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authorlittleblack111 <littleblack11111@gmail.com>2026-05-18 23:10:59 +0800
committerlittleblack111 <littleblack11111@gmail.com>2026-05-18 23:41:44 +0800
commitfc87c009806dcc98867f6b58efe29b042aa01dee (patch)
tree8f59b3f4a5b66e9dfef2d40c8d318e258a521228 /node_modules/csso/cjs/restructure/7-mergeRuleset.cjs
parent3336b2356ee6152d9c6ae59bd9b87ccbc0958407 (diff)
node: updatemain
Diffstat (limited to 'node_modules/csso/cjs/restructure/7-mergeRuleset.cjs')
-rw-r--r--node_modules/csso/cjs/restructure/7-mergeRuleset.cjs90
1 files changed, 0 insertions, 90 deletions
diff --git a/node_modules/csso/cjs/restructure/7-mergeRuleset.cjs b/node_modules/csso/cjs/restructure/7-mergeRuleset.cjs
deleted file mode 100644
index 797b9401..00000000
--- a/node_modules/csso/cjs/restructure/7-mergeRuleset.cjs
+++ /dev/null
@@ -1,90 +0,0 @@
-'use strict';
-
-const cssTree = require('css-tree');
-const utils = require('./utils.cjs');
-
-/*
- At this step all rules has single simple selector. We try to join by equal
- declaration blocks to first rule, e.g.
-
- .a { color: red }
- b { ... }
- .b { color: red }
- ->
- .a, .b { color: red }
- b { ... }
-*/
-
-function processRule(node, item, list) {
- const selectors = node.prelude.children;
- const declarations = node.block.children;
- const nodeCompareMarker = selectors.first.compareMarker;
- const skippedCompareMarkers = {};
-
- list.nextUntil(item.next, function(next, nextItem) {
- // skip non-ruleset node if safe
- if (next.type !== 'Rule') {
- return utils.unsafeToSkipNode.call(selectors, next);
- }
-
- if (node.pseudoSignature !== next.pseudoSignature) {
- return true;
- }
-
- const nextFirstSelector = next.prelude.children.head;
- const nextDeclarations = next.block.children;
- const nextCompareMarker = nextFirstSelector.data.compareMarker;
-
- // if next ruleset has same marked as one of skipped then stop joining
- if (nextCompareMarker in skippedCompareMarkers) {
- return true;
- }
-
- // try to join by selectors
- if (selectors.head === selectors.tail) {
- if (selectors.first.id === nextFirstSelector.data.id) {
- declarations.appendList(nextDeclarations);
- list.remove(nextItem);
- return;
- }
- }
-
- // try to join by properties
- if (utils.isEqualDeclarations(declarations, nextDeclarations)) {
- const nextStr = nextFirstSelector.data.id;
-
- selectors.some((data, item) => {
- const curStr = data.id;
-
- if (nextStr < curStr) {
- selectors.insert(nextFirstSelector, item);
- return true;
- }
-
- if (!item.next) {
- selectors.insert(nextFirstSelector);
- return true;
- }
- });
-
- list.remove(nextItem);
- return;
- }
-
- // go to next ruleset if current one can be skipped (has no equal specificity nor element selector)
- if (nextCompareMarker === nodeCompareMarker) {
- return true;
- }
-
- skippedCompareMarkers[nextCompareMarker] = true;
- });
-}
-
-function mergeRule(ast) {
- cssTree.walk(ast, {
- visit: 'Rule',
- enter: processRule
- });
-}
-
-module.exports = mergeRule;