fix(core): trim input to reduce loop number

unocss · Sep 28, 2022 · 9b2dc77 · 9b2dc77
1 parent 2d2c631
commit 9b2dc77
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/packages/core/src/generator/index.ts b/packages/core/src/generator/index.ts
@@ -534,7 +534,7 @@ export class UnoGenerator {
 
     // expand nested shortcuts
     if (isString(result))
-      result = expandVariantGroup(result).split(/\s+/g)
+      result = expandVariantGroup(result.trim()).split(/\s+/g)
 
     // expand nested shortcuts with variants
     if (!result) {

diff --git a/test/variant-group.test.ts b/test/variant-group.test.ts
@@ -36,4 +36,15 @@ describe('variant-group', () => {
   test('square bracket case2', async () => {
     expect(expandVariantGroup('[&]:(a-b c-d)')).toEqual('[&]:a-b [&]:c-d')
   })
+
+  test('expand with space', async () => {
+    const shortcut = '  a:(b:(c-d d-c)) '
+    expect(expandVariantGroup(shortcut)).toEqual('  a:b:c-d a:b:d-c ')
+    expect(expandVariantGroup(shortcut.trim()).split(/\s+/g)).toMatchInlineSnapshot(`
+      [
+        "a:b:c-d",
+        "a:b:d-c",
+      ]
+    `)
+  })
 })