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59 lines
1.6 KiB
59 lines
1.6 KiB
// Regexps to match html elements
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'use strict';
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function replace(regex, options) {
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regex = regex.source;
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options = options || '';
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return function self(name, val) {
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if (!name) {
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return new RegExp(regex, options);
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}
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val = val.source || val;
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regex = regex.replace(name, val);
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return self;
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};
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}
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var attr_name = /[a-zA-Z_:][a-zA-Z0-9:._-]*/;
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var unquoted = /[^"'=<>`\x00-\x20]+/;
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var single_quoted = /'[^']*'/;
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var double_quoted = /"[^"]*"/;
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/*eslint no-spaced-func:0*/
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var attr_value = replace(/(?:unquoted|single_quoted|double_quoted)/)
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('unquoted', unquoted)
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('single_quoted', single_quoted)
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('double_quoted', double_quoted)
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();
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var attribute = replace(/(?:\s+attr_name(?:\s*=\s*attr_value)?)/)
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('attr_name', attr_name)
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('attr_value', attr_value)
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();
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var open_tag = replace(/<[A-Za-z][A-Za-z0-9]*attribute*\s*\/?>/)
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('attribute', attribute)
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();
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var close_tag = /<\/[A-Za-z][A-Za-z0-9]*\s*>/;
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var comment = /<!--([^-]+|[-][^-]+)*-->/;
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var processing = /<[?].*?[?]>/;
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var declaration = /<![A-Z]+\s+[^>]*>/;
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var cdata = /<!\[CDATA\[([^\]]+|\][^\]]|\]\][^>])*\]\]>/;
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var HTML_TAG_RE = replace(/^(?:open_tag|close_tag|comment|processing|declaration|cdata)/)
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('open_tag', open_tag)
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('close_tag', close_tag)
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('comment', comment)
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('processing', processing)
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('declaration', declaration)
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('cdata', cdata)
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();
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module.exports.HTML_TAG_RE = HTML_TAG_RE;
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