Last change
on this file since fa375fe was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
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100644
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File size:
1.2 KB
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1 | var TYPE = require('../../tokenizer').TYPE;
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2 |
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3 | var IDENT = TYPE.Ident;
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4 | var ASTERISK = 0x002A; // U+002A ASTERISK (*)
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5 | var VERTICALLINE = 0x007C; // U+007C VERTICAL LINE (|)
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6 |
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7 | function eatIdentifierOrAsterisk() {
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8 | if (this.scanner.tokenType !== IDENT &&
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9 | this.scanner.isDelim(ASTERISK) === false) {
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10 | this.error('Identifier or asterisk is expected');
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11 | }
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12 |
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13 | this.scanner.next();
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14 | }
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15 |
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16 | // ident
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17 | // ident|ident
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18 | // ident|*
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19 | // *
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20 | // *|ident
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21 | // *|*
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22 | // |ident
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23 | // |*
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24 | module.exports = {
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25 | name: 'TypeSelector',
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26 | structure: {
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27 | name: String
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28 | },
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29 | parse: function() {
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30 | var start = this.scanner.tokenStart;
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31 |
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32 | if (this.scanner.isDelim(VERTICALLINE)) {
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33 | this.scanner.next();
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34 | eatIdentifierOrAsterisk.call(this);
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35 | } else {
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36 | eatIdentifierOrAsterisk.call(this);
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37 |
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38 | if (this.scanner.isDelim(VERTICALLINE)) {
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39 | this.scanner.next();
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40 | eatIdentifierOrAsterisk.call(this);
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41 | }
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42 | }
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43 |
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44 | return {
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45 | type: 'TypeSelector',
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46 | loc: this.getLocation(start, this.scanner.tokenStart),
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47 | name: this.scanner.substrToCursor(start)
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48 | };
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49 | },
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50 | generate: function(node) {
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51 | this.chunk(node.name);
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52 | }
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53 | };
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