62 lines
2.1 KiB
Plaintext
62 lines
2.1 KiB
Plaintext
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "default", {
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enumerable: true,
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get: function() {
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return collapseAdjacentRules;
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}
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});
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let comparisonMap = {
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atrule: [
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"name",
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"params"
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],
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rule: [
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"selector"
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]
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};
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let types = new Set(Object.keys(comparisonMap));
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function collapseAdjacentRules() {
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function collapseRulesIn(root) {
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let currentRule = null;
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root.each((node)=>{
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if (!types.has(node.type)) {
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currentRule = null;
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return;
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}
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if (currentRule === null) {
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currentRule = node;
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return;
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}
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let properties = comparisonMap[node.type];
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var _node_property, _currentRule_property;
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if (node.type === "atrule" && node.name === "font-face") {
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currentRule = node;
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} else if (properties.every((property)=>((_node_property = node[property]) !== null && _node_property !== void 0 ? _node_property : "").replace(/\s+/g, " ") === ((_currentRule_property = currentRule[property]) !== null && _currentRule_property !== void 0 ? _currentRule_property : "").replace(/\s+/g, " "))) {
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// An AtRule may not have children (for example if we encounter duplicate @import url(…) rules)
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if (node.nodes) {
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currentRule.append(node.nodes);
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}
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node.remove();
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} else {
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currentRule = node;
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}
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});
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// After we've collapsed adjacent rules & at-rules, we need to collapse
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// adjacent rules & at-rules that are children of at-rules.
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// We do not care about nesting rules because Tailwind CSS
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// explicitly does not handle rule nesting on its own as
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// the user is expected to use a nesting plugin
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root.each((node)=>{
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if (node.type === "atrule") {
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collapseRulesIn(node);
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}
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});
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}
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return (root)=>{
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collapseRulesIn(root);
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};
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}
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