+++ /dev/null
-'''
-Not this one!
-Use the other file! derp
-'''
-
-class Expression:
-
- def __init__(self, initial_expression=()):
- self.current = initial_expression
- self.stack = []
-
- def __next__(self):
- if self.current:
- item, self.current = self.current
- return item
- if self.stack:
- self.current = self.stack.pop()
- return self.__next__()
- raise StopIteration
-
- def prepend(self, quoted_program):
- if self.current:
- self.stack.append(self.current)
- self.current = quoted_program
-
-
-from parser import text_to_expression as j
-e = Expression(j('23 18'))
try:
item, stack = stack
except ValueError:
- raise StackUnderflowError(
- 'Not enough values on stack.'
- ) from None
+ raise StackUnderflowError('Not enough values on stack.') from None
temp.append(item)
temp.append(stack)
return tuple(temp)
try:
_, s1 = s0
except ValueError:
- raise StackUnderflowError(
- 'Cannot take rest of empty list.'
- ) from None
+ raise StackUnderflowError('Cannot take rest of empty list.') from None
return s1, stack
-- ≡ 1 -
++ ≡ 1 +
-= ≡ eq
-+ ≡ add
-> ≡ gt
-< ≡ lt
->= ≡ ge
-<= ≡ le
-!= ≡ ne
-<> ≡ ne
+Common symbols for operations:
-% ≡ mod
-+ ≡ add
-- ≡ sub
-* ≡ mul
-/ ≡ floordiv
-div ≡ floordiv
+ = ≡ eq
+ + ≡ add
+ > ≡ gt
+ < ≡ lt
+ >= ≡ ge
+ <= ≡ le
+ != ≡ ne
+ <> ≡ ne
+
+ % ≡ mod
+ + ≡ add
+ - ≡ sub
+ * ≡ mul
+ / ≡ floordiv
+ div ≡ floordiv
+
+ & ≡ and
+ | ≡ or
+ ! ≡ not
+
+ << ≡ lshift
+ >> ≡ rshift
? ≡ dup bool
+
+
&& ≡ nulco [nullary [false]] dip branch
|| ≡ nulco [nullary] dip [true] branch
+
+
!- ≡ 0 >=
+
<{} ≡ [] swap
<<{} ≡ [] rollup
+
abs ≡ dup 0 < [] [neg] branch
+
anamorphism ≡ [pop []] swap [dip swons] genrec
+
app1 ≡ grba infrst
app2 ≡ [grba swap grba swap] dip [infrst] cons ii
app3 ≡ 3 appN
appN ≡ [grabN] codi map disenstacken
+
at ≡ drop first
-average ≡ [sum] [size] cleave /
+
b ≡ [i] dip i
+dipd ≡ [dip] codi
+genrec ≡ [[genrec] ccccons] nullary swons concat ifte
+tailrec ≡ [i] genrec
+ifte ≡ [nullary] dipd swap branch
+ii ≡ [dip] dupdip i
+infra ≡ swons swaack [i] dip swaack
+x ≡ dup i
+pam ≡ [i] map
+
+
+nullary ≡ [stack] dinfrirst
+unary ≡ nullary popd
binary ≡ unary popd
+ternary ≡ binary popd
+
ccccons ≡ ccons ccons
ccons ≡ cons cons
+
clear ≡ [] swaack pop
+
cleave ≡ fork popdd
clop ≡ cleave popdd
+fork ≡ [i] app2
+
cmp ≡ [[>] swap] dipd [ifte] ccons [=] swons ifte
+
codi ≡ cons dip
codireco ≡ codi reco
+
dinfrirst ≡ dip infrst
-dipd ≡ [dip] codi
+
+
disenstacken ≡ ? [uncons ?] loop pop
+enstacken ≡ stack [clear] dip
+
down_to_zero ≡ [0 >] [dup --] while
+
drop ≡ [rest] times
+
dupd ≡ [dup] dip
dupdd ≡ [dup] dipd
dupdip ≡ dupd dip
dupdipd ≡ dup dipd
-enstacken ≡ stack [clear] dip
-first ≡ uncons pop
+
+
+ rest ≡ uncons popd
+ first ≡ uncons pop
+ second ≡ rest first
+ third ≡ rest second
+ fourth ≡ rest third
+
+
flatten ≡ <{} [concat] step
-fork ≡ [i] app2
-fourth ≡ rest third
+
gcd ≡ true [tuck mod dup 0 >] loop pop
-genrec ≡ [[genrec] ccccons] nullary swons concat ifte
+
+
grabN ≡ <{} [cons] times
grba ≡ [stack popd] dip
+
hypot [sqr] ii + sqrt
-ifte ≡ [nullary] dipd swap branch
-ii ≡ [dip] dupdip i
-infra ≡ swons swaack [i] dip swaack
+
infrst ≡ infra first
+
make_generator ≡ [codireco] ccons
+
manual ≡ [] words [help] step pop
+
neg ≡ 0 swap -
not ≡ [true] [false] branch
+
nulco ≡ [nullary] cons
-nullary ≡ [stack] dinfrirst
of ≡ swap at
-pam ≡ [i] map
+
pm ≡ [+] [-] clop
+
popd ≡ [pop] dip
popdd ≡ [pop] dipd
popop ≡ pop pop
popopop ≡ pop popop
popopd ≡ [popop] dip
popopdd ≡ [popop] dipd
+
product ≡ 1 swap [*] step
+
quoted ≡ [unit] dip
+
range ≡ [0 <=] [1 - dup] anamorphism
range_to_zero ≡ unit [down_to_zero] infra
+
reco ≡ rest cons
-rest ≡ uncons popd
+
+
reverse ≡ <{} shunt
+
roll> ≡ swap swapd
roll< ≡ swapd swap
rollup ≡ roll>
rolldown roll<
+
rrest ≡ rest rest
+
run ≡ <{} infra
-second ≡ rest first
shift ≡ uncons [swons] dip
shunt ≡ [swons] step
size ≡ [pop ++] step_zero
swons ≡ swap cons
swoncat ≡ swap concat
sqr ≡ dup mul
-tailrec ≡ [i] genrec
take ≡ <<{} [shift] times pop
-ternary ≡ binary popd
-third ≡ rest second
tuck ≡ dup swapd
-unary ≡ nullary popd
uncons ≡ [first] [rest] cleave
unit ≡ [] cons
unquoted ≡ [i] dip
unswons ≡ uncons swap
while ≡ swap nulco dupdipd concat loop
-x ≡ dup i
+
step ≡ [_step0] x
_step0 ≡ _step1 [popopop] [_stept] branch
_step1 ≡ [?] dipd roll<
_stept ≡ [uncons] dipd [dupdipd] dip x
+
times ≡ [_times0] x
_times0 ≡ _times1 [popopop] [_timest] branch
_times1 ≡ [dup 0 >] dipd roll<
_timest ≡ [[--] dip dupdipd] dip x
+
map ≡ [_map0] cons [[] [_map?] [_mape]] dip tailrec
_map? ≡ pop bool not
_mape ≡ popd reverse
_map0 ≡ [_map1] dipd _map2
_map1 ≡ stackd shift
_map2 ≡ [infrst] cons dipd roll< swons
+
'''
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