vendor/golang.org/x/net/html/const.go

   1 // Copyright 2011 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package html
   6
   7 // Section 12.2.3.2 of the HTML5 specification says "The following elements
   8 // have varying levels of special parsing rules".
   9 // https://html.spec.whatwg.org/multipage/syntax.html#the-stack-of-open-elements
  10 var isSpecialElementMap = map[string]bool{
  11         "address":    true,
  12         "applet":     true,
  13         "area":       true,
  14         "article":    true,
  15         "aside":      true,
  16         "base":       true,
  17         "basefont":   true,
  18         "bgsound":    true,
  19         "blockquote": true,
  20         "body":       true,
  21         "br":         true,
  22         "button":     true,
  23         "caption":    true,
  24         "center":     true,
  25         "col":        true,
  26         "colgroup":   true,
  27         "dd":         true,
  28         "details":    true,
  29         "dir":        true,
  30         "div":        true,
  31         "dl":         true,
  32         "dt":         true,
  33         "embed":      true,
  34         "fieldset":   true,
  35         "figcaption": true,
  36         "figure":     true,
  37         "footer":     true,
  38         "form":       true,
  39         "frame":      true,
  40         "frameset":   true,
  41         "h1":         true,
  42         "h2":         true,
  43         "h3":         true,
  44         "h4":         true,
  45         "h5":         true,
  46         "h6":         true,
  47         "head":       true,
  48         "header":     true,
  49         "hgroup":     true,
  50         "hr":         true,
  51         "html":       true,
  52         "iframe":     true,
  53         "img":        true,
  54         "input":      true,
  55         "isindex":    true,
  56         "li":         true,
  57         "link":       true,
  58         "listing":    true,
  59         "marquee":    true,
  60         "menu":       true,
  61         "meta":       true,
  62         "nav":        true,
  63         "noembed":    true,
  64         "noframes":   true,
  65         "noscript":   true,
  66         "object":     true,
  67         "ol":         true,
  68         "p":          true,
  69         "param":      true,
  70         "plaintext":  true,
  71         "pre":        true,
  72         "script":     true,
  73         "section":    true,
  74         "select":     true,
  75         "source":     true,
  76         "style":      true,
  77         "summary":    true,
  78         "table":      true,
  79         "tbody":      true,
  80         "td":         true,
  81         "template":   true,
  82         "textarea":   true,
  83         "tfoot":      true,
  84         "th":         true,
  85         "thead":      true,
  86         "title":      true,
  87         "tr":         true,
  88         "track":      true,
  89         "ul":         true,
  90         "wbr":        true,
  91         "xmp":        true,
  92 }
  93
  94 func isSpecialElement(element *Node) bool {
  95         switch element.Namespace {
  96         case "", "html":
  97                 return isSpecialElementMap[element.Data]
  98         case "svg":
  99                 return element.Data == "foreignObject"
 100         }
 101         return false
 102 }