mirror of https://github.com/thangisme/notes.git
37 lines
902 B
JavaScript
37 lines
902 B
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = findExtendRule;
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var extendRuleKeyWords = ['&', ':', 'extend'];
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var extendRuleKeyWordsCount = extendRuleKeyWords.length;
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function findExtendRule(tokens) {
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var start = arguments.length <= 1 || arguments[1] === undefined ? 0 : arguments[1];
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var stack = [];
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var len = tokens.length;
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var end = start;
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while (end < len) {
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var token = tokens[end];
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if (extendRuleKeyWords.indexOf(token[1]) >= 0) {
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stack.push(token[1]);
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} else if (token[0] !== 'space') {
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break;
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}
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end++;
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}
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for (var index = 0; index < extendRuleKeyWordsCount; index++) {
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if (stack[index] !== extendRuleKeyWords[index]) {
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return null;
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}
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}
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return tokens.slice(start, end);
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}
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module.exports = exports['default']; |