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43 lines
1.1 KiB
43 lines
1.1 KiB
2 years ago
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var List = require('css-tree').List;
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var walk = require('css-tree').walk;
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function processRule(node, item, list) {
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var selectors = node.prelude.children;
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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: 'Rule',
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loc: node.loc,
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prelude: {
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type: 'SelectorList',
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loc: node.prelude.loc,
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children: newSelectors
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},
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block: {
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type: 'Block',
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loc: node.block.loc,
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children: node.block.children.copy()
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},
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pseudoSignature: node.pseudoSignature
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}), item);
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}
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}
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module.exports = function disjoinRule(ast) {
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walk(ast, {
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visit: 'Rule',
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reverse: true,
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enter: processRule
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});
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};
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