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44 lines
1.1 KiB
44 lines
1.1 KiB
3 years ago
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var TYPE = require('../../tokenizer').TYPE;
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var PLUSSIGN = TYPE.PlusSign;
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var SOLIDUS = TYPE.Solidus;
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var GREATERTHANSIGN = TYPE.GreaterThanSign;
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var TILDE = TYPE.Tilde;
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// + | > | ~ | /deep/
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module.exports = {
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name: 'Combinator',
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structure: {
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name: String
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},
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parse: function() {
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var start = this.scanner.tokenStart;
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switch (this.scanner.tokenType) {
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case GREATERTHANSIGN:
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case PLUSSIGN:
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case TILDE:
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this.scanner.next();
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break;
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case SOLIDUS:
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this.scanner.next();
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this.scanner.expectIdentifier('deep');
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this.scanner.eat(SOLIDUS);
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break;
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default:
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this.scanner.error('Combinator is expected');
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}
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return {
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type: 'Combinator',
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loc: this.getLocation(start, this.scanner.tokenStart),
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name: this.scanner.substrToCursor(start)
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};
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},
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generate: function(node) {
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this.chunk(node.name);
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}
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};
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