\s*a\s*s\s*c\s*r\s*i\s*p\s*t\s*:/i;
+var _VirtualDom_RE_js_html = /^\s*(j\s*a\s*v\s*a\s*s\s*c\s*r\s*i\s*p\s*t\s*:|d\s*a\s*t\s*a\s*:\s*t\s*e\s*x\s*t\s*\/\s*h\s*t\s*m\s*l\s*(,|;))/i;
+
+
+function _VirtualDom_noScript(tag)
+{
+       return _VirtualDom_RE_script.test(tag) ? 'p' : tag;
+}
+
+function _VirtualDom_noOnOrFormAction(key)
+{
+       return _VirtualDom_RE_on_formAction.test(key) ? 'data-' + key : key;
+}
+
+function _VirtualDom_noInnerHtmlOrFormAction(key)
+{
+       return key == 'innerHTML' || key == 'formAction' ? 'data-' + key : key;
+}
+
+function _VirtualDom_noJavaScriptUri(value)
+{
+       return _VirtualDom_RE_js.test(value)
+               ? /**_UNUSED/''//*//**/'javascript:alert("This is an XSS vector. Please use ports or web components instead.")'//*/
+               : value;
+}
+
+function _VirtualDom_noJavaScriptOrHtmlUri(value)
+{
+       return _VirtualDom_RE_js_html.test(value)
+               ? /**_UNUSED/''//*//**/'javascript:alert("This is an XSS vector. Please use ports or web components instead.")'//*/
+               : value;
+}
+
+function _VirtualDom_noJavaScriptOrHtmlJson(value)
+{
+       return (typeof _Json_unwrap(value) === 'string' && _VirtualDom_RE_js_html.test(_Json_unwrap(value)))
+               ? _Json_wrap(
+                       /**_UNUSED/''//*//**/'javascript:alert("This is an XSS vector. Please use ports or web components instead.")'//*/
+               ) : value;
+}
+
+
+
+// MAP FACTS
+
+
+var _VirtualDom_mapAttribute = F2(function(func, attr)
+{
+       return (attr.$ === 'a0')
+               ? A2(_VirtualDom_on, attr.n, _VirtualDom_mapHandler(func, attr.o))
+               : attr;
+});
+
+function _VirtualDom_mapHandler(func, handler)
+{
+       var tag = $elm$virtual_dom$VirtualDom$toHandlerInt(handler);
+
+       // 0 = Normal
+       // 1 = MayStopPropagation
+       // 2 = MayPreventDefault
+       // 3 = Custom
+
+       return {
+               $: handler.$,
+               a:
+                       !tag
+                               ? A2($elm$json$Json$Decode$map, func, handler.a)
+                               :
+                       A3($elm$json$Json$Decode$map2,
+                               tag < 3
+                                       ? _VirtualDom_mapEventTuple
+                                       : _VirtualDom_mapEventRecord,
+                               $elm$json$Json$Decode$succeed(func),
+                               handler.a
+                       )
+       };
+}
+
+var _VirtualDom_mapEventTuple = F2(function(func, tuple)
+{
+       return _Utils_Tuple2(func(tuple.a), tuple.b);
+});
+
+var _VirtualDom_mapEventRecord = F2(function(func, record)
+{
+       return {
+               message: func(record.message),
+               stopPropagation: record.stopPropagation,
+               preventDefault: record.preventDefault
+       }
+});
+
+
+
+// ORGANIZE FACTS
+
+
+function _VirtualDom_organizeFacts(factList)
+{
+       for (var facts = {}; factList.b; factList = factList.b) // WHILE_CONS
+       {
+               var entry = factList.a;
+
+               var tag = entry.$;
+               var key = entry.n;
+               var value = entry.o;
+
+               if (tag === 'a2')
+               {
+                       (key === 'className')
+                               ? _VirtualDom_addClass(facts, key, _Json_unwrap(value))
+                               : facts[key] = _Json_unwrap(value);
+
+                       continue;
+               }
+
+               var subFacts = facts[tag] || (facts[tag] = {});
+               (tag === 'a3' && key === 'class')
+                       ? _VirtualDom_addClass(subFacts, key, value)
+                       : subFacts[key] = value;
+       }
+
+       return facts;
+}
+
+function _VirtualDom_addClass(object, key, newClass)
+{
+       var classes = object[key];
+       object[key] = classes ? classes + ' ' + newClass : newClass;
+}
+
+
+
+// RENDER
+
+
+function _VirtualDom_render(vNode, eventNode)
+{
+       var tag = vNode.$;
+
+       if (tag === 5)
+       {
+               return _VirtualDom_render(vNode.k || (vNode.k = vNode.m()), eventNode);
+       }
+
+       if (tag === 0)
+       {
+               return _VirtualDom_doc.createTextNode(vNode.a);
+       }
+
+       if (tag === 4)
+       {
+               var subNode = vNode.k;
+               var tagger = vNode.j;
+
+               while (subNode.$ === 4)
+               {
+                       typeof tagger !== 'object'
+                               ? tagger = [tagger, subNode.j]
+                               : tagger.push(subNode.j);
+
+                       subNode = subNode.k;
+               }
+
+               var subEventRoot = { j: tagger, p: eventNode };
+               var domNode = _VirtualDom_render(subNode, subEventRoot);
+               domNode.elm_event_node_ref = subEventRoot;
+               return domNode;
+       }
+
+       if (tag === 3)
+       {
+               var domNode = vNode.h(vNode.g);
+               _VirtualDom_applyFacts(domNode, eventNode, vNode.d);
+               return domNode;
+       }
+
+       // at this point `tag` must be 1 or 2
+
+       var domNode = vNode.f
+               ? _VirtualDom_doc.createElementNS(vNode.f, vNode.c)
+               : _VirtualDom_doc.createElement(vNode.c);
+
+       if (_VirtualDom_divertHrefToApp && vNode.c == 'a')
+       {
+               domNode.addEventListener('click', _VirtualDom_divertHrefToApp(domNode));
+       }
+
+       _VirtualDom_applyFacts(domNode, eventNode, vNode.d);
+
+       for (var kids = vNode.e, i = 0; i < kids.length; i++)
+       {
+               _VirtualDom_appendChild(domNode, _VirtualDom_render(tag === 1 ? kids[i] : kids[i].b, eventNode));
+       }
+
+       return domNode;
+}
+
+
+
+// APPLY FACTS
+
+
+function _VirtualDom_applyFacts(domNode, eventNode, facts)
+{
+       for (var key in facts)
+       {
+               var value = facts[key];
+
+               key === 'a1'
+                       ? _VirtualDom_applyStyles(domNode, value)
+                       :
+               key === 'a0'
+                       ? _VirtualDom_applyEvents(domNode, eventNode, value)
+                       :
+               key === 'a3'
+                       ? _VirtualDom_applyAttrs(domNode, value)
+                       :
+               key === 'a4'
+                       ? _VirtualDom_applyAttrsNS(domNode, value)
+                       :
+               ((key !== 'value' && key !== 'checked') || domNode[key] !== value) && (domNode[key] = value);
+       }
+}
+
+
+
+// APPLY STYLES
+
+
+function _VirtualDom_applyStyles(domNode, styles)
+{
+       var domNodeStyle = domNode.style;
+
+       for (var key in styles)
+       {
+               domNodeStyle[key] = styles[key];
+       }
+}
+
+
+
+// APPLY ATTRS
+
+
+function _VirtualDom_applyAttrs(domNode, attrs)
+{
+       for (var key in attrs)
+       {
+               var value = attrs[key];
+               typeof value !== 'undefined'
+                       ? domNode.setAttribute(key, value)
+                       : domNode.removeAttribute(key);
+       }
+}
+
+
+
+// APPLY NAMESPACED ATTRS
+
+
+function _VirtualDom_applyAttrsNS(domNode, nsAttrs)
+{
+       for (var key in nsAttrs)
+       {
+               var pair = nsAttrs[key];
+               var namespace = pair.f;
+               var value = pair.o;
+
+               typeof value !== 'undefined'
+                       ? domNode.setAttributeNS(namespace, key, value)
+                       : domNode.removeAttributeNS(namespace, key);
+       }
+}
+
+
+
+// APPLY EVENTS
+
+
+function _VirtualDom_applyEvents(domNode, eventNode, events)
+{
+       var allCallbacks = domNode.elmFs || (domNode.elmFs = {});
+
+       for (var key in events)
+       {
+               var newHandler = events[key];
+               var oldCallback = allCallbacks[key];
+
+               if (!newHandler)
+               {
+                       domNode.removeEventListener(key, oldCallback);
+                       allCallbacks[key] = undefined;
+                       continue;
+               }
+
+               if (oldCallback)
+               {
+                       var oldHandler = oldCallback.q;
+                       if (oldHandler.$ === newHandler.$)
+                       {
+                               oldCallback.q = newHandler;
+                               continue;
+                       }
+                       domNode.removeEventListener(key, oldCallback);
+               }
+
+               oldCallback = _VirtualDom_makeCallback(eventNode, newHandler);
+               domNode.addEventListener(key, oldCallback,
+                       _VirtualDom_passiveSupported
+                       && { passive: $elm$virtual_dom$VirtualDom$toHandlerInt(newHandler) < 2 }
+               );
+               allCallbacks[key] = oldCallback;
+       }
+}
+
+
+
+// PASSIVE EVENTS
+
+
+var _VirtualDom_passiveSupported;
+
+try
+{
+       window.addEventListener('t', null, Object.defineProperty({}, 'passive', {
+               get: function() { _VirtualDom_passiveSupported = true; }
+       }));
+}
+catch(e) {}
+
+
+
+// EVENT HANDLERS
+
+
+function _VirtualDom_makeCallback(eventNode, initialHandler)
+{
+       function callback(event)
+       {
+               var handler = callback.q;
+               var result = _Json_runHelp(handler.a, event);
+
+               if (!$elm$core$Result$isOk(result))
+               {
+                       return;
+               }
+
+               var tag = $elm$virtual_dom$VirtualDom$toHandlerInt(handler);
+
+               // 0 = Normal
+               // 1 = MayStopPropagation
+               // 2 = MayPreventDefault
+               // 3 = Custom
+
+               var value = result.a;
+               var message = !tag ? value : tag < 3 ? value.a : value.message;
+               var stopPropagation = tag == 1 ? value.b : tag == 3 && value.stopPropagation;
+               var currentEventNode = (
+                       stopPropagation && event.stopPropagation(),
+                       (tag == 2 ? value.b : tag == 3 && value.preventDefault) && event.preventDefault(),
+                       eventNode
+               );
+               var tagger;
+               var i;
+               while (tagger = currentEventNode.j)
+               {
+                       if (typeof tagger == 'function')
+                       {
+                               message = tagger(message);
+                       }
+                       else
+                       {
+                               for (var i = tagger.length; i--; )
+                               {
+                                       message = tagger[i](message);
+                               }
+                       }
+                       currentEventNode = currentEventNode.p;
+               }
+               currentEventNode(message, stopPropagation); // stopPropagation implies isSync
+       }
+
+       callback.q = initialHandler;
+
+       return callback;
+}
+
+function _VirtualDom_equalEvents(x, y)
+{
+       return x.$ == y.$ && _Json_equality(x.a, y.a);
+}
+
+
+
+// DIFF
+
+
+// TODO: Should we do patches like in iOS?
+//
+// type Patch
+//   = At Int Patch
+//   | Batch (List Patch)
+//   | Change ...
+//
+// How could it not be better?
+//
+function _VirtualDom_diff(x, y)
+{
+       var patches = [];
+       _VirtualDom_diffHelp(x, y, patches, 0);
+       return patches;
+}
+
+
+function _VirtualDom_pushPatch(patches, type, index, data)
+{
+       var patch = {
+               $: type,
+               r: index,
+               s: data,
+               t: undefined,
+               u: undefined
+       };
+       patches.push(patch);
+       return patch;
+}
+
+
+function _VirtualDom_diffHelp(x, y, patches, index)
+{
+       if (x === y)
+       {
+               return;
+       }
+
+       var xType = x.$;
+       var yType = y.$;
+
+       // Bail if you run into different types of nodes. Implies that the
+       // structure has changed significantly and it's not worth a diff.
+       if (xType !== yType)
+       {
+               if (xType === 1 && yType === 2)
+               {
+                       y = _VirtualDom_dekey(y);
+                       yType = 1;
+               }
+               else
+               {
+                       _VirtualDom_pushPatch(patches, 0, index, y);
+                       return;
+               }
+       }
+
+       // Now we know that both nodes are the same $.
+       switch (yType)
+       {
+               case 5:
+                       var xRefs = x.l;
+                       var yRefs = y.l;
+                       var i = xRefs.length;
+                       var same = i === yRefs.length;
+                       while (same && i--)
+                       {
+                               same = xRefs[i] === yRefs[i];
+                       }
+                       if (same)
+                       {
+                               y.k = x.k;
+                               return;
+                       }
+                       y.k = y.m();
+                       var subPatches = [];
+                       _VirtualDom_diffHelp(x.k, y.k, subPatches, 0);
+                       subPatches.length > 0 && _VirtualDom_pushPatch(patches, 1, index, subPatches);
+                       return;
+
+               case 4:
+                       // gather nested taggers
+                       var xTaggers = x.j;
+                       var yTaggers = y.j;
+                       var nesting = false;
+
+                       var xSubNode = x.k;
+                       while (xSubNode.$ === 4)
+                       {
+                               nesting = true;
+
+                               typeof xTaggers !== 'object'
+                                       ? xTaggers = [xTaggers, xSubNode.j]
+                                       : xTaggers.push(xSubNode.j);
+
+                               xSubNode = xSubNode.k;
+                       }
+
+                       var ySubNode = y.k;
+                       while (ySubNode.$ === 4)
+                       {
+                               nesting = true;
+
+                               typeof yTaggers !== 'object'
+                                       ? yTaggers = [yTaggers, ySubNode.j]
+                                       : yTaggers.push(ySubNode.j);
+
+                               ySubNode = ySubNode.k;
+                       }
+
+                       // Just bail if different numbers of taggers. This implies the
+                       // structure of the virtual DOM has changed.
+                       if (nesting && xTaggers.length !== yTaggers.length)
+                       {
+                               _VirtualDom_pushPatch(patches, 0, index, y);
+                               return;
+                       }
+
+                       // check if taggers are "the same"
+                       if (nesting ? !_VirtualDom_pairwiseRefEqual(xTaggers, yTaggers) : xTaggers !== yTaggers)
+                       {
+                               _VirtualDom_pushPatch(patches, 2, index, yTaggers);
+                       }
+
+                       // diff everything below the taggers
+                       _VirtualDom_diffHelp(xSubNode, ySubNode, patches, index + 1);
+                       return;
+
+               case 0:
+                       if (x.a !== y.a)
+                       {
+                               _VirtualDom_pushPatch(patches, 3, index, y.a);
+                       }
+                       return;
+
+               case 1:
+                       _VirtualDom_diffNodes(x, y, patches, index, _VirtualDom_diffKids);
+                       return;
+
+               case 2:
+                       _VirtualDom_diffNodes(x, y, patches, index, _VirtualDom_diffKeyedKids);
+                       return;
+
+               case 3:
+                       if (x.h !== y.h)
+                       {
+                               _VirtualDom_pushPatch(patches, 0, index, y);
+                               return;
+                       }
+
+                       var factsDiff = _VirtualDom_diffFacts(x.d, y.d);
+                       factsDiff && _VirtualDom_pushPatch(patches, 4, index, factsDiff);
+
+                       var patch = y.i(x.g, y.g);
+                       patch && _VirtualDom_pushPatch(patches, 5, index, patch);
+
+                       return;
+       }
+}
+
+// assumes the incoming arrays are the same length
+function _VirtualDom_pairwiseRefEqual(as, bs)
+{
+       for (var i = 0; i < as.length; i++)
+       {
+               if (as[i] !== bs[i])
+               {
+                       return false;
+               }
+       }
+
+       return true;
+}
+
+function _VirtualDom_diffNodes(x, y, patches, index, diffKids)
+{
+       // Bail if obvious indicators have changed. Implies more serious
+       // structural changes such that it's not worth it to diff.
+       if (x.c !== y.c || x.f !== y.f)
+       {
+               _VirtualDom_pushPatch(patches, 0, index, y);
+               return;
+       }
+
+       var factsDiff = _VirtualDom_diffFacts(x.d, y.d);
+       factsDiff && _VirtualDom_pushPatch(patches, 4, index, factsDiff);
+
+       diffKids(x, y, patches, index);
+}
+
+
+
+// DIFF FACTS
+
+
+// TODO Instead of creating a new diff object, it's possible to just test if
+// there *is* a diff. During the actual patch, do the diff again and make the
+// modifications directly. This way, there's no new allocations. Worth it?
+function _VirtualDom_diffFacts(x, y, category)
+{
+       var diff;
+
+       // look for changes and removals
+       for (var xKey in x)
+       {
+               if (xKey === 'a1' || xKey === 'a0' || xKey === 'a3' || xKey === 'a4')
+               {
+                       var subDiff = _VirtualDom_diffFacts(x[xKey], y[xKey] || {}, xKey);
+                       if (subDiff)
+                       {
+                               diff = diff || {};
+                               diff[xKey] = subDiff;
+                       }
+                       continue;
+               }
+
+               // remove if not in the new facts
+               if (!(xKey in y))
+               {
+                       diff = diff || {};
+                       diff[xKey] =
+                               !category
+                                       ? (typeof x[xKey] === 'string' ? '' : null)
+                                       :
+                               (category === 'a1')
+                                       ? ''
+                                       :
+                               (category === 'a0' || category === 'a3')
+                                       ? undefined
+                                       :
+                               { f: x[xKey].f, o: undefined };
+
+                       continue;
+               }
+
+               var xValue = x[xKey];
+               var yValue = y[xKey];
+
+               // reference equal, so don't worry about it
+               if (xValue === yValue && xKey !== 'value' && xKey !== 'checked'
+                       || category === 'a0' && _VirtualDom_equalEvents(xValue, yValue))
+               {
+                       continue;
+               }
+
+               diff = diff || {};
+               diff[xKey] = yValue;
+       }
+
+       // add new stuff
+       for (var yKey in y)
+       {
+               if (!(yKey in x))
+               {
+                       diff = diff || {};
+                       diff[yKey] = y[yKey];
+               }
+       }
+
+       return diff;
+}
+
+
+
+// DIFF KIDS
+
+
+function _VirtualDom_diffKids(xParent, yParent, patches, index)
+{
+       var xKids = xParent.e;
+       var yKids = yParent.e;
+
+       var xLen = xKids.length;
+       var yLen = yKids.length;
+
+       // FIGURE OUT IF THERE ARE INSERTS OR REMOVALS
+
+       if (xLen > yLen)
+       {
+               _VirtualDom_pushPatch(patches, 6, index, {
+                       v: yLen,
+                       i: xLen - yLen
+               });
+       }
+       else if (xLen < yLen)
+       {
+               _VirtualDom_pushPatch(patches, 7, index, {
+                       v: xLen,
+                       e: yKids
+               });
+       }
+
+       // PAIRWISE DIFF EVERYTHING ELSE
+
+       for (var minLen = xLen < yLen ? xLen : yLen, i = 0; i < minLen; i++)
+       {
+               var xKid = xKids[i];
+               _VirtualDom_diffHelp(xKid, yKids[i], patches, ++index);
+               index += xKid.b || 0;
+       }
+}
+
+
+
+// KEYED DIFF
+
+
+function _VirtualDom_diffKeyedKids(xParent, yParent, patches, rootIndex)
+{
+       var localPatches = [];
+
+       var changes = {}; // Dict String Entry
+       var inserts = []; // Array { index : Int, entry : Entry }
+       // type Entry = { tag : String, vnode : VNode, index : Int, data : _ }
+
+       var xKids = xParent.e;
+       var yKids = yParent.e;
+       var xLen = xKids.length;
+       var yLen = yKids.length;
+       var xIndex = 0;
+       var yIndex = 0;
+
+       var index = rootIndex;
+
+       while (xIndex < xLen && yIndex < yLen)
+       {
+               var x = xKids[xIndex];
+               var y = yKids[yIndex];
+
+               var xKey = x.a;
+               var yKey = y.a;
+               var xNode = x.b;
+               var yNode = y.b;
+
+               var newMatch = undefined;
+               var oldMatch = undefined;
+
+               // check if keys match
+
+               if (xKey === yKey)
+               {
+                       index++;
+                       _VirtualDom_diffHelp(xNode, yNode, localPatches, index);
+                       index += xNode.b || 0;
+
+                       xIndex++;
+                       yIndex++;
+                       continue;
+               }
+
+               // look ahead 1 to detect insertions and removals.
+
+               var xNext = xKids[xIndex + 1];
+               var yNext = yKids[yIndex + 1];
+
+               if (xNext)
+               {
+                       var xNextKey = xNext.a;
+                       var xNextNode = xNext.b;
+                       oldMatch = yKey === xNextKey;
+               }
+
+               if (yNext)
+               {
+                       var yNextKey = yNext.a;
+                       var yNextNode = yNext.b;
+                       newMatch = xKey === yNextKey;
+               }
+
+
+               // swap x and y
+               if (newMatch && oldMatch)
+               {
+                       index++;
+                       _VirtualDom_diffHelp(xNode, yNextNode, localPatches, index);
+                       _VirtualDom_insertNode(changes, localPatches, xKey, yNode, yIndex, inserts);
+                       index += xNode.b || 0;
+
+                       index++;
+                       _VirtualDom_removeNode(changes, localPatches, xKey, xNextNode, index);
+                       index += xNextNode.b || 0;
+
+                       xIndex += 2;
+                       yIndex += 2;
+                       continue;
+               }
+
+               // insert y
+               if (newMatch)
+               {
+                       index++;
+                       _VirtualDom_insertNode(changes, localPatches, yKey, yNode, yIndex, inserts);
+                       _VirtualDom_diffHelp(xNode, yNextNode, localPatches, index);
+                       index += xNode.b || 0;
+
+                       xIndex += 1;
+                       yIndex += 2;
+                       continue;
+               }
+
+               // remove x
+               if (oldMatch)
+               {
+                       index++;
+                       _VirtualDom_removeNode(changes, localPatches, xKey, xNode, index);
+                       index += xNode.b || 0;
+
+                       index++;
+                       _VirtualDom_diffHelp(xNextNode, yNode, localPatches, index);
+                       index += xNextNode.b || 0;
+
+                       xIndex += 2;
+                       yIndex += 1;
+                       continue;
+               }
+
+               // remove x, insert y
+               if (xNext && xNextKey === yNextKey)
+               {
+                       index++;
+                       _VirtualDom_removeNode(changes, localPatches, xKey, xNode, index);
+                       _VirtualDom_insertNode(changes, localPatches, yKey, yNode, yIndex, inserts);
+                       index += xNode.b || 0;
+
+                       index++;
+                       _VirtualDom_diffHelp(xNextNode, yNextNode, localPatches, index);
+                       index += xNextNode.b || 0;
+
+                       xIndex += 2;
+                       yIndex += 2;
+                       continue;
+               }
+
+               break;
+       }
+
+       // eat up any remaining nodes with removeNode and insertNode
+
+       while (xIndex < xLen)
+       {
+               index++;
+               var x = xKids[xIndex];
+               var xNode = x.b;
+               _VirtualDom_removeNode(changes, localPatches, x.a, xNode, index);
+               index += xNode.b || 0;
+               xIndex++;
+       }
+
+       while (yIndex < yLen)
+       {
+               var endInserts = endInserts || [];
+               var y = yKids[yIndex];
+               _VirtualDom_insertNode(changes, localPatches, y.a, y.b, undefined, endInserts);
+               yIndex++;
+       }
+
+       if (localPatches.length > 0 || inserts.length > 0 || endInserts)
+       {
+               _VirtualDom_pushPatch(patches, 8, rootIndex, {
+                       w: localPatches,
+                       x: inserts,
+                       y: endInserts
+               });
+       }
+}
+
+
+
+// CHANGES FROM KEYED DIFF
+
+
+var _VirtualDom_POSTFIX = '_elmW6BL';
+
+
+function _VirtualDom_insertNode(changes, localPatches, key, vnode, yIndex, inserts)
+{
+       var entry = changes[key];
+
+       // never seen this key before
+       if (!entry)
+       {
+               entry = {
+                       c: 0,
+                       z: vnode,
+                       r: yIndex,
+                       s: undefined
+               };
+
+               inserts.push({ r: yIndex, A: entry });
+               changes[key] = entry;
+
+               return;
+       }
+
+       // this key was removed earlier, a match!
+       if (entry.c === 1)
+       {
+               inserts.push({ r: yIndex, A: entry });
+
+               entry.c = 2;
+               var subPatches = [];
+               _VirtualDom_diffHelp(entry.z, vnode, subPatches, entry.r);
+               entry.r = yIndex;
+               entry.s.s = {
+                       w: subPatches,
+                       A: entry
+               };
+
+               return;
+       }
+
+       // this key has already been inserted or moved, a duplicate!
+       _VirtualDom_insertNode(changes, localPatches, key + _VirtualDom_POSTFIX, vnode, yIndex, inserts);
+}
+
+
+function _VirtualDom_removeNode(changes, localPatches, key, vnode, index)
+{
+       var entry = changes[key];
+
+       // never seen this key before
+       if (!entry)
+       {
+               var patch = _VirtualDom_pushPatch(localPatches, 9, index, undefined);
+
+               changes[key] = {
+                       c: 1,
+                       z: vnode,
+                       r: index,
+                       s: patch
+               };
+
+               return;
+       }
+
+       // this key was inserted earlier, a match!
+       if (entry.c === 0)
+       {
+               entry.c = 2;
+               var subPatches = [];
+               _VirtualDom_diffHelp(vnode, entry.z, subPatches, index);
+
+               _VirtualDom_pushPatch(localPatches, 9, index, {
+                       w: subPatches,
+                       A: entry
+               });
+
+               return;
+       }
+
+       // this key has already been removed or moved, a duplicate!
+       _VirtualDom_removeNode(changes, localPatches, key + _VirtualDom_POSTFIX, vnode, index);
+}
+
+
+
+// ADD DOM NODES
+//
+// Each DOM node has an "index" assigned in order of traversal. It is important
+// to minimize our crawl over the actual DOM, so these indexes (along with the
+// descendantsCount of virtual nodes) let us skip touching entire subtrees of
+// the DOM if we know there are no patches there.
+
+
+function _VirtualDom_addDomNodes(domNode, vNode, patches, eventNode)
+{
+       _VirtualDom_addDomNodesHelp(domNode, vNode, patches, 0, 0, vNode.b, eventNode);
+}
+
+
+// assumes `patches` is non-empty and indexes increase monotonically.
+function _VirtualDom_addDomNodesHelp(domNode, vNode, patches, i, low, high, eventNode)
+{
+       var patch = patches[i];
+       var index = patch.r;
+
+       while (index === low)
+       {
+               var patchType = patch.$;
+
+               if (patchType === 1)
+               {
+                       _VirtualDom_addDomNodes(domNode, vNode.k, patch.s, eventNode);
+               }
+               else if (patchType === 8)
+               {
+                       patch.t = domNode;
+                       patch.u = eventNode;
+
+                       var subPatches = patch.s.w;
+                       if (subPatches.length > 0)
+                       {
+                               _VirtualDom_addDomNodesHelp(domNode, vNode, subPatches, 0, low, high, eventNode);
+                       }
+               }
+               else if (patchType === 9)
+               {
+                       patch.t = domNode;
+                       patch.u = eventNode;
+
+                       var data = patch.s;
+                       if (data)
+                       {
+                               data.A.s = domNode;
+                               var subPatches = data.w;
+                               if (subPatches.length > 0)
+                               {
+                                       _VirtualDom_addDomNodesHelp(domNode, vNode, subPatches, 0, low, high, eventNode);
+                               }
+                       }
+               }
+               else
+               {
+                       patch.t = domNode;
+                       patch.u = eventNode;
+               }
+
+               i++;
+
+               if (!(patch = patches[i]) || (index = patch.r) > high)
+               {
+                       return i;
+               }
+       }
+
+       var tag = vNode.$;
+
+       if (tag === 4)
+       {
+               var subNode = vNode.k;
+
+               while (subNode.$ === 4)
+               {
+                       subNode = subNode.k;
+               }
+
+               return _VirtualDom_addDomNodesHelp(domNode, subNode, patches, i, low + 1, high, domNode.elm_event_node_ref);
+       }
+
+       // tag must be 1 or 2 at this point
+
+       var vKids = vNode.e;
+       var childNodes = domNode.childNodes;
+       for (var j = 0; j < vKids.length; j++)
+       {
+               low++;
+               var vKid = tag === 1 ? vKids[j] : vKids[j].b;
+               var nextLow = low + (vKid.b || 0);
+               if (low <= index && index <= nextLow)
+               {
+                       i = _VirtualDom_addDomNodesHelp(childNodes[j], vKid, patches, i, low, nextLow, eventNode);
+                       if (!(patch = patches[i]) || (index = patch.r) > high)
+                       {
+                               return i;
+                       }
+               }
+               low = nextLow;
+       }
+       return i;
+}
+
+
+
+// APPLY PATCHES
+
+
+function _VirtualDom_applyPatches(rootDomNode, oldVirtualNode, patches, eventNode)
+{
+       if (patches.length === 0)
+       {
+               return rootDomNode;
+       }
+
+       _VirtualDom_addDomNodes(rootDomNode, oldVirtualNode, patches, eventNode);
+       return _VirtualDom_applyPatchesHelp(rootDomNode, patches);
+}
+
+function _VirtualDom_applyPatchesHelp(rootDomNode, patches)
+{
+       for (var i = 0; i < patches.length; i++)
+       {
+               var patch = patches[i];
+               var localDomNode = patch.t
+               var newNode = _VirtualDom_applyPatch(localDomNode, patch);
+               if (localDomNode === rootDomNode)
+               {
+                       rootDomNode = newNode;
+               }
+       }
+       return rootDomNode;
+}
+
+function _VirtualDom_applyPatch(domNode, patch)
+{
+       switch (patch.$)
+       {
+               case 0:
+                       return _VirtualDom_applyPatchRedraw(domNode, patch.s, patch.u);
+
+               case 4:
+                       _VirtualDom_applyFacts(domNode, patch.u, patch.s);
+                       return domNode;
+
+               case 3:
+                       domNode.replaceData(0, domNode.length, patch.s);
+                       return domNode;
+
+               case 1:
+                       return _VirtualDom_applyPatchesHelp(domNode, patch.s);
+
+               case 2:
+                       if (domNode.elm_event_node_ref)
+                       {
+                               domNode.elm_event_node_ref.j = patch.s;
+                       }
+                       else
+                       {
+                               domNode.elm_event_node_ref = { j: patch.s, p: patch.u };
+                       }
+                       return domNode;
+
+               case 6:
+                       var data = patch.s;
+                       for (var i = 0; i < data.i; i++)
+                       {
+                               domNode.removeChild(domNode.childNodes[data.v]);
+                       }
+                       return domNode;
+
+               case 7:
+                       var data = patch.s;
+                       var kids = data.e;
+                       var i = data.v;
+                       var theEnd = domNode.childNodes[i];
+                       for (; i < kids.length; i++)
+                       {
+                               domNode.insertBefore(_VirtualDom_render(kids[i], patch.u), theEnd);
+                       }
+                       return domNode;
+
+               case 9:
+                       var data = patch.s;
+                       if (!data)
+                       {
+                               domNode.parentNode.removeChild(domNode);
+                               return domNode;
+                       }
+                       var entry = data.A;
+                       if (typeof entry.r !== 'undefined')
+                       {
+                               domNode.parentNode.removeChild(domNode);
+                       }
+                       entry.s = _VirtualDom_applyPatchesHelp(domNode, data.w);
+                       return domNode;
+
+               case 8:
+                       return _VirtualDom_applyPatchReorder(domNode, patch);
+
+               case 5:
+                       return patch.s(domNode);
+
+               default:
+                       _Debug_crash(10); // 'Ran into an unknown patch!'
+       }
+}
+
+
+function _VirtualDom_applyPatchRedraw(domNode, vNode, eventNode)
+{
+       var parentNode = domNode.parentNode;
+       var newNode = _VirtualDom_render(vNode, eventNode);
+
+       if (!newNode.elm_event_node_ref)
+       {
+               newNode.elm_event_node_ref = domNode.elm_event_node_ref;
+       }
+
+       if (parentNode && newNode !== domNode)
+       {
+               parentNode.replaceChild(newNode, domNode);
+       }
+       return newNode;
+}
+
+
+function _VirtualDom_applyPatchReorder(domNode, patch)
+{
+       var data = patch.s;
+
+       // remove end inserts
+       var frag = _VirtualDom_applyPatchReorderEndInsertsHelp(data.y, patch);
+
+       // removals
+       domNode = _VirtualDom_applyPatchesHelp(domNode, data.w);
+
+       // inserts
+       var inserts = data.x;
+       for (var i = 0; i < inserts.length; i++)
+       {
+               var insert = inserts[i];
+               var entry = insert.A;
+               var node = entry.c === 2
+                       ? entry.s
+                       : _VirtualDom_render(entry.z, patch.u);
+               domNode.insertBefore(node, domNode.childNodes[insert.r]);
+       }
+
+       // add end inserts
+       if (frag)
+       {
+               _VirtualDom_appendChild(domNode, frag);
+       }
+
+       return domNode;
+}
+
+
+function _VirtualDom_applyPatchReorderEndInsertsHelp(endInserts, patch)
+{
+       if (!endInserts)
+       {
+               return;
+       }
+
+       var frag = _VirtualDom_doc.createDocumentFragment();
+       for (var i = 0; i < endInserts.length; i++)
+       {
+               var insert = endInserts[i];
+               var entry = insert.A;
+               _VirtualDom_appendChild(frag, entry.c === 2
+                       ? entry.s
+                       : _VirtualDom_render(entry.z, patch.u)
+               );
+       }
+       return frag;
+}
+
+
+function _VirtualDom_virtualize(node)
+{
+       // TEXT NODES
+
+       if (node.nodeType === 3)
+       {
+               return _VirtualDom_text(node.textContent);
+       }
+
+
+       // WEIRD NODES
+
+       if (node.nodeType !== 1)
+       {
+               return _VirtualDom_text('');
+       }
+
+
+       // ELEMENT NODES
+
+       var attrList = _List_Nil;
+       var attrs = node.attributes;
+       for (var i = attrs.length; i--; )
+       {
+               var attr = attrs[i];
+               var name = attr.name;
+               var value = attr.value;
+               attrList = _List_Cons( A2(_VirtualDom_attribute, name, value), attrList );
+       }
+
+       var tag = node.tagName.toLowerCase();
+       var kidList = _List_Nil;
+       var kids = node.childNodes;
+
+       for (var i = kids.length; i--; )
+       {
+               kidList = _List_Cons(_VirtualDom_virtualize(kids[i]), kidList);
+       }
+       return A3(_VirtualDom_node, tag, attrList, kidList);
+}
+
+function _VirtualDom_dekey(keyedNode)
+{
+       var keyedKids = keyedNode.e;
+       var len = keyedKids.length;
+       var kids = new Array(len);
+       for (var i = 0; i < len; i++)
+       {
+               kids[i] = keyedKids[i].b;
+       }
+
+       return {
+               $: 1,
+               c: keyedNode.c,
+               d: keyedNode.d,
+               e: kids,
+               f: keyedNode.f,
+               b: keyedNode.b
+       };
+}
+
+
+
+
+// ELEMENT
+
+
+var _Debugger_element;
+
+var _Browser_element = _Debugger_element || F4(function(impl, flagDecoder, debugMetadata, args)
+{
+       return _Platform_initialize(
+               flagDecoder,
+               args,
+               impl.init,
+               impl.update,
+               impl.subscriptions,
+               function(sendToApp, initialModel) {
+                       var view = impl.view;
+                       /**_UNUSED/
+                       var domNode = args['node'];
+                       //*/
+                       /**/
+                       var domNode = args && args['node'] ? args['node'] : _Debug_crash(0);
+                       //*/
+                       var currNode = _VirtualDom_virtualize(domNode);
+
+                       return _Browser_makeAnimator(initialModel, function(model)
+                       {
+                               var nextNode = view(model);
+                               var patches = _VirtualDom_diff(currNode, nextNode);
+                               domNode = _VirtualDom_applyPatches(domNode, currNode, patches, sendToApp);
+                               currNode = nextNode;
+                       });
+               }
+       );
+});
+
+
+
+// DOCUMENT
+
+
+var _Debugger_document;
+
+var _Browser_document = _Debugger_document || F4(function(impl, flagDecoder, debugMetadata, args)
+{
+       return _Platform_initialize(
+               flagDecoder,
+               args,
+               impl.init,
+               impl.update,
+               impl.subscriptions,
+               function(sendToApp, initialModel) {
+                       var divertHrefToApp = impl.setup && impl.setup(sendToApp)
+                       var view = impl.view;
+                       var title = _VirtualDom_doc.title;
+                       var bodyNode = _VirtualDom_doc.body;
+                       var currNode = _VirtualDom_virtualize(bodyNode);
+                       return _Browser_makeAnimator(initialModel, function(model)
+                       {
+                               _VirtualDom_divertHrefToApp = divertHrefToApp;
+                               var doc = view(model);
+                               var nextNode = _VirtualDom_node('body')(_List_Nil)(doc.body);
+                               var patches = _VirtualDom_diff(currNode, nextNode);
+                               bodyNode = _VirtualDom_applyPatches(bodyNode, currNode, patches, sendToApp);
+                               currNode = nextNode;
+                               _VirtualDom_divertHrefToApp = 0;
+                               (title !== doc.title) && (_VirtualDom_doc.title = title = doc.title);
+                       });
+               }
+       );
+});
+
+
+
+// ANIMATION
+
+
+var _Browser_cancelAnimationFrame =
+       typeof cancelAnimationFrame !== 'undefined'
+               ? cancelAnimationFrame
+               : function(id) { clearTimeout(id); };
+
+var _Browser_requestAnimationFrame =
+       typeof requestAnimationFrame !== 'undefined'
+               ? requestAnimationFrame
+               : function(callback) { return setTimeout(callback, 1000 / 60); };
+
+
+function _Browser_makeAnimator(model, draw)
+{
+       draw(model);
+
+       var state = 0;
+
+       function updateIfNeeded()
+       {
+               state = state === 1
+                       ? 0
+                       : ( _Browser_requestAnimationFrame(updateIfNeeded), draw(model), 1 );
+       }
+
+       return function(nextModel, isSync)
+       {
+               model = nextModel;
+
+               isSync
+                       ? ( draw(model),
+                               state === 2 && (state = 1)
+                               )
+                       : ( state === 0 && _Browser_requestAnimationFrame(updateIfNeeded),
+                               state = 2
+                               );
+       };
+}
+
+
+
+// APPLICATION
+
+
+function _Browser_application(impl)
+{
+       var onUrlChange = impl.onUrlChange;
+       var onUrlRequest = impl.onUrlRequest;
+       var key = function() { key.a(onUrlChange(_Browser_getUrl())); };
+
+       return _Browser_document({
+               setup: function(sendToApp)
+               {
+                       key.a = sendToApp;
+                       _Browser_window.addEventListener('popstate', key);
+                       _Browser_window.navigator.userAgent.indexOf('Trident') < 0 || _Browser_window.addEventListener('hashchange', key);
+
+                       return F2(function(domNode, event)
+                       {
+                               if (!event.ctrlKey && !event.metaKey && !event.shiftKey && event.button < 1 && !domNode.target && !domNode.hasAttribute('download'))
+                               {
+                                       event.preventDefault();
+                                       var href = domNode.href;
+                                       var curr = _Browser_getUrl();
+                                       var next = $elm$url$Url$fromString(href).a;
+                                       sendToApp(onUrlRequest(
+                                               (next
+                                                       && curr.protocol === next.protocol
+                                                       && curr.host === next.host
+                                                       && curr.port_.a === next.port_.a
+                                               )
+                                                       ? $elm$browser$Browser$Internal(next)
+                                                       : $elm$browser$Browser$External(href)
+                                       ));
+                               }
+                       });
+               },
+               init: function(flags)
+               {
+                       return A3(impl.init, flags, _Browser_getUrl(), key);
+               },
+               view: impl.view,
+               update: impl.update,
+               subscriptions: impl.subscriptions
+       });
+}
+
+function _Browser_getUrl()
+{
+       return $elm$url$Url$fromString(_VirtualDom_doc.location.href).a || _Debug_crash(1);
+}
+
+var _Browser_go = F2(function(key, n)
+{
+       return A2($elm$core$Task$perform, $elm$core$Basics$never, _Scheduler_binding(function() {
+               n && history.go(n);
+               key();
+       }));
+});
+
+var _Browser_pushUrl = F2(function(key, url)
+{
+       return A2($elm$core$Task$perform, $elm$core$Basics$never, _Scheduler_binding(function() {
+               history.pushState({}, '', url);
+               key();
+       }));
+});
+
+var _Browser_replaceUrl = F2(function(key, url)
+{
+       return A2($elm$core$Task$perform, $elm$core$Basics$never, _Scheduler_binding(function() {
+               history.replaceState({}, '', url);
+               key();
+       }));
+});
+
+
+
+// GLOBAL EVENTS
+
+
+var _Browser_fakeNode = { addEventListener: function() {}, removeEventListener: function() {} };
+var _Browser_doc = typeof document !== 'undefined' ? document : _Browser_fakeNode;
+var _Browser_window = typeof window !== 'undefined' ? window : _Browser_fakeNode;
+
+var _Browser_on = F3(function(node, eventName, sendToSelf)
+{
+       return _Scheduler_spawn(_Scheduler_binding(function(callback)
+       {
+               function handler(event) { _Scheduler_rawSpawn(sendToSelf(event)); }
+               node.addEventListener(eventName, handler, _VirtualDom_passiveSupported && { passive: true });
+               return function() { node.removeEventListener(eventName, handler); };
+       }));
+});
+
+var _Browser_decodeEvent = F2(function(decoder, event)
+{
+       var result = _Json_runHelp(decoder, event);
+       return $elm$core$Result$isOk(result) ? $elm$core$Maybe$Just(result.a) : $elm$core$Maybe$Nothing;
+});
+
+
+
+// PAGE VISIBILITY
+
+
+function _Browser_visibilityInfo()
+{
+       return (typeof _VirtualDom_doc.hidden !== 'undefined')
+               ? { hidden: 'hidden', change: 'visibilitychange' }
+               :
+       (typeof _VirtualDom_doc.mozHidden !== 'undefined')
+               ? { hidden: 'mozHidden', change: 'mozvisibilitychange' }
+               :
+       (typeof _VirtualDom_doc.msHidden !== 'undefined')
+               ? { hidden: 'msHidden', change: 'msvisibilitychange' }
+               :
+       (typeof _VirtualDom_doc.webkitHidden !== 'undefined')
+               ? { hidden: 'webkitHidden', change: 'webkitvisibilitychange' }
+               : { hidden: 'hidden', change: 'visibilitychange' };
+}
+
+
+
+// ANIMATION FRAMES
+
+
+function _Browser_rAF()
+{
+       return _Scheduler_binding(function(callback)
+       {
+               var id = _Browser_requestAnimationFrame(function() {
+                       callback(_Scheduler_succeed(Date.now()));
+               });
+
+               return function() {
+                       _Browser_cancelAnimationFrame(id);
+               };
+       });
+}
+
+
+function _Browser_now()
+{
+       return _Scheduler_binding(function(callback)
+       {
+               callback(_Scheduler_succeed(Date.now()));
+       });
+}
+
+
+
+// DOM STUFF
+
+
+function _Browser_withNode(id, doStuff)
+{
+       return _Scheduler_binding(function(callback)
+       {
+               _Browser_requestAnimationFrame(function() {
+                       var node = document.getElementById(id);
+                       callback(node
+                               ? _Scheduler_succeed(doStuff(node))
+                               : _Scheduler_fail($elm$browser$Browser$Dom$NotFound(id))
+                       );
+               });
+       });
+}
+
+
+function _Browser_withWindow(doStuff)
+{
+       return _Scheduler_binding(function(callback)
+       {
+               _Browser_requestAnimationFrame(function() {
+                       callback(_Scheduler_succeed(doStuff()));
+               });
+       });
+}
+
+
+// FOCUS and BLUR
+
+
+var _Browser_call = F2(function(functionName, id)
+{
+       return _Browser_withNode(id, function(node) {
+               node[functionName]();
+               return _Utils_Tuple0;
+       });
+});
+
+
+
+// WINDOW VIEWPORT
+
+
+function _Browser_getViewport()
+{
+       return {
+               scene: _Browser_getScene(),
+               viewport: {
+                       x: _Browser_window.pageXOffset,
+                       y: _Browser_window.pageYOffset,
+                       width: _Browser_doc.documentElement.clientWidth,
+                       height: _Browser_doc.documentElement.clientHeight
+               }
+       };
+}
+
+function _Browser_getScene()
+{
+       var body = _Browser_doc.body;
+       var elem = _Browser_doc.documentElement;
+       return {
+               width: Math.max(body.scrollWidth, body.offsetWidth, elem.scrollWidth, elem.offsetWidth, elem.clientWidth),
+               height: Math.max(body.scrollHeight, body.offsetHeight, elem.scrollHeight, elem.offsetHeight, elem.clientHeight)
+       };
+}
+
+var _Browser_setViewport = F2(function(x, y)
+{
+       return _Browser_withWindow(function()
+       {
+               _Browser_window.scroll(x, y);
+               return _Utils_Tuple0;
+       });
+});
+
+
+
+// ELEMENT VIEWPORT
+
+
+function _Browser_getViewportOf(id)
+{
+       return _Browser_withNode(id, function(node)
+       {
+               return {
+                       scene: {
+                               width: node.scrollWidth,
+                               height: node.scrollHeight
+                       },
+                       viewport: {
+                               x: node.scrollLeft,
+                               y: node.scrollTop,
+                               width: node.clientWidth,
+                               height: node.clientHeight
+                       }
+               };
+       });
+}
+
+
+var _Browser_setViewportOf = F3(function(id, x, y)
+{
+       return _Browser_withNode(id, function(node)
+       {
+               node.scrollLeft = x;
+               node.scrollTop = y;
+               return _Utils_Tuple0;
+       });
+});
+
+
+
+// ELEMENT
+
+
+function _Browser_getElement(id)
+{
+       return _Browser_withNode(id, function(node)
+       {
+               var rect = node.getBoundingClientRect();
+               var x = _Browser_window.pageXOffset;
+               var y = _Browser_window.pageYOffset;
+               return {
+                       scene: _Browser_getScene(),
+                       viewport: {
+                               x: x,
+                               y: y,
+                               width: _Browser_doc.documentElement.clientWidth,
+                               height: _Browser_doc.documentElement.clientHeight
+                       },
+                       element: {
+                               x: x + rect.left,
+                               y: y + rect.top,
+                               width: rect.width,
+                               height: rect.height
+                       }
+               };
+       });
+}
+
+
+
+// LOAD and RELOAD
+
+
+function _Browser_reload(skipCache)
+{
+       return A2($elm$core$Task$perform, $elm$core$Basics$never, _Scheduler_binding(function(callback)
+       {
+               _VirtualDom_doc.location.reload(skipCache);
+       }));
+}
+
+function _Browser_load(url)
+{
+       return A2($elm$core$Task$perform, $elm$core$Basics$never, _Scheduler_binding(function(callback)
+       {
+               try
+               {
+                       _Browser_window.location = url;
+               }
+               catch(err)
+               {
+                       // Only Firefox can throw a NS_ERROR_MALFORMED_URI exception here.
+                       // Other browsers reload the page, so let's be consistent about that.
+                       _VirtualDom_doc.location.reload(false);
+               }
+       }));
+}
+
+
+
+var _Bitwise_and = F2(function(a, b)
+{
+       return a & b;
+});
+
+var _Bitwise_or = F2(function(a, b)
+{
+       return a | b;
+});
+
+var _Bitwise_xor = F2(function(a, b)
+{
+       return a ^ b;
+});
+
+function _Bitwise_complement(a)
+{
+       return ~a;
+};
+
+var _Bitwise_shiftLeftBy = F2(function(offset, a)
+{
+       return a << offset;
+});
+
+var _Bitwise_shiftRightBy = F2(function(offset, a)
+{
+       return a >> offset;
+});
+
+var _Bitwise_shiftRightZfBy = F2(function(offset, a)
+{
+       return a >>> offset;
+});
+var $elm$core$Dict$RBEmpty_elm_builtin = {$: 'RBEmpty_elm_builtin'};
+var $elm$core$Dict$empty = $elm$core$Dict$RBEmpty_elm_builtin;
+var $elm$core$Dict$Black = {$: 'Black'};
+var $elm$core$Dict$RBNode_elm_builtin = F5(
+       function (a, b, c, d, e) {
+               return {$: 'RBNode_elm_builtin', a: a, b: b, c: c, d: d, e: e};
+       });
+var $elm$core$Dict$Red = {$: 'Red'};
+var $elm$core$Dict$balance = F5(
+       function (color, key, value, left, right) {
+               if ((right.$ === 'RBNode_elm_builtin') && (right.a.$ === 'Red')) {
+                       var _v1 = right.a;
+                       var rK = right.b;
+                       var rV = right.c;
+                       var rLeft = right.d;
+                       var rRight = right.e;
+                       if ((left.$ === 'RBNode_elm_builtin') && (left.a.$ === 'Red')) {
+                               var _v3 = left.a;
+                               var lK = left.b;
+                               var lV = left.c;
+                               var lLeft = left.d;
+                               var lRight = left.e;
+                               return A5(
+                                       $elm$core$Dict$RBNode_elm_builtin,
+                                       $elm$core$Dict$Red,
+                                       key,
+                                       value,
+                                       A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Black, lK, lV, lLeft, lRight),
+                                       A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Black, rK, rV, rLeft, rRight));
+                       } else {
+                               return A5(
+                                       $elm$core$Dict$RBNode_elm_builtin,
+                                       color,
+                                       rK,
+                                       rV,
+                                       A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Red, key, value, left, rLeft),
+                                       rRight);
+                       }
+               } else {
+                       if ((((left.$ === 'RBNode_elm_builtin') && (left.a.$ === 'Red')) && (left.d.$ === 'RBNode_elm_builtin')) && (left.d.a.$ === 'Red')) {
+                               var _v5 = left.a;
+                               var lK = left.b;
+                               var lV = left.c;
+                               var _v6 = left.d;
+                               var _v7 = _v6.a;
+                               var llK = _v6.b;
+                               var llV = _v6.c;
+                               var llLeft = _v6.d;
+                               var llRight = _v6.e;
+                               var lRight = left.e;
+                               return A5(
+                                       $elm$core$Dict$RBNode_elm_builtin,
+                                       $elm$core$Dict$Red,
+                                       lK,
+                                       lV,
+                                       A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Black, llK, llV, llLeft, llRight),
+                                       A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Black, key, value, lRight, right));
+                       } else {
+                               return A5($elm$core$Dict$RBNode_elm_builtin, color, key, value, left, right);
+                       }
+               }
+       });
+var $elm$core$Basics$EQ = {$: 'EQ'};
+var $elm$core$Basics$LT = {$: 'LT'};
+var $elm$core$List$cons = _List_cons;
+var $elm$core$Elm$JsArray$foldr = _JsArray_foldr;
+var $elm$core$Array$foldr = F3(
+       function (func, baseCase, _v0) {
+               var tree = _v0.c;
+               var tail = _v0.d;
+               var helper = F2(
+                       function (node, acc) {
+                               if (node.$ === 'SubTree') {
+                                       var subTree = node.a;
+                                       return A3($elm$core$Elm$JsArray$foldr, helper, acc, subTree);
+                               } else {
+                                       var values = node.a;
+                                       return A3($elm$core$Elm$JsArray$foldr, func, acc, values);
+                               }
+                       });
+               return A3(
+                       $elm$core$Elm$JsArray$foldr,
+                       helper,
+                       A3($elm$core$Elm$JsArray$foldr, func, baseCase, tail),
+                       tree);
+       });
+var $elm$core$Array$toList = function (array) {
+       return A3($elm$core$Array$foldr, $elm$core$List$cons, _List_Nil, array);
+};
+var $elm$core$Dict$foldr = F3(
+       function (func, acc, t) {
+               foldr:
+               while (true) {
+                       if (t.$ === 'RBEmpty_elm_builtin') {
+                               return acc;
+                       } else {
+                               var key = t.b;
+                               var value = t.c;
+                               var left = t.d;
+                               var right = t.e;
+                               var $temp$func = func,
+                                       $temp$acc = A3(
+                                       func,
+                                       key,
+                                       value,
+                                       A3($elm$core$Dict$foldr, func, acc, right)),
+                                       $temp$t = left;
+                               func = $temp$func;
+                               acc = $temp$acc;
+                               t = $temp$t;
+                               continue foldr;
+                       }
+               }
+       });
+var $elm$core$Dict$toList = function (dict) {
+       return A3(
+               $elm$core$Dict$foldr,
+               F3(
+                       function (key, value, list) {
+                               return A2(
+                                       $elm$core$List$cons,
+                                       _Utils_Tuple2(key, value),
+                                       list);
+                       }),
+               _List_Nil,
+               dict);
+};
+var $elm$core$Dict$keys = function (dict) {
+       return A3(
+               $elm$core$Dict$foldr,
+               F3(
+                       function (key, value, keyList) {
+                               return A2($elm$core$List$cons, key, keyList);
+                       }),
+               _List_Nil,
+               dict);
+};
+var $elm$core$Set$toList = function (_v0) {
+       var dict = _v0.a;
+       return $elm$core$Dict$keys(dict);
+};
+var $elm$core$Basics$GT = {$: 'GT'};
+var $elm$core$Basics$compare = _Utils_compare;
+var $elm$core$Dict$insertHelp = F3(
+       function (key, value, dict) {
+               if (dict.$ === 'RBEmpty_elm_builtin') {
+                       return A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Red, key, value, $elm$core$Dict$RBEmpty_elm_builtin, $elm$core$Dict$RBEmpty_elm_builtin);
+               } else {
+                       var nColor = dict.a;
+                       var nKey = dict.b;
+                       var nValue = dict.c;
+                       var nLeft = dict.d;
+                       var nRight = dict.e;
+                       var _v1 = A2($elm$core$Basics$compare, key, nKey);
+                       switch (_v1.$) {
+                               case 'LT':
+                                       return A5(
+                                               $elm$core$Dict$balance,
+                                               nColor,
+                                               nKey,
+                                               nValue,
+                                               A3($elm$core$Dict$insertHelp, key, value, nLeft),
+                                               nRight);
+                               case 'EQ':
+                                       return A5($elm$core$Dict$RBNode_elm_builtin, nColor, nKey, value, nLeft, nRight);
+                               default:
+                                       return A5(
+                                               $elm$core$Dict$balance,
+                                               nColor,
+                                               nKey,
+                                               nValue,
+                                               nLeft,
+                                               A3($elm$core$Dict$insertHelp, key, value, nRight));
+                       }
+               }
+       });
+var $elm$core$Dict$insert = F3(
+       function (key, value, dict) {
+               var _v0 = A3($elm$core$Dict$insertHelp, key, value, dict);
+               if ((_v0.$ === 'RBNode_elm_builtin') && (_v0.a.$ === 'Red')) {
+                       var _v1 = _v0.a;
+                       var k = _v0.b;
+                       var v = _v0.c;
+                       var l = _v0.d;
+                       var r = _v0.e;
+                       return A5($elm$core$Dict$RBNode_elm_builtin, $elm$core$Dict$Black, k, v, l, r);
+               } else {
+                       var x = _v0;
+                       return x;
+               }
+       });
+var $elm$core$Result$Err = function (a) {
+       return {$: 'Err', a: a};
+};
+var $elm$core$Result$Ok = function (a) {
+       return {$: 'Ok', a: a};
+};
+var $author$project$Joy$ExtraClosingBracket = {$: 'ExtraClosingBracket'};
+var $author$project$Joy$JoyList = function (a) {
+       return {$: 'JoyList', a: a};
+};
+var $author$project$Joy$MissingClosingBracket = {$: 'MissingClosingBracket'};
+var $author$project$Joy$JoyFalse = {$: 'JoyFalse'};
+var $author$project$Joy$JoyInt = function (a) {
+       return {$: 'JoyInt', a: a};
+};
+var $author$project$Joy$JoySymbol = function (a) {
+       return {$: 'JoySymbol', a: a};
+};
+var $author$project$Joy$JoyTrue = {$: 'JoyTrue'};
+var $harfangk$elm_bignum$Integer$Integer = F2(
+       function (a, b) {
+               return {$: 'Integer', a: a, b: b};
+       });
+var $elm$core$Maybe$Just = function (a) {
+       return {$: 'Just', a: a};
+};
+var $harfangk$elm_bignum$Integer$Negative = {$: 'Negative'};
+var $elm$core$Maybe$Nothing = {$: 'Nothing'};
+var $harfangk$elm_bignum$Integer$Positive = {$: 'Positive'};
+var $harfangk$elm_bignum$Integer$Zero = {$: 'Zero'};
+var $elm$core$String$length = _String_length;
+var $elm$core$Basics$lt = _Utils_lt;
+var $elm$core$String$slice = _String_slice;
+var $elm$core$String$dropLeft = F2(
+       function (n, string) {
+               return (n < 1) ? string : A3(
+                       $elm$core$String$slice,
+                       n,
+                       $elm$core$String$length(string),
+                       string);
+       });
+var $elm$core$Basics$eq = _Utils_equal;
+var $elm$core$String$isEmpty = function (string) {
+       return string === '';
+};
+var $elm$regex$Regex$Match = F4(
+       function (match, index, number, submatches) {
+               return {index: index, match: match, number: number, submatches: submatches};
+       });
+var $elm$regex$Regex$contains = _Regex_contains;
+var $elm$core$Basics$False = {$: 'False'};
+var $elm$regex$Regex$fromStringWith = _Regex_fromStringWith;
+var $elm$regex$Regex$fromString = function (string) {
+       return A2(
+               $elm$regex$Regex$fromStringWith,
+               {caseInsensitive: false, multiline: false},
+               string);
+};
+var $elm$regex$Regex$never = _Regex_never;
+var $elm$core$Maybe$withDefault = F2(
+       function (_default, maybe) {
+               if (maybe.$ === 'Just') {
+                       var value = maybe.a;
+                       return value;
+               } else {
+                       return _default;
+               }
+       });
+var $harfangk$elm_bignum$Integer$isValidString = $elm$regex$Regex$contains(
+       A2(
+               $elm$core$Maybe$withDefault,
+               $elm$regex$Regex$never,
+               $elm$regex$Regex$fromString('^-?\\d+$')));
+var $elm$core$List$foldl = F3(
+       function (func, acc, list) {
+               foldl:
+               while (true) {
+                       if (!list.b) {
+                               return acc;
+                       } else {
+                               var x = list.a;
+                               var xs = list.b;
+                               var $temp$func = func,
+                                       $temp$acc = A2(func, x, acc),
+                                       $temp$list = xs;
+                               func = $temp$func;
+                               acc = $temp$acc;
+                               list = $temp$list;
+                               continue foldl;
+                       }
+               }
+       });
+var $elm$core$Maybe$map = F2(
+       function (f, maybe) {
+               if (maybe.$ === 'Just') {
+                       var value = maybe.a;
+                       return $elm$core$Maybe$Just(
+                               f(value));
+               } else {
+                       return $elm$core$Maybe$Nothing;
+               }
+       });
+var $harfangk$elm_bignum$Integer$combine = A2(
+       $elm$core$List$foldl,
+       F2(
+               function (x, acc) {
+                       if (x.$ === 'Nothing') {
+                               return $elm$core$Maybe$Nothing;
+                       } else {
+                               var i = x.a;
+                               return A2(
+                                       $elm$core$Maybe$map,
+                                       $elm$core$List$cons(i),
+                                       acc);
+                       }
+               }),
+       $elm$core$Maybe$Just(_List_Nil));
+var $elm$core$Basics$add = _Basics_add;
+var $elm$core$Basics$gt = _Utils_gt;
+var $elm$core$List$reverse = function (list) {
+       return A3($elm$core$List$foldl, $elm$core$List$cons, _List_Nil, list);
+};
+var $elm$core$List$foldrHelper = F4(
+       function (fn, acc, ctr, ls) {
+               if (!ls.b) {
+                       return acc;
+               } else {
+                       var a = ls.a;
+                       var r1 = ls.b;
+                       if (!r1.b) {
+                               return A2(fn, a, acc);
+                       } else {
+                               var b = r1.a;
+                               var r2 = r1.b;
+                               if (!r2.b) {
+                                       return A2(
+                                               fn,
+                                               a,
+                                               A2(fn, b, acc));
+                               } else {
+                                       var c = r2.a;
+                                       var r3 = r2.b;
+                                       if (!r3.b) {
+                                               return A2(
+                                                       fn,
+                                                       a,
+                                                       A2(
+                                                               fn,
+                                                               b,
+                                                               A2(fn, c, acc)));
+                                       } else {
+                                               var d = r3.a;
+                                               var r4 = r3.b;
+                                               var res = (ctr > 500) ? A3(
+                                                       $elm$core$List$foldl,
+                                                       fn,
+                                                       acc,
+                                                       $elm$core$List$reverse(r4)) : A4($elm$core$List$foldrHelper, fn, acc, ctr + 1, r4);
+                                               return A2(
+                                                       fn,
+                                                       a,
+                                                       A2(
+                                                               fn,
+                                                               b,
+                                                               A2(
+                                                                       fn,
+                                                                       c,
+                                                                       A2(fn, d, res))));
+                                       }
+                               }
+                       }
+               }
+       });
+var $elm$core$List$foldr = F3(
+       function (fn, acc, ls) {
+               return A4($elm$core$List$foldrHelper, fn, acc, 0, ls);
+       });
+var $elm$core$List$map = F2(
+       function (f, xs) {
+               return A3(
+                       $elm$core$List$foldr,
+                       F2(
+                               function (x, acc) {
+                                       return A2(
+                                               $elm$core$List$cons,
+                                               f(x),
+                                               acc);
+                               }),
+                       _List_Nil,
+                       xs);
+       });
+var $elm$core$Basics$negate = function (n) {
+       return -n;
+};
+var $elm$core$String$dropRight = F2(
+       function (n, string) {
+               return (n < 1) ? string : A3($elm$core$String$slice, 0, -n, string);
+       });
+var $elm$core$String$right = F2(
+       function (n, string) {
+               return (n < 1) ? '' : A3(
+                       $elm$core$String$slice,
+                       -n,
+                       $elm$core$String$length(string),
+                       string);
+       });
+var $harfangk$elm_bignum$Integer$splitFromEndBy = F3(
+       function (n, acc, s) {
+               splitFromEndBy:
+               while (true) {
+                       if (s === '') {
+                               return acc;
+                       } else {
+                               var rest = A2($elm$core$String$dropRight, n, s);
+                               var chunk = A2($elm$core$String$right, n, s);
+                               var $temp$n = n,
+                                       $temp$acc = A2($elm$core$List$cons, chunk, acc),
+                                       $temp$s = rest;
+                               n = $temp$n;
+                               acc = $temp$acc;
+                               s = $temp$s;
+                               continue splitFromEndBy;
+                       }
+               }
+       });
+var $elm$core$String$toInt = _String_toInt;
+var $harfangk$elm_bignum$Integer$magnitudeFromString = function (s) {
+       return $harfangk$elm_bignum$Integer$combine(
+               A2(
+                       $elm$core$List$map,
+                       $elm$core$String$toInt,
+                       A3($harfangk$elm_bignum$Integer$splitFromEndBy, 7, _List_Nil, s)));
+};
+var $elm$core$String$startsWith = _String_startsWith;
+var $elm$regex$Regex$replace = _Regex_replaceAtMost(_Regex_infinity);
+var $harfangk$elm_bignum$Integer$trimLeadingZeroFromStr = A2(
+       $elm$regex$Regex$replace,
+       A2(
+               $elm$core$Maybe$withDefault,
+               $elm$regex$Regex$never,
+               $elm$regex$Regex$fromString('^0*')),
+       function (_v0) {
+               return '';
+       });
+var $harfangk$elm_bignum$Integer$fromString = function (s) {
+       if ($harfangk$elm_bignum$Integer$isValidString(s)) {
+               var _v0 = A2($elm$core$String$startsWith, '-', s) ? _Utils_Tuple2(
+                       $harfangk$elm_bignum$Integer$Negative,
+                       $harfangk$elm_bignum$Integer$trimLeadingZeroFromStr(
+                               A2($elm$core$String$dropLeft, 1, s))) : _Utils_Tuple2(
+                       $harfangk$elm_bignum$Integer$Positive,
+                       $harfangk$elm_bignum$Integer$trimLeadingZeroFromStr(s));
+               var sign = _v0.a;
+               var num = _v0.b;
+               return $elm$core$String$isEmpty(num) ? $elm$core$Maybe$Just($harfangk$elm_bignum$Integer$Zero) : A2(
+                       $elm$core$Maybe$map,
+                       $harfangk$elm_bignum$Integer$Integer(sign),
+                       $harfangk$elm_bignum$Integer$magnitudeFromString(num));
+       } else {
+               return $elm$core$Maybe$Nothing;
+       }
+};
+var $author$project$Joy$tokenator = function (tok) {
+       switch (tok) {
+               case 'true':
+                       return $author$project$Joy$JoyTrue;
+               case 'false':
+                       return $author$project$Joy$JoyFalse;
+               default:
+                       var _v1 = $harfangk$elm_bignum$Integer$fromString(tok);
+                       if (_v1.$ === 'Just') {
+                               var i = _v1.a;
+                               return $author$project$Joy$JoyInt(i);
+                       } else {
+                               return $author$project$Joy$JoySymbol(tok);
+                       }
+       }
+};
+var $author$project$Joy$expect_right_bracket = F2(
+       function (tokens, acc) {
+               if (!tokens.b) {
+                       return $elm$core$Result$Err($author$project$Joy$MissingClosingBracket);
+               } else {
+                       var h = tokens.a;
+                       var t = tokens.b;
+                       return A3($author$project$Joy$expect_right_bracket_one_token_lookahead, h, t, acc);
+               }
+       });
+var $author$project$Joy$expect_right_bracket_one_token_lookahead = F3(
+       function (token, tokens, acc) {
+               switch (token) {
+                       case ']':
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(acc, tokens));
+                       case '[':
+                               var _v1 = A2($author$project$Joy$expect_right_bracket, tokens, _List_Nil);
+                               if (_v1.$ === 'Err') {
+                                       var msg = _v1.a;
+                                       return $elm$core$Result$Err(msg);
+                               } else {
+                                       var _v2 = _v1.a;
+                                       var sub_list = _v2.a;
+                                       var rest = _v2.b;
+                                       var _v3 = A2($author$project$Joy$expect_right_bracket, rest, acc);
+                                       if (_v3.$ === 'Err') {
+                                               var msg = _v3.a;
+                                               return $elm$core$Result$Err(msg);
+                                       } else {
+                                               var _v4 = _v3.a;
+                                               var el = _v4.a;
+                                               var rrest = _v4.b;
+                                               return $elm$core$Result$Ok(
+                                                       _Utils_Tuple2(
+                                                               A2(
+                                                                       $elm$core$List$cons,
+                                                                       $author$project$Joy$JoyList(sub_list),
+                                                                       el),
+                                                               rrest));
+                                       }
+                               }
+                       default:
+                               var _v5 = A2($author$project$Joy$expect_right_bracket, tokens, acc);
+                               if (_v5.$ === 'Err') {
+                                       var msg = _v5.a;
+                                       return $elm$core$Result$Err(msg);
+                               } else {
+                                       var _v6 = _v5.a;
+                                       var el = _v6.a;
+                                       var rest = _v6.b;
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       A2(
+                                                               $elm$core$List$cons,
+                                                               $author$project$Joy$tokenator(token),
+                                                               el),
+                                                       rest));
+                               }
+               }
+       });
+var $author$project$Joy$one_token_lookahead = F2(
+       function (token, tokens) {
+               switch (token) {
+                       case ']':
+                               return $elm$core$Result$Err($author$project$Joy$ExtraClosingBracket);
+                       case '[':
+                               var _v1 = A2($author$project$Joy$expect_right_bracket, tokens, _List_Nil);
+                               if (_v1.$ === 'Err') {
+                                       var msg = _v1.a;
+                                       return $elm$core$Result$Err(msg);
+                               } else {
+                                       var _v2 = _v1.a;
+                                       var list_term = _v2.a;
+                                       var rest_of_tokens = _v2.b;
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       $author$project$Joy$JoyList(list_term),
+                                                       rest_of_tokens));
+                               }
+                       default:
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               $author$project$Joy$tokenator(token),
+                                               tokens));
+               }
+       });
+var $author$project$Joy$parse0 = F2(
+       function (tokens, acc) {
+               if (!tokens.b) {
+                       return $elm$core$Result$Ok(acc);
+               } else {
+                       var token = tokens.a;
+                       var tokens_tail = tokens.b;
+                       var _v1 = A2($author$project$Joy$one_token_lookahead, token, tokens_tail);
+                       if (_v1.$ === 'Err') {
+                               var msg = _v1.a;
+                               return $elm$core$Result$Err(msg);
+                       } else {
+                               var _v2 = _v1.a;
+                               var term = _v2.a;
+                               var rest_of_tokens = _v2.b;
+                               var _v3 = A2($author$project$Joy$parse0, rest_of_tokens, acc);
+                               if (_v3.$ === 'Err') {
+                                       var msg = _v3.a;
+                                       return $elm$core$Result$Err(msg);
+                               } else {
+                                       var terms = _v3.a;
+                                       return $elm$core$Result$Ok(
+                                               A2($elm$core$List$cons, term, terms));
+                               }
+                       }
+               }
+       });
+var $author$project$Joy$parse = function (tokens) {
+       return A2($author$project$Joy$parse0, tokens, _List_Nil);
+};
+var $elm$core$String$join = F2(
+       function (sep, chunks) {
+               return A2(
+                       _String_join,
+                       sep,
+                       _List_toArray(chunks));
+       });
+var $elm$core$String$split = F2(
+       function (sep, string) {
+               return _List_fromArray(
+                       A2(_String_split, sep, string));
+       });
+var $elm$core$String$replace = F3(
+       function (before, after, string) {
+               return A2(
+                       $elm$core$String$join,
+                       after,
+                       A2($elm$core$String$split, before, string));
+       });
+var $elm$core$String$words = _String_words;
+var $author$project$Joy$tokenize = function (text) {
+       return $elm$core$String$words(
+               A3(
+                       $elm$core$String$replace,
+                       '[',
+                       ' [ ',
+                       A3($elm$core$String$replace, ']', ' ] ', text)));
+};
+var $author$project$Joy$text_to_expression = function (text) {
+       return $author$project$Joy$parse(
+               $author$project$Joy$tokenize(text));
+};
+var $author$project$Joy$add_def = F2(
+       function (def, dict) {
+               var _v0 = $author$project$Joy$text_to_expression(def);
+               if (_v0.$ === 'Err') {
+                       var msg = _v0.a;
+                       return dict;
+               } else {
+                       var expr = _v0.a;
+                       if (!expr.b) {
+                               return dict;
+                       } else {
+                               var sym = expr.a;
+                               var body = expr.b;
+                               if (sym.$ === 'JoySymbol') {
+                                       var name = sym.a;
+                                       return A3($elm$core$Dict$insert, name, body, dict);
+                               } else {
+                                       return dict;
+                               }
+                       }
+               }
+       });
+var $elm$core$String$lines = _String_lines;
+var $author$project$Joy$initialize = function (dict) {
+       return A3(
+               $elm$core$List$foldl,
+               $author$project$Joy$add_def,
+               dict,
+               $elm$core$String$lines('eq [false] [true] [false] cmp\ngt [true] [false] [false] cmp\nlt [false] [false] [true] cmp\nneq [true] [false] [true] cmp\nle [false] [true] [true] cmp\nge [true] [true] [false] cmp\n-- 1 -\n? dup bool\nand nulco [nullary [false]] dip branch\n++ 1 +\nor nulco [nullary] dip [true] branch\n!- 0 >=\n<{} [] swap\n<<{} [] rollup\nabs dup 0 < [] [neg] branch\nanamorphism [pop []] swap [dip swons] genrec\napp1 grba infrst\napp2 [grba swap grba swap] dip [infrst] cons ii\napp3 3 appN\nappN [grabN] codi map reverse disenstacken\nat drop first\naverage [sum] [size] cleave /\nb [i] dip i\nbinary unary popd\nccccons ccons ccons\nccons cons cons\nclear [] swaack pop\ncleave fork popdd\nclop cleave popdd\ncmp [[>] swap] dipd [ifte] ccons [=] swons ifte\ncodi cons dip\ncodireco codi reco\ndinfrirst dip infrst\ndipd [dip] codi\ndisenstacken swaack pop\ndivmod [/] [%] clop\ndown_to_zero [0 >] [dup --] while\ndrop [rest] times\ndupd [dup] dip\ndupdd [dup] dipd\ndupdip dupd dip\ndupdipd dup dipd\nenstacken stack [clear] dip\nfirst uncons pop\nflatten <{} [concat] step\nfork [i] app2\nfourth rest third\ngcd true [tuck mod dup 0 >] loop pop\ngenrec [[genrec] ccccons] nullary swons concat ifte\ngrabN <{} [cons] times\ngrba [stack popd] dip\nhypot [sqr] ii + sqrt\nifte [nullary] dipd swap branch\nii [dip] dupdip i\ninfra swons swaack [i] dip swaack\ninfrst infra first\nmake_generator [codireco] ccons\nmod %\nneg 0 swap -\nnot [true] [false] branch\nnulco [nullary] cons\nnull [] concat bool not\nnullary [stack] dinfrirst\nof swap at\npam [i] map\npm [+] [-] clop\npopd [pop] dip\npopdd [pop] dipd\npopop pop pop\npopopop pop popop\npopopd [popop] dip\npopopdd [popop] dipd\nproduct 1 swap [*] step\nquoted [unit] dip\nrange [0 <=] [-- dup] anamorphism\nrange_to_zero unit [down_to_zero] infra\nreco rest cons\nrest uncons popd\nreverse <{} shunt\nroll> swap swapd\nroll< swapd swap\nrollup roll>\nrolldown roll<\nrrest rest rest\nrun <{} infra\nsecond rest first\nshift uncons [swons] dip\nshunt [swons] step\nsize [pop ++] step_zero\nsmall dup null [rest null] [pop true] branch\nspiral_next [[[abs] ii <=] [[<>] [pop !-] or] and] [[!-] [[++]] [[--]] ifte dip] [[pop !-] [--] [++] ifte] ifte\nsplit_at [drop] [take] clop\nsplit_list [take reverse] [drop] clop\nsqr dup mul\nstackd [stack] dip\nstep_zero 0 roll> step\nstuncons stack uncons\nsum [+] step_zero\nswapd [swap] dip\nswons swap cons\nswoncat swap concat\ntailrec [i] genrec\ntake <<{} [shift] times pop\nternary binary popd\nthird rest second\ntuck dup swapd\nunary nullary popd\nuncons [first] [rest] cleave\nunit [] cons\nunquoted [i] dip\nunstack [[] swaack] dip swoncat swaack pop\nunswons uncons swap\nwhile swap nulco dupdipd concat loop\nx dup i\nstep [_step0] x\n_step0 _step1 [popopop] [_stept] branch\n_step1 [?] dipd roll<\n_stept [uncons] dipd [dupdipd] dip x\ntimes [_times0] x\n_times0 _times1 [popopop] [_timest] branch\n_times1 [dup 0 >] dipd roll<\n_timest [[--] dip dupdipd] dip x\nmap [_map0] cons [[] [_map?] [_mape]] dip tailrec\n_map? pop bool not\n_mape popd reverse\n_map0 [_map1] dipd _map2\n_map1 stackd shift\n_map2 [infrst] cons dipd roll< swons\n_\\/_ [not not] [not] branch\n/\\ [not not] ii [pop false] [] branch\n\\/ [not not] ii [] [pop true] branch'));
+};
+var $author$project$Main$init = {
+       content: '',
+       dictionary: $author$project$Joy$initialize($elm$core$Dict$empty),
+       evaluated: ''
+};
+var $elm$json$Json$Decode$Failure = F2(
+       function (a, b) {
+               return {$: 'Failure', a: a, b: b};
+       });
+var $elm$json$Json$Decode$Field = F2(
+       function (a, b) {
+               return {$: 'Field', a: a, b: b};
+       });
+var $elm$json$Json$Decode$Index = F2(
+       function (a, b) {
+               return {$: 'Index', a: a, b: b};
+       });
+var $elm$json$Json$Decode$OneOf = function (a) {
+       return {$: 'OneOf', a: a};
+};
+var $elm$core$String$all = _String_all;
+var $elm$core$Basics$and = _Basics_and;
+var $elm$core$Basics$append = _Utils_append;
+var $elm$json$Json$Encode$encode = _Json_encode;
+var $elm$core$String$fromInt = _String_fromNumber;
+var $elm$json$Json$Decode$indent = function (str) {
+       return A2(
+               $elm$core$String$join,
+               '\n    ',
+               A2($elm$core$String$split, '\n', str));
+};
+var $elm$core$List$length = function (xs) {
+       return A3(
+               $elm$core$List$foldl,
+               F2(
+                       function (_v0, i) {
+                               return i + 1;
+                       }),
+               0,
+               xs);
+};
+var $elm$core$List$map2 = _List_map2;
+var $elm$core$Basics$le = _Utils_le;
+var $elm$core$Basics$sub = _Basics_sub;
+var $elm$core$List$rangeHelp = F3(
+       function (lo, hi, list) {
+               rangeHelp:
+               while (true) {
+                       if (_Utils_cmp(lo, hi) < 1) {
+                               var $temp$lo = lo,
+                                       $temp$hi = hi - 1,
+                                       $temp$list = A2($elm$core$List$cons, hi, list);
+                               lo = $temp$lo;
+                               hi = $temp$hi;
+                               list = $temp$list;
+                               continue rangeHelp;
+                       } else {
+                               return list;
+                       }
+               }
+       });
+var $elm$core$List$range = F2(
+       function (lo, hi) {
+               return A3($elm$core$List$rangeHelp, lo, hi, _List_Nil);
+       });
+var $elm$core$List$indexedMap = F2(
+       function (f, xs) {
+               return A3(
+                       $elm$core$List$map2,
+                       f,
+                       A2(
+                               $elm$core$List$range,
+                               0,
+                               $elm$core$List$length(xs) - 1),
+                       xs);
+       });
+var $elm$core$Char$toCode = _Char_toCode;
+var $elm$core$Char$isLower = function (_char) {
+       var code = $elm$core$Char$toCode(_char);
+       return (97 <= code) && (code <= 122);
+};
+var $elm$core$Char$isUpper = function (_char) {
+       var code = $elm$core$Char$toCode(_char);
+       return (code <= 90) && (65 <= code);
+};
+var $elm$core$Basics$or = _Basics_or;
+var $elm$core$Char$isAlpha = function (_char) {
+       return $elm$core$Char$isLower(_char) || $elm$core$Char$isUpper(_char);
+};
+var $elm$core$Char$isDigit = function (_char) {
+       var code = $elm$core$Char$toCode(_char);
+       return (code <= 57) && (48 <= code);
+};
+var $elm$core$Char$isAlphaNum = function (_char) {
+       return $elm$core$Char$isLower(_char) || ($elm$core$Char$isUpper(_char) || $elm$core$Char$isDigit(_char));
+};
+var $elm$core$String$uncons = _String_uncons;
+var $elm$json$Json$Decode$errorOneOf = F2(
+       function (i, error) {
+               return '\n\n(' + ($elm$core$String$fromInt(i + 1) + (') ' + $elm$json$Json$Decode$indent(
+                       $elm$json$Json$Decode$errorToString(error))));
+       });
+var $elm$json$Json$Decode$errorToString = function (error) {
+       return A2($elm$json$Json$Decode$errorToStringHelp, error, _List_Nil);
+};
+var $elm$json$Json$Decode$errorToStringHelp = F2(
+       function (error, context) {
+               errorToStringHelp:
+               while (true) {
+                       switch (error.$) {
+                               case 'Field':
+                                       var f = error.a;
+                                       var err = error.b;
+                                       var isSimple = function () {
+                                               var _v1 = $elm$core$String$uncons(f);
+                                               if (_v1.$ === 'Nothing') {
+                                                       return false;
+                                               } else {
+                                                       var _v2 = _v1.a;
+                                                       var _char = _v2.a;
+                                                       var rest = _v2.b;
+                                                       return $elm$core$Char$isAlpha(_char) && A2($elm$core$String$all, $elm$core$Char$isAlphaNum, rest);
+                                               }
+                                       }();
+                                       var fieldName = isSimple ? ('.' + f) : ('[\'' + (f + '\']'));
+                                       var $temp$error = err,
+                                               $temp$context = A2($elm$core$List$cons, fieldName, context);
+                                       error = $temp$error;
+                                       context = $temp$context;
+                                       continue errorToStringHelp;
+                               case 'Index':
+                                       var i = error.a;
+                                       var err = error.b;
+                                       var indexName = '[' + ($elm$core$String$fromInt(i) + ']');
+                                       var $temp$error = err,
+                                               $temp$context = A2($elm$core$List$cons, indexName, context);
+                                       error = $temp$error;
+                                       context = $temp$context;
+                                       continue errorToStringHelp;
+                               case 'OneOf':
+                                       var errors = error.a;
+                                       if (!errors.b) {
+                                               return 'Ran into a Json.Decode.oneOf with no possibilities' + function () {
+                                                       if (!context.b) {
+                                                               return '!';
+                                                       } else {
+                                                               return ' at json' + A2(
+                                                                       $elm$core$String$join,
+                                                                       '',
+                                                                       $elm$core$List$reverse(context));
+                                                       }
+                                               }();
+                                       } else {
+                                               if (!errors.b.b) {
+                                                       var err = errors.a;
+                                                       var $temp$error = err,
+                                                               $temp$context = context;
+                                                       error = $temp$error;
+                                                       context = $temp$context;
+                                                       continue errorToStringHelp;
+                                               } else {
+                                                       var starter = function () {
+                                                               if (!context.b) {
+                                                                       return 'Json.Decode.oneOf';
+                                                               } else {
+                                                                       return 'The Json.Decode.oneOf at json' + A2(
+                                                                               $elm$core$String$join,
+                                                                               '',
+                                                                               $elm$core$List$reverse(context));
+                                                               }
+                                                       }();
+                                                       var introduction = starter + (' failed in the following ' + ($elm$core$String$fromInt(
+                                                               $elm$core$List$length(errors)) + ' ways:'));
+                                                       return A2(
+                                                               $elm$core$String$join,
+                                                               '\n\n',
+                                                               A2(
+                                                                       $elm$core$List$cons,
+                                                                       introduction,
+                                                                       A2($elm$core$List$indexedMap, $elm$json$Json$Decode$errorOneOf, errors)));
+                                               }
+                                       }
+                               default:
+                                       var msg = error.a;
+                                       var json = error.b;
+                                       var introduction = function () {
+                                               if (!context.b) {
+                                                       return 'Problem with the given value:\n\n';
+                                               } else {
+                                                       return 'Problem with the value at json' + (A2(
+                                                               $elm$core$String$join,
+                                                               '',
+                                                               $elm$core$List$reverse(context)) + ':\n\n    ');
+                                               }
+                                       }();
+                                       return introduction + ($elm$json$Json$Decode$indent(
+                                               A2($elm$json$Json$Encode$encode, 4, json)) + ('\n\n' + msg));
+                       }
+               }
+       });
+var $elm$core$Array$branchFactor = 32;
+var $elm$core$Array$Array_elm_builtin = F4(
+       function (a, b, c, d) {
+               return {$: 'Array_elm_builtin', a: a, b: b, c: c, d: d};
+       });
+var $elm$core$Elm$JsArray$empty = _JsArray_empty;
+var $elm$core$Basics$ceiling = _Basics_ceiling;
+var $elm$core$Basics$fdiv = _Basics_fdiv;
+var $elm$core$Basics$logBase = F2(
+       function (base, number) {
+               return _Basics_log(number) / _Basics_log(base);
+       });
+var $elm$core$Basics$toFloat = _Basics_toFloat;
+var $elm$core$Array$shiftStep = $elm$core$Basics$ceiling(
+       A2($elm$core$Basics$logBase, 2, $elm$core$Array$branchFactor));
+var $elm$core$Array$empty = A4($elm$core$Array$Array_elm_builtin, 0, $elm$core$Array$shiftStep, $elm$core$Elm$JsArray$empty, $elm$core$Elm$JsArray$empty);
+var $elm$core$Elm$JsArray$initialize = _JsArray_initialize;
+var $elm$core$Array$Leaf = function (a) {
+       return {$: 'Leaf', a: a};
+};
+var $elm$core$Basics$apL = F2(
+       function (f, x) {
+               return f(x);
+       });
+var $elm$core$Basics$apR = F2(
+       function (x, f) {
+               return f(x);
+       });
+var $elm$core$Basics$floor = _Basics_floor;
+var $elm$core$Elm$JsArray$length = _JsArray_length;
+var $elm$core$Basics$max = F2(
+       function (x, y) {
+               return (_Utils_cmp(x, y) > 0) ? x : y;
+       });
+var $elm$core$Basics$mul = _Basics_mul;
+var $elm$core$Array$SubTree = function (a) {
+       return {$: 'SubTree', a: a};
+};
+var $elm$core$Elm$JsArray$initializeFromList = _JsArray_initializeFromList;
+var $elm$core$Array$compressNodes = F2(
+       function (nodes, acc) {
+               compressNodes:
+               while (true) {
+                       var _v0 = A2($elm$core$Elm$JsArray$initializeFromList, $elm$core$Array$branchFactor, nodes);
+                       var node = _v0.a;
+                       var remainingNodes = _v0.b;
+                       var newAcc = A2(
+                               $elm$core$List$cons,
+                               $elm$core$Array$SubTree(node),
+                               acc);
+                       if (!remainingNodes.b) {
+                               return $elm$core$List$reverse(newAcc);
+                       } else {
+                               var $temp$nodes = remainingNodes,
+                                       $temp$acc = newAcc;
+                               nodes = $temp$nodes;
+                               acc = $temp$acc;
+                               continue compressNodes;
+                       }
+               }
+       });
+var $elm$core$Tuple$first = function (_v0) {
+       var x = _v0.a;
+       return x;
+};
+var $elm$core$Array$treeFromBuilder = F2(
+       function (nodeList, nodeListSize) {
+               treeFromBuilder:
+               while (true) {
+                       var newNodeSize = $elm$core$Basics$ceiling(nodeListSize / $elm$core$Array$branchFactor);
+                       if (newNodeSize === 1) {
+                               return A2($elm$core$Elm$JsArray$initializeFromList, $elm$core$Array$branchFactor, nodeList).a;
+                       } else {
+                               var $temp$nodeList = A2($elm$core$Array$compressNodes, nodeList, _List_Nil),
+                                       $temp$nodeListSize = newNodeSize;
+                               nodeList = $temp$nodeList;
+                               nodeListSize = $temp$nodeListSize;
+                               continue treeFromBuilder;
+                       }
+               }
+       });
+var $elm$core$Array$builderToArray = F2(
+       function (reverseNodeList, builder) {
+               if (!builder.nodeListSize) {
+                       return A4(
+                               $elm$core$Array$Array_elm_builtin,
+                               $elm$core$Elm$JsArray$length(builder.tail),
+                               $elm$core$Array$shiftStep,
+                               $elm$core$Elm$JsArray$empty,
+                               builder.tail);
+               } else {
+                       var treeLen = builder.nodeListSize * $elm$core$Array$branchFactor;
+                       var depth = $elm$core$Basics$floor(
+                               A2($elm$core$Basics$logBase, $elm$core$Array$branchFactor, treeLen - 1));
+                       var correctNodeList = reverseNodeList ? $elm$core$List$reverse(builder.nodeList) : builder.nodeList;
+                       var tree = A2($elm$core$Array$treeFromBuilder, correctNodeList, builder.nodeListSize);
+                       return A4(
+                               $elm$core$Array$Array_elm_builtin,
+                               $elm$core$Elm$JsArray$length(builder.tail) + treeLen,
+                               A2($elm$core$Basics$max, 5, depth * $elm$core$Array$shiftStep),
+                               tree,
+                               builder.tail);
+               }
+       });
+var $elm$core$Basics$idiv = _Basics_idiv;
+var $elm$core$Array$initializeHelp = F5(
+       function (fn, fromIndex, len, nodeList, tail) {
+               initializeHelp:
+               while (true) {
+                       if (fromIndex < 0) {
+                               return A2(
+                                       $elm$core$Array$builderToArray,
+                                       false,
+                                       {nodeList: nodeList, nodeListSize: (len / $elm$core$Array$branchFactor) | 0, tail: tail});
+                       } else {
+                               var leaf = $elm$core$Array$Leaf(
+                                       A3($elm$core$Elm$JsArray$initialize, $elm$core$Array$branchFactor, fromIndex, fn));
+                               var $temp$fn = fn,
+                                       $temp$fromIndex = fromIndex - $elm$core$Array$branchFactor,
+                                       $temp$len = len,
+                                       $temp$nodeList = A2($elm$core$List$cons, leaf, nodeList),
+                                       $temp$tail = tail;
+                               fn = $temp$fn;
+                               fromIndex = $temp$fromIndex;
+                               len = $temp$len;
+                               nodeList = $temp$nodeList;
+                               tail = $temp$tail;
+                               continue initializeHelp;
+                       }
+               }
+       });
+var $elm$core$Basics$remainderBy = _Basics_remainderBy;
+var $elm$core$Array$initialize = F2(
+       function (len, fn) {
+               if (len <= 0) {
+                       return $elm$core$Array$empty;
+               } else {
+                       var tailLen = len % $elm$core$Array$branchFactor;
+                       var tail = A3($elm$core$Elm$JsArray$initialize, tailLen, len - tailLen, fn);
+                       var initialFromIndex = (len - tailLen) - $elm$core$Array$branchFactor;
+                       return A5($elm$core$Array$initializeHelp, fn, initialFromIndex, len, _List_Nil, tail);
+               }
+       });
+var $elm$core$Basics$True = {$: 'True'};
+var $elm$core$Result$isOk = function (result) {
+       if (result.$ === 'Ok') {
+               return true;
+       } else {
+               return false;
+       }
+};
+var $elm$json$Json$Decode$map = _Json_map1;
+var $elm$json$Json$Decode$map2 = _Json_map2;
+var $elm$json$Json$Decode$succeed = _Json_succeed;
+var $elm$virtual_dom$VirtualDom$toHandlerInt = function (handler) {
+       switch (handler.$) {
+               case 'Normal':
+                       return 0;
+               case 'MayStopPropagation':
+                       return 1;
+               case 'MayPreventDefault':
+                       return 2;
+               default:
+                       return 3;
+       }
+};
+var $elm$browser$Browser$External = function (a) {
+       return {$: 'External', a: a};
+};
+var $elm$browser$Browser$Internal = function (a) {
+       return {$: 'Internal', a: a};
+};
+var $elm$core$Basics$identity = function (x) {
+       return x;
+};
+var $elm$browser$Browser$Dom$NotFound = function (a) {
+       return {$: 'NotFound', a: a};
+};
+var $elm$url$Url$Http = {$: 'Http'};
+var $elm$url$Url$Https = {$: 'Https'};
+var $elm$url$Url$Url = F6(
+       function (protocol, host, port_, path, query, fragment) {
+               return {fragment: fragment, host: host, path: path, port_: port_, protocol: protocol, query: query};
+       });
+var $elm$core$String$contains = _String_contains;
+var $elm$core$String$indexes = _String_indexes;
+var $elm$core$String$left = F2(
+       function (n, string) {
+               return (n < 1) ? '' : A3($elm$core$String$slice, 0, n, string);
+       });
+var $elm$url$Url$chompBeforePath = F5(
+       function (protocol, path, params, frag, str) {
+               if ($elm$core$String$isEmpty(str) || A2($elm$core$String$contains, '@', str)) {
+                       return $elm$core$Maybe$Nothing;
+               } else {
+                       var _v0 = A2($elm$core$String$indexes, ':', str);
+                       if (!_v0.b) {
+                               return $elm$core$Maybe$Just(
+                                       A6($elm$url$Url$Url, protocol, str, $elm$core$Maybe$Nothing, path, params, frag));
+                       } else {
+                               if (!_v0.b.b) {
+                                       var i = _v0.a;
+                                       var _v1 = $elm$core$String$toInt(
+                                               A2($elm$core$String$dropLeft, i + 1, str));
+                                       if (_v1.$ === 'Nothing') {
+                                               return $elm$core$Maybe$Nothing;
+                                       } else {
+                                               var port_ = _v1;
+                                               return $elm$core$Maybe$Just(
+                                                       A6(
+                                                               $elm$url$Url$Url,
+                                                               protocol,
+                                                               A2($elm$core$String$left, i, str),
+                                                               port_,
+                                                               path,
+                                                               params,
+                                                               frag));
+                                       }
+                               } else {
+                                       return $elm$core$Maybe$Nothing;
+                               }
+                       }
+               }
+       });
+var $elm$url$Url$chompBeforeQuery = F4(
+       function (protocol, params, frag, str) {
+               if ($elm$core$String$isEmpty(str)) {
+                       return $elm$core$Maybe$Nothing;
+               } else {
+                       var _v0 = A2($elm$core$String$indexes, '/', str);
+                       if (!_v0.b) {
+                               return A5($elm$url$Url$chompBeforePath, protocol, '/', params, frag, str);
+                       } else {
+                               var i = _v0.a;
+                               return A5(
+                                       $elm$url$Url$chompBeforePath,
+                                       protocol,
+                                       A2($elm$core$String$dropLeft, i, str),
+                                       params,
+                                       frag,
+                                       A2($elm$core$String$left, i, str));
+                       }
+               }
+       });
+var $elm$url$Url$chompBeforeFragment = F3(
+       function (protocol, frag, str) {
+               if ($elm$core$String$isEmpty(str)) {
+                       return $elm$core$Maybe$Nothing;
+               } else {
+                       var _v0 = A2($elm$core$String$indexes, '?', str);
+                       if (!_v0.b) {
+                               return A4($elm$url$Url$chompBeforeQuery, protocol, $elm$core$Maybe$Nothing, frag, str);
+                       } else {
+                               var i = _v0.a;
+                               return A4(
+                                       $elm$url$Url$chompBeforeQuery,
+                                       protocol,
+                                       $elm$core$Maybe$Just(
+                                               A2($elm$core$String$dropLeft, i + 1, str)),
+                                       frag,
+                                       A2($elm$core$String$left, i, str));
+                       }
+               }
+       });
+var $elm$url$Url$chompAfterProtocol = F2(
+       function (protocol, str) {
+               if ($elm$core$String$isEmpty(str)) {
+                       return $elm$core$Maybe$Nothing;
+               } else {
+                       var _v0 = A2($elm$core$String$indexes, '#', str);
+                       if (!_v0.b) {
+                               return A3($elm$url$Url$chompBeforeFragment, protocol, $elm$core$Maybe$Nothing, str);
+                       } else {
+                               var i = _v0.a;
+                               return A3(
+                                       $elm$url$Url$chompBeforeFragment,
+                                       protocol,
+                                       $elm$core$Maybe$Just(
+                                               A2($elm$core$String$dropLeft, i + 1, str)),
+                                       A2($elm$core$String$left, i, str));
+                       }
+               }
+       });
+var $elm$url$Url$fromString = function (str) {
+       return A2($elm$core$String$startsWith, 'http://', str) ? A2(
+               $elm$url$Url$chompAfterProtocol,
+               $elm$url$Url$Http,
+               A2($elm$core$String$dropLeft, 7, str)) : (A2($elm$core$String$startsWith, 'https://', str) ? A2(
+               $elm$url$Url$chompAfterProtocol,
+               $elm$url$Url$Https,
+               A2($elm$core$String$dropLeft, 8, str)) : $elm$core$Maybe$Nothing);
+};
+var $elm$core$Basics$never = function (_v0) {
+       never:
+       while (true) {
+               var nvr = _v0.a;
+               var $temp$_v0 = nvr;
+               _v0 = $temp$_v0;
+               continue never;
+       }
+};
+var $elm$core$Task$Perform = function (a) {
+       return {$: 'Perform', a: a};
+};
+var $elm$core$Task$succeed = _Scheduler_succeed;
+var $elm$core$Task$init = $elm$core$Task$succeed(_Utils_Tuple0);
+var $elm$core$Task$andThen = _Scheduler_andThen;
+var $elm$core$Task$map = F2(
+       function (func, taskA) {
+               return A2(
+                       $elm$core$Task$andThen,
+                       function (a) {
+                               return $elm$core$Task$succeed(
+                                       func(a));
+                       },
+                       taskA);
+       });
+var $elm$core$Task$map2 = F3(
+       function (func, taskA, taskB) {
+               return A2(
+                       $elm$core$Task$andThen,
+                       function (a) {
+                               return A2(
+                                       $elm$core$Task$andThen,
+                                       function (b) {
+                                               return $elm$core$Task$succeed(
+                                                       A2(func, a, b));
+                                       },
+                                       taskB);
+                       },
+                       taskA);
+       });
+var $elm$core$Task$sequence = function (tasks) {
+       return A3(
+               $elm$core$List$foldr,
+               $elm$core$Task$map2($elm$core$List$cons),
+               $elm$core$Task$succeed(_List_Nil),
+               tasks);
+};
+var $elm$core$Platform$sendToApp = _Platform_sendToApp;
+var $elm$core$Task$spawnCmd = F2(
+       function (router, _v0) {
+               var task = _v0.a;
+               return _Scheduler_spawn(
+                       A2(
+                               $elm$core$Task$andThen,
+                               $elm$core$Platform$sendToApp(router),
+                               task));
+       });
+var $elm$core$Task$onEffects = F3(
+       function (router, commands, state) {
+               return A2(
+                       $elm$core$Task$map,
+                       function (_v0) {
+                               return _Utils_Tuple0;
+                       },
+                       $elm$core$Task$sequence(
+                               A2(
+                                       $elm$core$List$map,
+                                       $elm$core$Task$spawnCmd(router),
+                                       commands)));
+       });
+var $elm$core$Task$onSelfMsg = F3(
+       function (_v0, _v1, _v2) {
+               return $elm$core$Task$succeed(_Utils_Tuple0);
+       });
+var $elm$core$Task$cmdMap = F2(
+       function (tagger, _v0) {
+               var task = _v0.a;
+               return $elm$core$Task$Perform(
+                       A2($elm$core$Task$map, tagger, task));
+       });
+_Platform_effectManagers['Task'] = _Platform_createManager($elm$core$Task$init, $elm$core$Task$onEffects, $elm$core$Task$onSelfMsg, $elm$core$Task$cmdMap);
+var $elm$core$Task$command = _Platform_leaf('Task');
+var $elm$core$Task$perform = F2(
+       function (toMessage, task) {
+               return $elm$core$Task$command(
+                       $elm$core$Task$Perform(
+                               A2($elm$core$Task$map, toMessage, task)));
+       });
+var $elm$core$Platform$Cmd$batch = _Platform_batch;
+var $elm$core$Platform$Cmd$none = $elm$core$Platform$Cmd$batch(_List_Nil);
+var $elm$core$Platform$Sub$batch = _Platform_batch;
+var $elm$core$Platform$Sub$none = $elm$core$Platform$Sub$batch(_List_Nil);
+var $elm$browser$Browser$sandbox = function (impl) {
+       return _Browser_element(
+               {
+                       init: function (_v0) {
+                               return _Utils_Tuple2(impl.init, $elm$core$Platform$Cmd$none);
+                       },
+                       subscriptions: function (_v1) {
+                               return $elm$core$Platform$Sub$none;
+                       },
+                       update: F2(
+                               function (msg, model) {
+                                       return _Utils_Tuple2(
+                                               A2(impl.update, msg, model),
+                                               $elm$core$Platform$Cmd$none);
+                               }),
+                       view: impl.view
+               });
+};
+var $author$project$Joy$UnknownWord = {$: 'UnknownWord'};
+var $elm$core$Dict$get = F2(
+       function (targetKey, dict) {
+               get:
+               while (true) {
+                       if (dict.$ === 'RBEmpty_elm_builtin') {
+                               return $elm$core$Maybe$Nothing;
+                       } else {
+                               var key = dict.b;
+                               var value = dict.c;
+                               var left = dict.d;
+                               var right = dict.e;
+                               var _v1 = A2($elm$core$Basics$compare, targetKey, key);
+                               switch (_v1.$) {
+                                       case 'LT':
+                                               var $temp$targetKey = targetKey,
+                                                       $temp$dict = left;
+                                               targetKey = $temp$targetKey;
+                                               dict = $temp$dict;
+                                               continue get;
+                                       case 'EQ':
+                                               return $elm$core$Maybe$Just(value);
+                                       default:
+                                               var $temp$targetKey = targetKey,
+                                                       $temp$dict = right;
+                                               targetKey = $temp$targetKey;
+                                               dict = $temp$dict;
+                                               continue get;
+                               }
+                       }
+               }
+       });
+var $harfangk$elm_bignum$Integer$addMagnitudes_ = F3(
+       function (m1, m2, acc) {
+               addMagnitudes_:
+               while (true) {
+                       var _v0 = _Utils_Tuple2(m1, m2);
+                       if (!_v0.a.b) {
+                               if (!_v0.b.b) {
+                                       return $elm$core$List$reverse(acc);
+                               } else {
+                                       return _Utils_ap(
+                                               $elm$core$List$reverse(acc),
+                                               m2);
+                               }
+                       } else {
+                               if (!_v0.b.b) {
+                                       return _Utils_ap(
+                                               $elm$core$List$reverse(acc),
+                                               m1);
+                               } else {
+                                       var _v1 = _v0.a;
+                                       var d1 = _v1.a;
+                                       var ds1 = _v1.b;
+                                       var _v2 = _v0.b;
+                                       var d2 = _v2.a;
+                                       var ds2 = _v2.b;
+                                       var $temp$m1 = ds1,
+                                               $temp$m2 = ds2,
+                                               $temp$acc = A2($elm$core$List$cons, d1 + d2, acc);
+                                       m1 = $temp$m1;
+                                       m2 = $temp$m2;
+                                       acc = $temp$acc;
+                                       continue addMagnitudes_;
+                               }
+                       }
+               }
+       });
+var $harfangk$elm_bignum$Integer$handleFinalCarry = function (_v0) {
+       var c = _v0.a;
+       var m = _v0.b;
+       if (!c) {
+               return m;
+       } else {
+               if (!m.b) {
+                       return _List_Nil;
+               } else {
+                       var d = m.a;
+                       var ds = m.b;
+                       return (!(d + c)) ? ds : A2($elm$core$List$cons, c, m);
+               }
+       }
+};
+var $elm$core$Basics$pow = _Basics_pow;
+var $harfangk$elm_bignum$Integer$defaultBase = A2($elm$core$Basics$pow, 10, 7);
+var $elm$core$Basics$modBy = _Basics_modBy;
+var $harfangk$elm_bignum$Integer$normalizeDigit = F2(
+       function (d, _v0) {
+               var prevCarry = _v0.a;
+               var acc = _v0.b;
+               var sum = d + prevCarry;
+               var d_ = A2($elm$core$Basics$modBy, $harfangk$elm_bignum$Integer$defaultBase, sum);
+               var carry = (sum < 0) ? (-1) : ((sum / $harfangk$elm_bignum$Integer$defaultBase) | 0);
+               return _Utils_Tuple2(
+                       carry,
+                       A2($elm$core$List$cons, d_, acc));
+       });
+var $elm$core$List$isEmpty = function (xs) {
+       if (!xs.b) {
+               return true;
+       } else {
+               return false;
+       }
+};
+var $harfangk$elm_bignum$Integer$trimLeadingZeroFromMag = A2(
+       $elm$core$List$foldr,
+       F2(
+               function (x, xs) {
+                       return ((!x) && $elm$core$List$isEmpty(xs)) ? _List_Nil : A2($elm$core$List$cons, x, xs);
+               }),
+       _List_Nil);
+var $harfangk$elm_bignum$Integer$normalizeMagnitude = function (m) {
+       return $harfangk$elm_bignum$Integer$trimLeadingZeroFromMag(
+               $elm$core$List$reverse(
+                       $harfangk$elm_bignum$Integer$handleFinalCarry(
+                               A3(
+                                       $elm$core$List$foldl,
+                                       $harfangk$elm_bignum$Integer$normalizeDigit,
+                                       _Utils_Tuple2(0, _List_Nil),
+                                       m))));
+};
+var $harfangk$elm_bignum$Integer$addMagnitudes = F2(
+       function (m1, m2) {
+               return $harfangk$elm_bignum$Integer$normalizeMagnitude(
+                       A3($harfangk$elm_bignum$Integer$addMagnitudes_, m1, m2, _List_Nil));
+       });
+var $harfangk$elm_bignum$Integer$compareMag_ = F2(
+       function (m1, m2) {
+               compareMag_:
+               while (true) {
+                       var _v0 = _Utils_Tuple2(m1, m2);
+                       if (!_v0.a.b) {
+                               if (!_v0.b.b) {
+                                       return $elm$core$Basics$EQ;
+                               } else {
+                                       var _v2 = _v0.b;
+                                       var d = _v2.a;
+                                       var ds = _v2.b;
+                                       return $elm$core$Basics$LT;
+                               }
+                       } else {
+                               if (!_v0.b.b) {
+                                       var _v1 = _v0.a;
+                                       var d = _v1.a;
+                                       var ds = _v1.b;
+                                       return $elm$core$Basics$GT;
+                               } else {
+                                       var _v3 = _v0.a;
+                                       var d1 = _v3.a;
+                                       var ds1 = _v3.b;
+                                       var _v4 = _v0.b;
+                                       var d2 = _v4.a;
+                                       var ds2 = _v4.b;
+                                       var _v5 = A2($elm$core$Basics$compare, d1, d2);
+                                       switch (_v5.$) {
+                                               case 'GT':
+                                                       return $elm$core$Basics$GT;
+                                               case 'EQ':
+                                                       var $temp$m1 = ds1,
+                                                               $temp$m2 = ds2;
+                                                       m1 = $temp$m1;
+                                                       m2 = $temp$m2;
+                                                       continue compareMag_;
+                                               default:
+                                                       return $elm$core$Basics$LT;
+                                       }
+                               }
+                       }
+               }
+       });
+var $harfangk$elm_bignum$Integer$compareMag = F2(
+       function (m1, m2) {
+               var _v0 = A2(
+                       $elm$core$Basics$compare,
+                       $elm$core$List$length(m1),
+                       $elm$core$List$length(m2));
+               switch (_v0.$) {
+                       case 'GT':
+                               return $elm$core$Basics$GT;
+                       case 'LT':
+                               return $elm$core$Basics$LT;
+                       default:
+                               return A2(
+                                       $harfangk$elm_bignum$Integer$compareMag_,
+                                       $elm$core$List$reverse(m1),
+                                       $elm$core$List$reverse(m2));
+               }
+       });
+var $harfangk$elm_bignum$Integer$add = F2(
+       function (i1, i2) {
+               var _v0 = _Utils_Tuple2(i1, i2);
+               _v0$4:
+               while (true) {
+                       if (_v0.a.$ === 'Zero') {
+                               var _v1 = _v0.a;
+                               return i2;
+                       } else {
+                               if (_v0.b.$ === 'Zero') {
+                                       var _v2 = _v0.b;
+                                       return i1;
+                               } else {
+                                       if (_v0.a.a.$ === 'Positive') {
+                                               if (_v0.b.a.$ === 'Negative') {
+                                                       var _v3 = _v0.a;
+                                                       var _v4 = _v3.a;
+                                                       var m1 = _v3.b;
+                                                       var _v5 = _v0.b;
+                                                       var _v6 = _v5.a;
+                                                       var m2 = _v5.b;
+                                                       var _v7 = A2($harfangk$elm_bignum$Integer$compareMag, m1, m2);
+                                                       switch (_v7.$) {
+                                                               case 'GT':
+                                                                       return A2(
+                                                                               $harfangk$elm_bignum$Integer$Integer,
+                                                                               $harfangk$elm_bignum$Integer$Positive,
+                                                                               A2(
+                                                                                       $harfangk$elm_bignum$Integer$addMagnitudes,
+                                                                                       m1,
+                                                                                       A2($elm$core$List$map, $elm$core$Basics$negate, m2)));
+                                                               case 'EQ':
+                                                                       return $harfangk$elm_bignum$Integer$Zero;
+                                                               default:
+                                                                       return A2(
+                                                                               $harfangk$elm_bignum$Integer$Integer,
+                                                                               $harfangk$elm_bignum$Integer$Negative,
+                                                                               A2(
+                                                                                       $harfangk$elm_bignum$Integer$addMagnitudes,
+                                                                                       A2($elm$core$List$map, $elm$core$Basics$negate, m1),
+                                                                                       m2));
+                                                       }
+                                               } else {
+                                                       break _v0$4;
+                                               }
+                                       } else {
+                                               if (_v0.b.a.$ === 'Positive') {
+                                                       var _v8 = _v0.a;
+                                                       var _v9 = _v8.a;
+                                                       var m1 = _v8.b;
+                                                       var _v10 = _v0.b;
+                                                       var _v11 = _v10.a;
+                                                       var m2 = _v10.b;
+                                                       var _v12 = A2($harfangk$elm_bignum$Integer$compareMag, m1, m2);
+                                                       switch (_v12.$) {
+                                                               case 'GT':
+                                                                       return A2(
+                                                                               $harfangk$elm_bignum$Integer$Integer,
+                                                                               $harfangk$elm_bignum$Integer$Negative,
+                                                                               A2(
+                                                                                       $harfangk$elm_bignum$Integer$addMagnitudes,
+                                                                                       m1,
+                                                                                       A2($elm$core$List$map, $elm$core$Basics$negate, m2)));
+                                                               case 'EQ':
+                                                                       return $harfangk$elm_bignum$Integer$Zero;
+                                                               default:
+                                                                       return A2(
+                                                                               $harfangk$elm_bignum$Integer$Integer,
+                                                                               $harfangk$elm_bignum$Integer$Positive,
+                                                                               A2(
+                                                                                       $harfangk$elm_bignum$Integer$addMagnitudes,
+                                                                                       A2($elm$core$List$map, $elm$core$Basics$negate, m1),
+                                                                                       m2));
+                                                       }
+                                               } else {
+                                                       break _v0$4;
+                                               }
+                                       }
+                               }
+                       }
+               }
+               var _v13 = _v0.a;
+               var s1 = _v13.a;
+               var m1 = _v13.b;
+               var _v14 = _v0.b;
+               var s2 = _v14.a;
+               var m2 = _v14.b;
+               return A2(
+                       $harfangk$elm_bignum$Integer$Integer,
+                       s1,
+                       A2($harfangk$elm_bignum$Integer$addMagnitudes, m1, m2));
+       });
+var $harfangk$elm_bignum$Integer$reverseOrder = function (o) {
+       switch (o.$) {
+               case 'GT':
+                       return $elm$core$Basics$LT;
+               case 'EQ':
+                       return $elm$core$Basics$EQ;
+               default:
+                       return $elm$core$Basics$GT;
+       }
+};
+var $harfangk$elm_bignum$Integer$compare = F2(
+       function (i1, i2) {
+               var _v0 = _Utils_Tuple2(i1, i2);
+               _v0$7:
+               while (true) {
+                       if (_v0.a.$ === 'Zero') {
+                               if (_v0.b.$ === 'Zero') {
+                                       var _v1 = _v0.a;
+                                       var _v2 = _v0.b;
+                                       return $elm$core$Basics$EQ;
+                               } else {
+                                       if (_v0.b.a.$ === 'Positive') {
+                                               var _v3 = _v0.a;
+                                               var _v4 = _v0.b;
+                                               var _v5 = _v4.a;
+                                               return $elm$core$Basics$LT;
+                                       } else {
+                                               var _v6 = _v0.a;
+                                               var _v7 = _v0.b;
+                                               var _v8 = _v7.a;
+                                               return $elm$core$Basics$GT;
+                                       }
+                               }
+                       } else {
+                               if (_v0.b.$ === 'Zero') {
+                                       if (_v0.a.a.$ === 'Positive') {
+                                               var _v9 = _v0.a;
+                                               var _v10 = _v9.a;
+                                               var _v11 = _v0.b;
+                                               return $elm$core$Basics$GT;
+                                       } else {
+                                               var _v12 = _v0.a;
+                                               var _v13 = _v12.a;
+                                               var _v14 = _v0.b;
+                                               return $elm$core$Basics$LT;
+                                       }
+                               } else {
+                                       if (_v0.a.a.$ === 'Positive') {
+                                               if (_v0.b.a.$ === 'Negative') {
+                                                       var _v15 = _v0.a;
+                                                       var _v16 = _v15.a;
+                                                       var _v17 = _v0.b;
+                                                       var _v18 = _v17.a;
+                                                       return $elm$core$Basics$GT;
+                                               } else {
+                                                       break _v0$7;
+                                               }
+                                       } else {
+                                               if (_v0.b.a.$ === 'Positive') {
+                                                       var _v19 = _v0.a;
+                                                       var _v20 = _v19.a;
+                                                       var _v21 = _v0.b;
+                                                       var _v22 = _v21.a;
+                                                       return $elm$core$Basics$LT;
+                                               } else {
+                                                       break _v0$7;
+                                               }
+                                       }
+                               }
+                       }
+               }
+               var _v23 = _v0.a;
+               var s1 = _v23.a;
+               var m1 = _v23.b;
+               var _v24 = _v0.b;
+               var s2 = _v24.a;
+               var m2 = _v24.b;
+               var ord = A2($harfangk$elm_bignum$Integer$compareMag, m1, m2);
+               return (_Utils_eq(s1, $harfangk$elm_bignum$Integer$Negative) && _Utils_eq(s2, $harfangk$elm_bignum$Integer$Negative)) ? $harfangk$elm_bignum$Integer$reverseOrder(ord) : ord;
+       });
+var $harfangk$elm_bignum$Integer$eq = F2(
+       function (i1, i2) {
+               var _v0 = A2($harfangk$elm_bignum$Integer$compare, i1, i2);
+               if (_v0.$ === 'EQ') {
+                       return true;
+               } else {
+                       return false;
+               }
+       });
+var $harfangk$elm_bignum$Integer$gt = F2(
+       function (i1, i2) {
+               var _v0 = A2($harfangk$elm_bignum$Integer$compare, i1, i2);
+               if (_v0.$ === 'GT') {
+                       return true;
+               } else {
+                       return false;
+               }
+       });
+var $harfangk$elm_bignum$Integer$gte = F2(
+       function (i1, i2) {
+               var _v0 = A2($harfangk$elm_bignum$Integer$compare, i1, i2);
+               switch (_v0.$) {
+                       case 'GT':
+                               return true;
+                       case 'EQ':
+                               return true;
+                       default:
+                               return false;
+               }
+       });
+var $elm$core$Result$andThen = F2(
+       function (callback, result) {
+               if (result.$ === 'Ok') {
+                       var value = result.a;
+                       return callback(value);
+               } else {
+                       var msg = result.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$NotAnInteger = {$: 'NotAnInteger'};
+var $author$project$Joy$isnt_int = function (_v0) {
+       var item = _v0.a;
+       var stack = _v0.b;
+       if (item.$ === 'JoyInt') {
+               var i = item.a;
+               return $elm$core$Result$Ok(
+                       _Utils_Tuple2(i, stack));
+       } else {
+               return $elm$core$Result$Err($author$project$Joy$NotAnInteger);
+       }
+};
+var $author$project$Joy$NotEnoughValuesOnStack = {$: 'NotEnoughValuesOnStack'};
+var $author$project$Joy$pop_any = function (stack) {
+       if (!stack.b) {
+               return $elm$core$Result$Err($author$project$Joy$NotEnoughValuesOnStack);
+       } else {
+               var item = stack.a;
+               var rest = stack.b;
+               return $elm$core$Result$Ok(
+                       _Utils_Tuple2(item, rest));
+       }
+};
+var $author$project$Joy$pop_int = function (stack) {
+       return A2(
+               $elm$core$Result$andThen,
+               $author$project$Joy$isnt_int,
+               $author$project$Joy$pop_any(stack));
+};
+var $author$project$Joy$push_int = F2(
+       function (i, stack) {
+               return A2(
+                       $elm$core$List$cons,
+                       $author$project$Joy$JoyInt(i),
+                       stack);
+       });
+var $author$project$Joy$joy_binary_math_op = F3(
+       function (op, stack, expression) {
+               var _v0 = $author$project$Joy$pop_int(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_int(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $author$project$Joy$push_int,
+                                                       A2(op, b, a),
+                                                       s1),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$NotABooleanValue = {$: 'NotABooleanValue'};
+var $author$project$Joy$isnt_bool = function (_v0) {
+       var item = _v0.a;
+       var stack = _v0.b;
+       switch (item.$) {
+               case 'JoyTrue':
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(true, stack));
+               case 'JoyFalse':
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(false, stack));
+               default:
+                       return $elm$core$Result$Err($author$project$Joy$NotABooleanValue);
+       }
+};
+var $author$project$Joy$pop_bool = function (stack) {
+       return A2(
+               $elm$core$Result$andThen,
+               $author$project$Joy$isnt_bool,
+               $author$project$Joy$pop_any(stack));
+};
+var $author$project$Joy$NotAList = {$: 'NotAList'};
+var $author$project$Joy$isnt_list = function (_v0) {
+       var item = _v0.a;
+       var stack = _v0.b;
+       if (item.$ === 'JoyList') {
+               var el = item.a;
+               return $elm$core$Result$Ok(
+                       _Utils_Tuple2(el, stack));
+       } else {
+               return $elm$core$Result$Err($author$project$Joy$NotAList);
+       }
+};
+var $author$project$Joy$pop_list = function (stack) {
+       return A2(
+               $elm$core$Result$andThen,
+               $author$project$Joy$isnt_list,
+               $author$project$Joy$pop_any(stack));
+};
+var $author$project$Joy$joy_branch = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var true_body = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_list(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var false_body = _v3.a;
+                               var s1 = _v3.b;
+                               var _v4 = $author$project$Joy$pop_bool(s1);
+                               if (_v4.$ === 'Ok') {
+                                       var _v5 = _v4.a;
+                                       var flag = _v5.a;
+                                       var s2 = _v5.b;
+                                       return flag ? $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       s2,
+                                                       _Utils_ap(true_body, expression))) : $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       s2,
+                                                       _Utils_ap(false_body, expression)));
+                               } else {
+                                       var msg = _v4.a;
+                                       return $elm$core$Result$Err(msg);
+                               }
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$push_bool = F2(
+       function (flag, stack) {
+               return flag ? A2($elm$core$List$cons, $author$project$Joy$JoyTrue, stack) : A2($elm$core$List$cons, $author$project$Joy$JoyFalse, stack);
+       });
+var $author$project$Joy$joy_comparison_op = F3(
+       function (op, stack, expression) {
+               var _v0 = $author$project$Joy$pop_int(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_int(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $author$project$Joy$push_bool,
+                                                       A2(op, b, a),
+                                                       s1),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$push_list = F2(
+       function (el, stack) {
+               return A2(
+                       $elm$core$List$cons,
+                       $author$project$Joy$JoyList(el),
+                       stack);
+       });
+var $author$project$Joy$joy_concat = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_list(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $author$project$Joy$push_list,
+                                                       _Utils_ap(b, a),
+                                                       s1),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_cons = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_any(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $author$project$Joy$push_list,
+                                                       A2($elm$core$List$cons, b, a),
+                                                       s1),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_dip = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var quoted_expression = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_any(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var x = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               s1,
+                                               _Utils_ap(
+                                                       quoted_expression,
+                                                       A2($elm$core$List$cons, x, expression))));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_dup = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_any(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(
+                                       A2($elm$core$List$cons, a, stack),
+                                       expression));
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$CannotTakeFirstOfEmptyList = {$: 'CannotTakeFirstOfEmptyList'};
+var $author$project$Joy$push_any = F2(
+       function (j, stack) {
+               return A2($elm$core$List$cons, j, stack);
+       });
+var $author$project$Joy$joy_first = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_any(a);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2($author$project$Joy$push_any, b, s0),
+                                               expression));
+                       } else {
+                               return $elm$core$Result$Err($author$project$Joy$CannotTakeFirstOfEmptyList);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_i = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(
+                                       s0,
+                                       _Utils_ap(a, expression)));
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_logical_op = F3(
+       function (op, stack, expression) {
+               var _v0 = $author$project$Joy$pop_bool(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_bool(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $author$project$Joy$push_bool,
+                                                       A2(op, b, a),
+                                                       s1),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_loop = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var loop_body = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_bool(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var flag = _v3.a;
+                               var s1 = _v3.b;
+                               return flag ? $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               s1,
+                                               _Utils_ap(
+                                                       loop_body,
+                                                       A2(
+                                                               $elm$core$List$cons,
+                                                               $author$project$Joy$JoyList(loop_body),
+                                                               A2(
+                                                                       $elm$core$List$cons,
+                                                                       $author$project$Joy$JoySymbol('loop'),
+                                                                       expression))))) : $elm$core$Result$Ok(
+                                       _Utils_Tuple2(s1, expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_pop = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_any(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var s0 = _v1.b;
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(s0, expression));
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$CannotTakeRestOfEmptyList = {$: 'CannotTakeRestOfEmptyList'};
+var $author$project$Joy$joy_rest = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_any(a);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var el = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2($author$project$Joy$push_list, el, s0),
+                                               expression));
+                       } else {
+                               return $elm$core$Result$Err($author$project$Joy$CannotTakeRestOfEmptyList);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_stack = F2(
+       function (stack, expression) {
+               return $elm$core$Result$Ok(
+                       _Utils_Tuple2(
+                               A2($author$project$Joy$push_list, stack, stack),
+                               expression));
+       });
+var $author$project$Joy$joy_swaack = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var s = _v1.a;
+                       var s0 = _v1.b;
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple2(
+                                       A2($author$project$Joy$push_list, s0, s),
+                                       expression));
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_swap = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_any(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       var _v2 = $author$project$Joy$pop_any(s0);
+                       if (_v2.$ === 'Ok') {
+                               var _v3 = _v2.a;
+                               var b = _v3.a;
+                               var s1 = _v3.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               A2(
+                                                       $elm$core$List$cons,
+                                                       b,
+                                                       A2($elm$core$List$cons, a, s1)),
+                                               expression));
+                       } else {
+                               var msg = _v2.a;
+                               return $elm$core$Result$Err(msg);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$CannotBoolify = {$: 'CannotBoolify'};
+var $harfangk$elm_bignum$Integer$zero = $harfangk$elm_bignum$Integer$Zero;
+var $author$project$Joy$joy_truthy = F2(
+       function (stack, expression) {
+               var _v0 = $author$project$Joy$pop_any(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var a = _v1.a;
+                       var s0 = _v1.b;
+                       switch (a.$) {
+                               case 'JoyTrue':
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple2(stack, expression));
+                               case 'JoyFalse':
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple2(stack, expression));
+                               case 'JoyInt':
+                                       var i = a.a;
+                                       return A2($harfangk$elm_bignum$Integer$eq, $harfangk$elm_bignum$Integer$zero, i) ? $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       A2($elm$core$List$cons, $author$project$Joy$JoyFalse, s0),
+                                                       expression)) : $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       A2($elm$core$List$cons, $author$project$Joy$JoyTrue, s0),
+                                                       expression));
+                               case 'JoyList':
+                                       var el = a.a;
+                                       return _Utils_eq(_List_Nil, el) ? $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       A2($elm$core$List$cons, $author$project$Joy$JoyFalse, s0),
+                                                       expression)) : $elm$core$Result$Ok(
+                                               _Utils_Tuple2(
+                                                       A2($elm$core$List$cons, $author$project$Joy$JoyTrue, s0),
+                                                       expression));
+                               default:
+                                       return $elm$core$Result$Err($author$project$Joy$CannotBoolify);
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $harfangk$elm_bignum$Integer$lt = F2(
+       function (i1, i2) {
+               var _v0 = A2($harfangk$elm_bignum$Integer$compare, i1, i2);
+               if (_v0.$ === 'LT') {
+                       return true;
+               } else {
+                       return false;
+               }
+       });
+var $elm$core$List$append = F2(
+       function (xs, ys) {
+               if (!ys.b) {
+                       return xs;
+               } else {
+                       return A3($elm$core$List$foldr, $elm$core$List$cons, ys, xs);
+               }
+       });
+var $elm$core$List$repeatHelp = F3(
+       function (result, n, value) {
+               repeatHelp:
+               while (true) {
+                       if (n <= 0) {
+                               return result;
+                       } else {
+                               var $temp$result = A2($elm$core$List$cons, value, result),
+                                       $temp$n = n - 1,
+                                       $temp$value = value;
+                               result = $temp$result;
+                               n = $temp$n;
+                               value = $temp$value;
+                               continue repeatHelp;
+                       }
+               }
+       });
+var $elm$core$List$repeat = F2(
+       function (n, value) {
+               return A3($elm$core$List$repeatHelp, _List_Nil, n, value);
+       });
+var $elm$core$Tuple$second = function (_v0) {
+       var y = _v0.b;
+       return y;
+};
+var $harfangk$elm_bignum$Integer$addScaleToPartialProducts = function (magList) {
+       return A3(
+               $elm$core$List$foldl,
+               F2(
+                       function (m, _v0) {
+                               var digit = _v0.a;
+                               var acc = _v0.b;
+                               return _Utils_Tuple2(
+                                       digit + 1,
+                                       A2(
+                                               $elm$core$List$cons,
+                                               A2(
+                                                       $elm$core$List$append,
+                                                       A2($elm$core$List$repeat, digit, 0),
+                                                       m),
+                                               acc));
+                       }),
+               _Utils_Tuple2(0, _List_Nil),
+               magList).b;
+};
+var $harfangk$elm_bignum$Integer$calculatePartialProducts = F2(
+       function (m1, m2) {
+               return A2(
+                       $elm$core$List$map,
+                       function (d) {
+                               return A2(
+                                       $elm$core$List$map,
+                                       $elm$core$Basics$mul(d),
+                                       m1);
+                       },
+                       m2);
+       });
+var $harfangk$elm_bignum$Integer$sumPartialProducts = function (magList) {
+       return A3($elm$core$List$foldl, $harfangk$elm_bignum$Integer$addMagnitudes, _List_Nil, magList);
+};
+var $harfangk$elm_bignum$Integer$multiplyMagnitudes = F2(
+       function (m1, m2) {
+               return $harfangk$elm_bignum$Integer$normalizeMagnitude(
+                       $harfangk$elm_bignum$Integer$sumPartialProducts(
+                               $harfangk$elm_bignum$Integer$addScaleToPartialProducts(
+                                       A2($harfangk$elm_bignum$Integer$calculatePartialProducts, m1, m2))));
+       });
+var $harfangk$elm_bignum$Integer$mul = F2(
+       function (i1, i2) {
+               var _v0 = _Utils_Tuple2(i1, i2);
+               if (_v0.a.$ === 'Zero') {
+                       var _v1 = _v0.a;
+                       return $harfangk$elm_bignum$Integer$Zero;
+               } else {
+                       if (_v0.b.$ === 'Zero') {
+                               var _v2 = _v0.b;
+                               return $harfangk$elm_bignum$Integer$Zero;
+                       } else {
+                               var _v3 = _v0.a;
+                               var s1 = _v3.a;
+                               var m1 = _v3.b;
+                               var _v4 = _v0.b;
+                               var s2 = _v4.a;
+                               var m2 = _v4.b;
+                               var sign = _Utils_eq(s1, s2) ? $harfangk$elm_bignum$Integer$Positive : $harfangk$elm_bignum$Integer$Negative;
+                               var magnitude = function () {
+                                       var _v5 = A2(
+                                               $elm$core$Basics$compare,
+                                               $elm$core$List$length(m1),
+                                               $elm$core$List$length(m2));
+                                       if (_v5.$ === 'GT') {
+                                               return A2($harfangk$elm_bignum$Integer$multiplyMagnitudes, m1, m2);
+                                       } else {
+                                               return A2($harfangk$elm_bignum$Integer$multiplyMagnitudes, m2, m1);
+                                       }
+                               }();
+                               return A2($harfangk$elm_bignum$Integer$Integer, sign, magnitude);
+                       }
+               }
+       });
+var $elm$core$Basics$neq = _Utils_notEqual;
+var $harfangk$elm_bignum$Integer$negate = function (i) {
+       if (i.$ === 'Zero') {
+               return $harfangk$elm_bignum$Integer$Zero;
+       } else {
+               if (i.a.$ === 'Positive') {
+                       var _v1 = i.a;
+                       var m = i.b;
+                       return A2($harfangk$elm_bignum$Integer$Integer, $harfangk$elm_bignum$Integer$Negative, m);
+               } else {
+                       var _v2 = i.a;
+                       var m = i.b;
+                       return A2($harfangk$elm_bignum$Integer$Integer, $harfangk$elm_bignum$Integer$Positive, m);
+               }
+       }
+};
+var $harfangk$elm_bignum$Integer$sub = F2(
+       function (i1, i2) {
+               var _v0 = _Utils_Tuple2(i1, i2);
+               if (_v0.a.$ === 'Zero') {
+                       var _v1 = _v0.a;
+                       return $harfangk$elm_bignum$Integer$negate(i2);
+               } else {
+                       if (_v0.b.$ === 'Zero') {
+                               var _v2 = _v0.b;
+                               return i1;
+                       } else {
+                               var _v3 = _v0.a;
+                               var s1 = _v3.a;
+                               var m1 = _v3.b;
+                               var _v4 = _v0.b;
+                               var s2 = _v4.a;
+                               var m2 = _v4.b;
+                               return A2(
+                                       $harfangk$elm_bignum$Integer$add,
+                                       i1,
+                                       $harfangk$elm_bignum$Integer$negate(i2));
+                       }
+               }
+       });
+var $author$project$Joy$swap_args = function (op) {
+       return F2(
+               function (a, b) {
+                       return A2(op, b, a);
+               });
+};
+var $elm$core$Basics$xor = _Basics_xor;
+var $author$project$Joy$joy_function_eval = F3(
+       function (symbol, stack, expression) {
+               switch (symbol) {
+                       case 'branch':
+                               return A2($author$project$Joy$joy_branch, stack, expression);
+                       case 'i':
+                               return A2($author$project$Joy$joy_i, stack, expression);
+                       case 'dip':
+                               return A2($author$project$Joy$joy_dip, stack, expression);
+                       case 'loop':
+                               return A2($author$project$Joy$joy_loop, stack, expression);
+                       case '+':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$add, stack, expression);
+                       case '-':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$sub, stack, expression);
+                       case '*':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$mul, stack, expression);
+                       case '/':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$add, stack, expression);
+                       case '%':
+                               return A3(
+                                       $author$project$Joy$joy_binary_math_op,
+                                       $author$project$Joy$swap_args($harfangk$elm_bignum$Integer$add),
+                                       stack,
+                                       expression);
+                       case 'add':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$add, stack, expression);
+                       case 'sub':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$sub, stack, expression);
+                       case 'mul':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$mul, stack, expression);
+                       case 'div':
+                               return A3($author$project$Joy$joy_binary_math_op, $harfangk$elm_bignum$Integer$add, stack, expression);
+                       case 'mod':
+                               return A3(
+                                       $author$project$Joy$joy_binary_math_op,
+                                       $author$project$Joy$swap_args($harfangk$elm_bignum$Integer$add),
+                                       stack,
+                                       expression);
+                       case '<':
+                               return A3($author$project$Joy$joy_comparison_op, $harfangk$elm_bignum$Integer$lt, stack, expression);
+                       case '>':
+                               return A3($author$project$Joy$joy_comparison_op, $harfangk$elm_bignum$Integer$gt, stack, expression);
+                       case '<=':
+                               return A3($author$project$Joy$joy_comparison_op, $harfangk$elm_bignum$Integer$lt, stack, expression);
+                       case '>=':
+                               return A3($author$project$Joy$joy_comparison_op, $harfangk$elm_bignum$Integer$gte, stack, expression);
+                       case '<>':
+                               return A3($author$project$Joy$joy_comparison_op, $elm$core$Basics$neq, stack, expression);
+                       case '!=':
+                               return A3($author$project$Joy$joy_comparison_op, $elm$core$Basics$neq, stack, expression);
+                       case '=':
+                               return A3($author$project$Joy$joy_comparison_op, $harfangk$elm_bignum$Integer$eq, stack, expression);
+                       case '/\\':
+                               return A3($author$project$Joy$joy_logical_op, $elm$core$Basics$and, stack, expression);
+                       case '\\/':
+                               return A3($author$project$Joy$joy_logical_op, $elm$core$Basics$or, stack, expression);
+                       case '_\\/_':
+                               return A3($author$project$Joy$joy_logical_op, $elm$core$Basics$xor, stack, expression);
+                       case 'clear':
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(_List_Nil, expression));
+                       case 'concat':
+                               return A2($author$project$Joy$joy_concat, stack, expression);
+                       case 'cons':
+                               return A2($author$project$Joy$joy_cons, stack, expression);
+                       case 'dup':
+                               return A2($author$project$Joy$joy_dup, stack, expression);
+                       case 'first':
+                               return A2($author$project$Joy$joy_first, stack, expression);
+                       case 'pop':
+                               return A2($author$project$Joy$joy_pop, stack, expression);
+                       case 'rest':
+                               return A2($author$project$Joy$joy_rest, stack, expression);
+                       case 'stack':
+                               return A2($author$project$Joy$joy_stack, stack, expression);
+                       case 'swaack':
+                               return A2($author$project$Joy$joy_swaack, stack, expression);
+                       case 'swap':
+                               return A2($author$project$Joy$joy_swap, stack, expression);
+                       case 'truthy':
+                               return A2($author$project$Joy$joy_truthy, stack, expression);
+                       case 'bool':
+                               return A2($author$project$Joy$joy_truthy, stack, expression);
+                       default:
+                               return $elm$core$Result$Err($author$project$Joy$UnknownWord);
+               }
+       });
+var $author$project$Joy$DefinitionNameMustBeSymbol = {$: 'DefinitionNameMustBeSymbol'};
+var $author$project$Joy$EmptyDefinition = {$: 'EmptyDefinition'};
+var $author$project$Joy$joy_inscribe = F3(
+       function (stack, expression, dict) {
+               var _v0 = $author$project$Joy$pop_list(stack);
+               if (_v0.$ === 'Ok') {
+                       var _v1 = _v0.a;
+                       var def = _v1.a;
+                       var s0 = _v1.b;
+                       if (!def.b) {
+                               return $elm$core$Result$Err($author$project$Joy$EmptyDefinition);
+                       } else {
+                               var sym = def.a;
+                               var body = def.b;
+                               if (sym.$ === 'JoySymbol') {
+                                       var name = sym.a;
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple3(
+                                                       s0,
+                                                       expression,
+                                                       A3($elm$core$Dict$insert, name, body, dict)));
+                               } else {
+                                       return $elm$core$Result$Err($author$project$Joy$DefinitionNameMustBeSymbol);
+                               }
+                       }
+               } else {
+                       var msg = _v0.a;
+                       return $elm$core$Result$Err(msg);
+               }
+       });
+var $author$project$Joy$joy_eval = F4(
+       function (symbol, stack, expression, dict) {
+               if (symbol === '') {
+                       return $elm$core$Result$Ok(
+                               _Utils_Tuple3(stack, expression, dict));
+               } else {
+                       if (symbol === 'inscribe') {
+                               return A3($author$project$Joy$joy_inscribe, stack, expression, dict);
+                       } else {
+                               var _v0 = A3($author$project$Joy$joy_function_eval, symbol, stack, expression);
+                               if (_v0.$ === 'Err') {
+                                       var err = _v0.a;
+                                       if (err.$ === 'UnknownWord') {
+                                               var _v2 = A2($elm$core$Dict$get, symbol, dict);
+                                               if (_v2.$ === 'Just') {
+                                                       var definition = _v2.a;
+                                                       return $elm$core$Result$Ok(
+                                                               _Utils_Tuple3(
+                                                                       stack,
+                                                                       _Utils_ap(definition, expression),
+                                                                       dict));
+                                               } else {
+                                                       return $elm$core$Result$Err($author$project$Joy$UnknownWord);
+                                               }
+                                       } else {
+                                               return $elm$core$Result$Err(err);
+                                       }
+                               } else {
+                                       var _v3 = _v0.a;
+                                       var stack0 = _v3.a;
+                                       var expression0 = _v3.b;
+                                       return $elm$core$Result$Ok(
+                                               _Utils_Tuple3(stack0, expression0, dict));
+                               }
+                       }
+               }
+       });
+var $author$project$Joy$joy = F3(
+       function (stack, expression, dict) {
+               joy:
+               while (true) {
+                       if (!expression.b) {
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(stack, dict));
+                       } else {
+                               var term = expression.a;
+                               var rest_of_expression = expression.b;
+                               if (term.$ === 'JoySymbol') {
+                                       var symbol = term.a;
+                                       var _v2 = A4($author$project$Joy$joy_eval, symbol, stack, rest_of_expression, dict);
+                                       if (_v2.$ === 'Err') {
+                                               var msg = _v2.a;
+                                               return $elm$core$Result$Err(msg);
+                                       } else {
+                                               var _v3 = _v2.a;
+                                               var s = _v3.a;
+                                               var e = _v3.b;
+                                               var dict0 = _v3.c;
+                                               var $temp$stack = s,
+                                                       $temp$expression = e,
+                                                       $temp$dict = dict0;
+                                               stack = $temp$stack;
+                                               expression = $temp$expression;
+                                               dict = $temp$dict;
+                                               continue joy;
+                                       }
+                               } else {
+                                       var $temp$stack = A2($elm$core$List$cons, term, stack),
+                                               $temp$expression = rest_of_expression,
+                                               $temp$dict = dict;
+                                       stack = $temp$stack;
+                                       expression = $temp$expression;
+                                       dict = $temp$dict;
+                                       continue joy;
+                               }
+                       }
+               }
+       });
+var $elm$core$Basics$composeR = F3(
+       function (f, g, x) {
+               return g(
+                       f(x));
+       });
+var $elm$core$String$cons = _String_cons;
+var $elm$core$String$fromChar = function (_char) {
+       return A2($elm$core$String$cons, _char, '');
+};
+var $elm$core$Bitwise$and = _Bitwise_and;
+var $elm$core$Bitwise$shiftRightBy = _Bitwise_shiftRightBy;
+var $elm$core$String$repeatHelp = F3(
+       function (n, chunk, result) {
+               return (n <= 0) ? result : A3(
+                       $elm$core$String$repeatHelp,
+                       n >> 1,
+                       _Utils_ap(chunk, chunk),
+                       (!(n & 1)) ? result : _Utils_ap(result, chunk));
+       });
+var $elm$core$String$repeat = F2(
+       function (n, chunk) {
+               return A3($elm$core$String$repeatHelp, n, chunk, '');
+       });
+var $elm$core$String$padLeft = F3(
+       function (n, _char, string) {
+               return _Utils_ap(
+                       A2(
+                               $elm$core$String$repeat,
+                               n - $elm$core$String$length(string),
+                               $elm$core$String$fromChar(_char)),
+                       string);
+       });
+var $harfangk$elm_bignum$Integer$toString = function (i) {
+       if (i.$ === 'Zero') {
+               return '0';
+       } else {
+               var s = i.a;
+               var m = i.b;
+               var sign = _Utils_eq(s, $harfangk$elm_bignum$Integer$Negative) ? '-' : '';
+               var num = $harfangk$elm_bignum$Integer$trimLeadingZeroFromStr(
+                       A3(
+                               $elm$core$List$foldl,
+                               $elm$core$Basics$append,
+                               '',
+                               A2(
+                                       $elm$core$List$map,
+                                       A2(
+                                               $elm$core$Basics$composeR,
+                                               $elm$core$String$fromInt,
+                                               A2(
+                                                       $elm$core$String$padLeft,
+                                                       7,
+                                                       _Utils_chr('0'))),
+                                       m)));
+               return _Utils_ap(sign, num);
+       }
+};
+var $author$project$Joy$joyExpressionToString = function (expr) {
+       return A2(
+               $elm$core$String$join,
+               ' ',
+               A2($elm$core$List$map, $author$project$Joy$joyTermToString, expr));
+};
+var $author$project$Joy$joyTermToString = function (term) {
+       switch (term.$) {
+               case 'JoySymbol':
+                       var name = term.a;
+                       return name;
+               case 'JoyInt':
+                       var n = term.a;
+                       return $harfangk$elm_bignum$Integer$toString(n);
+               case 'JoyTrue':
+                       return 'true';
+               case 'JoyFalse':
+                       return 'false';
+               default:
+                       var list = term.a;
+                       return '[' + ($author$project$Joy$joyExpressionToString(list) + ']');
+       }
+};
+var $author$project$Joy$joy_err = function (err) {
+       switch (err.$) {
+               case 'UnknownWord':
+                       return 'Unknown word.';
+               case 'EmptyDefinition':
+                       return 'Empty definition.';
+               case 'DefinitionNameMustBeSymbol':
+                       return 'Def name isn\'t symbol.';
+               case 'CannotTakeFirstOfEmptyList':
+                       return 'Cannot take first of empty list.';
+               case 'CannotTakeRestOfEmptyList':
+                       return 'Cannot take rest of empty list.';
+               case 'CannotBoolify':
+                       return 'Cannot Boolify.';
+               case 'NotEnoughValuesOnStack':
+                       return 'Not enough values on Stack';
+               case 'NotAnInteger':
+                       return 'Not an integer.';
+               case 'NotAList':
+                       return 'Not a list.';
+               case 'NotABooleanValue':
+                       return 'Not a Boolean value.';
+               case 'MissingClosingBracket':
+                       return 'Missing closing bracket.';
+               default:
+                       return 'Extra closing bracket.';
+       }
+};
+var $author$project$Joy$doit = F2(
+       function (text, dict) {
+               var _v0 = $author$project$Joy$text_to_expression(text);
+               if (_v0.$ === 'Ok') {
+                       var ast = _v0.a;
+                       var _v1 = A3($author$project$Joy$joy, _List_Nil, ast, dict);
+                       if (_v1.$ === 'Ok') {
+                               var _v2 = _v1.a;
+                               var expr = _v2.a;
+                               var dict0 = _v2.b;
+                               return $elm$core$Result$Ok(
+                                       _Utils_Tuple2(
+                                               $author$project$Joy$joyExpressionToString(expr),
+                                               dict0));
+                       } else {
+                               var err = _v1.a;
+                               return $elm$core$Result$Err(
+                                       $author$project$Joy$joy_err(err));
+                       }
+               } else {
+                       var err = _v0.a;
+                       return $elm$core$Result$Err(
+                               $author$project$Joy$joy_err(err));
+               }
+       });
+var $author$project$Main$update = F2(
+       function (msg, model) {
+               var newContent = msg.a;
+               var _v1 = A2($author$project$Joy$doit, newContent, model.dictionary);
+               if (_v1.$ === 'Err') {
+                       var err = _v1.a;
+                       return _Utils_update(
+                               model,
+                               {content: newContent, evaluated: err});
+               } else {
+                       var _v2 = _v1.a;
+                       var output = _v2.a;
+                       var dict = _v2.b;
+                       return {content: newContent, dictionary: dict, evaluated: output};
+               }
+       });
+var $author$project$Main$Change = function (a) {
+       return {$: 'Change', a: a};
+};
+var $elm$virtual_dom$VirtualDom$attribute = F2(
+       function (key, value) {
+               return A2(
+                       _VirtualDom_attribute,
+                       _VirtualDom_noOnOrFormAction(key),
+                       _VirtualDom_noJavaScriptOrHtmlUri(value));
+       });
+var $elm$html$Html$Attributes$attribute = $elm$virtual_dom$VirtualDom$attribute;
+var $elm$html$Html$div = _VirtualDom_node('div');
+var $elm$html$Html$input = _VirtualDom_node('input');
+var $elm$html$Html$Events$alwaysStop = function (x) {
+       return _Utils_Tuple2(x, true);
+};
+var $elm$virtual_dom$VirtualDom$MayStopPropagation = function (a) {
+       return {$: 'MayStopPropagation', a: a};
+};
+var $elm$virtual_dom$VirtualDom$on = _VirtualDom_on;
+var $elm$html$Html$Events$stopPropagationOn = F2(
+       function (event, decoder) {
+               return A2(
+                       $elm$virtual_dom$VirtualDom$on,
+                       event,
+                       $elm$virtual_dom$VirtualDom$MayStopPropagation(decoder));
+       });
+var $elm$json$Json$Decode$field = _Json_decodeField;
+var $elm$json$Json$Decode$at = F2(
+       function (fields, decoder) {
+               return A3($elm$core$List$foldr, $elm$json$Json$Decode$field, decoder, fields);
+       });
+var $elm$json$Json$Decode$string = _Json_decodeString;
+var $elm$html$Html$Events$targetValue = A2(
+       $elm$json$Json$Decode$at,
+       _List_fromArray(
+               ['target', 'value']),
+       $elm$json$Json$Decode$string);
+var $elm$html$Html$Events$onInput = function (tagger) {
+       return A2(
+               $elm$html$Html$Events$stopPropagationOn,
+               'input',
+               A2(
+                       $elm$json$Json$Decode$map,
+                       $elm$html$Html$Events$alwaysStop,
+                       A2($elm$json$Json$Decode$map, tagger, $elm$html$Html$Events$targetValue)));
+};
+var $elm$json$Json$Encode$string = _Json_wrap;
+var $elm$html$Html$Attributes$stringProperty = F2(
+       function (key, string) {
+               return A2(
+                       _VirtualDom_property,
+                       key,
+                       $elm$json$Json$Encode$string(string));
+       });
+var $elm$html$Html$Attributes$placeholder = $elm$html$Html$Attributes$stringProperty('placeholder');
+var $elm$virtual_dom$VirtualDom$text = _VirtualDom_text;
+var $elm$html$Html$text = $elm$virtual_dom$VirtualDom$text;
+var $elm$html$Html$Attributes$value = $elm$html$Html$Attributes$stringProperty('value');
+var $author$project$Main$view = function (model) {
+       return A2(
+               $elm$html$Html$div,
+               _List_fromArray(
+                       [
+                               A2($elm$html$Html$Attributes$attribute, 'id', 'joy_interpreter')
+                       ]),
+               _List_fromArray(
+                       [
+                               A2(
+                               $elm$html$Html$input,
+                               _List_fromArray(
+                                       [
+                                               $elm$html$Html$Attributes$placeholder('Thun expression to evaluate'),
+                                               $elm$html$Html$Attributes$value(model.content),
+                                               $elm$html$Html$Events$onInput($author$project$Main$Change)
+                                       ]),
+                               _List_Nil),
+                               A2(
+                               $elm$html$Html$div,
+                               _List_Nil,
+                               _List_fromArray(
+                                       [
+                                               $elm$html$Html$text(model.evaluated)
+                                       ]))
+                       ]));
+};
+var $author$project$Main$main = $elm$browser$Browser$sandbox(
+       {init: $author$project$Main$init, update: $author$project$Main$update, view: $author$project$Main$view});
+_Platform_export({'Main':{'init':$author$project$Main$main(
+       $elm$json$Json$Decode$succeed(_Utils_Tuple0))(0)}});}(this));
\ No newline at end of file
diff --git a/implementations/Elm/demo/index.html b/implementations/Elm/demo/index.html
new file mode 100644 (file)
index 0000000..4c24979
--- /dev/null
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml">
+       <head>
+               <title>Thun Demo</title>
+               <meta charset="utf-8">
+               <script src="Joy.js"></script>
+       </head>
+       <body>
+               <h1>Thun Demo</h1>
+               <div id="joy_interpreter_hull">
+                       <h3>Thun Interpreter</h3>
+                       <p>This is an interpreter for the <a href="https://git.sr.ht/~sforman/Thun/tree/trunk/item/docs/source/Thun.md">Thun</a> dialect of the <a href="https://en.wikipedia.org/wiki/Joy_%28programming_language%29">Joy</a> language. Enter a Thun expression in the text input below and the result of evaluation will be displayed beneath it.</p>
+                       <div id="joy_interpreter"></div>
+               </div>
+               <script>var joy_interpreter = Elm.Main.init({node: document.getElementById('joy_interpreter')});</script>
+       </body>
+</html>
index 83100ad..c6358da 100644 (file)
@@ -1,19 +1,19 @@
 module Main exposing (..)
 
-import Dict
-
 import Browser
-import Html exposing (Html, Attribute, div, input, text)
+import Dict
+import Html exposing (Attribute, Html, div, input, text)
 import Html.Attributes exposing (..)
 import Html.Events exposing (onInput)
+import Joy exposing (JoyDict, doit, initialize)
+
 
-import Joy exposing (doit, JoyDict, initialize)
 
 -- MAIN
 
 
 main =
-  Browser.sandbox { init = init, update = update, view = view }
+    Browser.sandbox { init = init, update = update, view = view }
 
 
 
@@ -21,15 +21,18 @@ main =
 
 
 type alias Model =
-  { content : String
-  , evaluated : String
-  , dictionary : JoyDict
-  }
+    { content : String
+    , evaluated : String
+    , dictionary : JoyDict
+    }
 
 
 init : Model
 init =
-  { content = "", evaluated = "", dictionary = initialize Dict.empty }
+    { content = ""
+    , evaluated = ""
+    , dictionary = initialize Dict.empty
+    }
 
 
 
@@ -37,18 +40,22 @@ init =
 
 
 type Msg
-  = Change String
+    = Change String
 
 
 update : Msg -> Model -> Model
 update msg model =
-  case msg of
-    Change newContent ->
-      case doit newContent model.dictionary of
-        Err err ->
-          { model | content = newContent, evaluated = err}
-        Ok (output, dict) ->
-          { content = newContent, evaluated = output, dictionary = dict }
+    case msg of
+        Change newContent ->
+            case doit newContent model.dictionary of
+                Err err ->
+                    { model | content = newContent, evaluated = err }
+
+                Ok ( output, dict ) ->
+                    { content = newContent
+                    , evaluated = output
+                    , dictionary = dict
+                    }
 
 
 
@@ -57,8 +64,12 @@ update msg model =
 
 view : Model -> Html Msg
 view model =
-      div []
-        [ input [ placeholder "Text to reverse", value model.content, onInput Change ] []
+    div [ attribute "id" "joy_interpreter" ]
+        [ input
+            [ placeholder "Thun expression to evaluate"
+            , value model.content
+            , onInput Change
+            ]
+            []
         , div [] [ text model.evaluated ]
         ]
-