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69 lines
1.6 KiB
69 lines
1.6 KiB
4 weeks ago
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var TYPE = require('../../tokenizer').TYPE;
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var WHITESPACE = TYPE.WhiteSpace;
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var COMMENT = TYPE.Comment;
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var IDENT = TYPE.Ident;
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var LEFTPARENTHESIS = TYPE.LeftParenthesis;
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module.exports = {
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name: 'MediaQuery',
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structure: {
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children: [[
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'Identifier',
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'MediaFeature',
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'WhiteSpace'
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]]
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},
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parse: function() {
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this.scanner.skipSC();
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var children = this.createList();
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var child = null;
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var space = null;
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scan:
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while (!this.scanner.eof) {
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switch (this.scanner.tokenType) {
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case COMMENT:
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this.scanner.next();
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continue;
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case WHITESPACE:
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space = this.WhiteSpace();
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continue;
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case IDENT:
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child = this.Identifier();
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break;
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case LEFTPARENTHESIS:
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child = this.MediaFeature();
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break;
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default:
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break scan;
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}
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if (space !== null) {
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children.push(space);
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space = null;
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}
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children.push(child);
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}
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if (child === null) {
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this.error('Identifier or parenthesis is expected');
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}
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return {
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type: 'MediaQuery',
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loc: this.getLocationFromList(children),
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children: children
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};
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},
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generate: function(node) {
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this.children(node);
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}
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};
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