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113 lines
2.6 KiB
Go
113 lines
2.6 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package html
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// Section 12.2.4.2 of the HTML5 specification says "The following elements
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// have varying levels of special parsing rules".
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// https://html.spec.whatwg.org/multipage/syntax.html#the-stack-of-open-elements
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var isSpecialElementMap = map[string]bool{
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"address": true,
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"applet": true,
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"area": true,
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"article": true,
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"aside": true,
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"base": true,
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"basefont": true,
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"bgsound": true,
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"blockquote": true,
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"body": true,
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"br": true,
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"button": true,
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"caption": true,
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"center": true,
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"col": true,
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"colgroup": true,
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"dd": true,
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"details": true,
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"dir": true,
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"div": true,
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"dl": true,
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"dt": true,
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"embed": true,
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"fieldset": true,
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"figcaption": true,
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"figure": true,
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"footer": true,
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"form": true,
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"frame": true,
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"frameset": true,
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"h1": true,
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"h2": true,
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"h3": true,
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"h4": true,
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"h5": true,
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"h6": true,
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"head": true,
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"header": true,
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"hgroup": true,
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"hr": true,
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"html": true,
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"iframe": true,
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"img": true,
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"input": true,
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"isindex": true, // The 'isindex' element has been removed, but keep it for backwards compatibility.
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"keygen": true,
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"li": true,
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"link": true,
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"listing": true,
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"main": true,
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"marquee": true,
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"menu": true,
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"meta": true,
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"nav": true,
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"noembed": true,
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"noframes": true,
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"noscript": true,
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"object": true,
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"ol": true,
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"p": true,
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"param": true,
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"plaintext": true,
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"pre": true,
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"script": true,
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"section": true,
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"select": true,
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"source": true,
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"style": true,
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"summary": true,
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"table": true,
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"tbody": true,
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"td": true,
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"template": true,
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"textarea": true,
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"tfoot": true,
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"th": true,
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"thead": true,
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"title": true,
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"tr": true,
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"track": true,
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"ul": true,
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"wbr": true,
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"xmp": true,
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}
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func isSpecialElement(element *Node) bool {
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switch element.Namespace {
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case "", "html":
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return isSpecialElementMap[element.Data]
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case "math":
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switch element.Data {
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case "mi", "mo", "mn", "ms", "mtext", "annotation-xml":
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return true
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}
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case "svg":
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switch element.Data {
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case "foreignObject", "desc", "title":
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return true
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}
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}
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return false
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}
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