43 lines
1.2 KiB
JavaScript
Executable File
43 lines
1.2 KiB
JavaScript
Executable File
var List = require('../../utils/list.js');
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var walkRulesRight = require('../../utils/walk.js').rulesRight;
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function processRuleset(node, item, list) {
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var selectors = node.selector.selectors;
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// generate new rule sets:
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// .a, .b { color: red; }
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// ->
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// .a { color: red; }
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// .b { color: red; }
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// while there are more than 1 simple selector split for rulesets
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while (selectors.head !== selectors.tail) {
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var newSelectors = new List();
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newSelectors.insert(selectors.remove(selectors.head));
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list.insert(list.createItem({
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type: 'Ruleset',
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info: node.info,
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pseudoSignature: node.pseudoSignature,
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selector: {
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type: 'Selector',
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info: node.selector.info,
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selectors: newSelectors
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},
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block: {
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type: 'Block',
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info: node.block.info,
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declarations: node.block.declarations.copy()
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}
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}), item);
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}
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};
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module.exports = function disjoinRuleset(ast) {
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walkRulesRight(ast, function(node, item, list) {
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if (node.type === 'Ruleset') {
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processRuleset(node, item, list);
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}
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});
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};
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