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43 lines
1.1 KiB
43 lines
1.1 KiB
4 years ago
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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var Parser = require("fastparse");
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var processMatch = function(match, strUntilValue, name, value, index) {
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if(!this.isRelevantTagAttr(this.currentTag, name)) return;
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this.results.push({
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start: index + strUntilValue.length,
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length: value.length,
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value: value
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});
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};
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var parser = new Parser({
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outside: {
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"<!--.*?-->": true,
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"<![CDATA[.*?]]>": true,
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"<[!\\?].*?>": true,
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"<\/[^>]+>": true,
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"<([a-zA-Z\\-:]+)\\s*": function(match, tagName) {
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this.currentTag = tagName;
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return "inside";
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}
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},
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inside: {
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"\\s+": true, // eat up whitespace
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">": "outside", // end of attributes
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"(([0-9a-zA-Z\\-:]+)\\s*=\\s*\")([^\"]*)\"": processMatch,
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"(([0-9a-zA-Z\\-:]+)\\s*=\\s*\')([^\']*)\'": processMatch,
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"(([0-9a-zA-Z\\-:]+)\\s*=\\s*)([^\\s>]+)": processMatch
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}
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});
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module.exports = function parse(html, isRelevantTagAttr) {
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return parser.parse("outside", html, {
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currentTag: null,
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results: [],
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isRelevantTagAttr: isRelevantTagAttr
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}).results;
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};
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