40 lines
865 B
JavaScript
40 lines
865 B
JavaScript
'use strict';
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function tokensTree(tokens) {
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const result = [];
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let index = 0;
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function parse(target) {
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while (index < tokens.length) {
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const token = tokens[index];
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index++;
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switch (token.type) {
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case "close":
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return;
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case "selector":
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case "at-rule": {
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const newItem = {
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...token,
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children: []
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};
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target.push(newItem);
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parse(newItem.children);
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if (!newItem.children.length) {
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const index2 = target.indexOf(newItem);
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if (index2 !== -1) {
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target.splice(index2, 1);
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}
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}
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break;
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}
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default:
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target.push(token);
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}
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}
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}
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while (index < tokens.length) {
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parse(result);
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}
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return result;
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}
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exports.tokensTree = tokensTree;
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