Optimize whitespace-only class detection

Dunqing · Dunqing · commit b3e9798c11c7 · 2025-12-24T16:24:20.000+08:00
diff --git a/src/sorting.ts b/src/sorting.ts
@@ -48,7 +48,7 @@ export function sortClasses(
 
   // This class list is purely whitespace
   // Collapse it to a single space if the option is enabled
-  if (/^[\t\r\f\n ]+$/.test(classStr) && collapseWhitespace) {
+  if (collapseWhitespace && /^[\t\r\f\n ]+$/.test(classStr)) {
     return ' '
   }
 

Original file line number	Diff line number	Diff line change
`@@ -48,7 +48,7 @@ export function sortClasses(`
`48`	`48`
`49`	`49`	`// This class list is purely whitespace`
`50`	`50`	`// Collapse it to a single space if the option is enabled`
`51`		`- if (/^[\t\r\f\n ]+$/.test(classStr) && collapseWhitespace) {`
	`51`	`+ if (collapseWhitespace && /^[\t\r\f\n ]+$/.test(classStr)) {`
`52`	`52`	`return ' '`
`53`	`53`	`}`
`54`	`54`