53 lines
1009 B
Plaintext
53 lines
1009 B
Plaintext
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function partitionRules(root) {
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if (!root.walkAtRules) return
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let applyParents = new Set()
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root.walkAtRules('apply', (rule) => {
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applyParents.add(rule.parent)
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})
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if (applyParents.size === 0) {
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return
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}
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for (let rule of applyParents) {
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let nodeGroups = []
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let lastGroup = []
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for (let node of rule.nodes) {
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if (node.type === 'atrule' && node.name === 'apply') {
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if (lastGroup.length > 0) {
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nodeGroups.push(lastGroup)
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lastGroup = []
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}
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nodeGroups.push([node])
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} else {
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lastGroup.push(node)
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}
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}
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if (lastGroup.length > 0) {
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nodeGroups.push(lastGroup)
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}
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if (nodeGroups.length === 1) {
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continue
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}
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for (let group of [...nodeGroups].reverse()) {
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let clone = rule.clone({ nodes: [] })
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clone.append(group)
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rule.after(clone)
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}
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rule.remove()
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}
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}
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export default function expandApplyAtRules() {
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return (root) => {
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partitionRules(root)
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}
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}
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