52 lines
1.1 KiB
JavaScript
52 lines
1.1 KiB
JavaScript
|
import { LeftCurlyBracket } from '../../tokenizer/index.js';
|
||
|
|
|
||
|
|
function consumeRaw(startToken) {
|
||
|
|
return this.Raw(startToken, this.consumeUntilLeftCurlyBracket, true);
|
||
|
|
}
|
||
|
|
|
||
|
|
function consumePrelude() {
|
||
|
|
const prelude = this.SelectorList();
|
||
|
|
|
||
|
|
if (prelude.type !== 'Raw' &&
|
||
|
|
this.eof === false &&
|
||
|
|
this.tokenType !== LeftCurlyBracket) {
|
||
|
|
this.error();
|
||
|
|
}
|
||
|
|
|
||
|
|
return prelude;
|
||
|
|
}
|
||
|
|
|
||
|
|
export const name = 'Rule';
|
||
|
|
export const walkContext = 'rule';
|
||
|
|
export const structure = {
|
||
|
|
prelude: ['SelectorList', 'Raw'],
|
||
|
|
block: ['Block']
|
||
|
|
};
|
||
|
|
|
||
|
|
export function parse() {
|
||
|
|
const startToken = this.tokenIndex;
|
||
|
|
const startOffset = this.tokenStart;
|
||
|
|
let prelude;
|
||
|
|
let block;
|
||
|
|
|
||
|
|
if (this.parseRulePrelude) {
|
||
|
|
prelude = this.parseWithFallback(consumePrelude, consumeRaw);
|
||
|
|
} else {
|
||
|
|
prelude = consumeRaw.call(this, startToken);
|
||
|
|
}
|
||
|
|
|
||
|
|
block = this.Block(true);
|
||
|
|
|
||
|
|
return {
|
||
|
|
type: 'Rule',
|
||
|
|
loc: this.getLocation(startOffset, this.tokenStart),
|
||
|
|
prelude,
|
||
|
|
block
|
||
|
|
};
|
||
|
|
}
|
||
|
|
export function generate(node) {
|
||
|
|
this.node(node.prelude);
|
||
|
|
this.node(node.block);
|
||
|
|
}
|
||
|
|
|