Fix hue-degree-notation performance (#7012)

Co-authored-by: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>
stylelint · Jun 30, 2023 · ef7e77e · ef7e77e
1 parent 3ec4821
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diff --git a/.changeset/empty-starfishes-leave.md b/.changeset/empty-starfishes-leave.md
@@ -0,0 +1,5 @@
+---
+"stylelint": patch
+---
+
+Fixed: `hue-degree-notation` performance
diff --git a/lib/rules/hue-degree-notation/index.js b/lib/rules/hue-degree-notation/index.js
@@ -24,6 +24,7 @@ const meta = {
 const HUE_FIRST_ARG_FUNCS = ['hsl', 'hsla', 'hwb'];
 const HUE_THIRD_ARG_FUNCS = ['lch'];
 const HUE_FUNCS = new Set([...HUE_FIRST_ARG_FUNCS, ...HUE_THIRD_ARG_FUNCS]);
+const HAS_HUE_COLOR_FUNC = new RegExp(`\\b(?:${[...HUE_FUNCS].join('|')})\\(`, 'i');
 
 /** @type {import('stylelint').Rule} */
 const rule = (primary, _secondaryOptions, context) => {
@@ -36,6 +37,8 @@ const rule = (primary, _secondaryOptions, context) => {
 		if (!validOptions) return;
 
 		root.walkDecls((decl) => {
+			if (!HAS_HUE_COLOR_FUNC.test(decl.value)) return;
+
 			let needsFix = false;
 			const parsedValue = valueParser(getDeclarationValue(decl));