61 lines
1.1 KiB
JavaScript
61 lines
1.1 KiB
JavaScript
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import {
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WhiteSpace,
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Comment,
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Ident,
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LeftParenthesis
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} from '../../tokenizer/index.js';
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export const name = 'MediaQuery';
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export const 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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export function parse() {
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const children = this.createList();
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let child = null;
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this.skipSC();
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scan:
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while (!this.eof) {
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switch (this.tokenType) {
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case Comment:
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case WhiteSpace:
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this.next();
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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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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
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};
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}
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export function generate(node) {
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this.children(node);
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}
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