Ignore CSS Custom Properties on prefix in value lookup

postcss · Oct 27, 2022 · 878d82c · 878d82c
1 parent a16e12f
commit 878d82c
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Showing 3 changed files with 11 additions and 1 deletion.
diff --git a/lib/declaration.js b/lib/declaration.js
@@ -33,7 +33,7 @@ class Declaration extends Prefixer {
         continue
       }
       if (value.includes(other)) {
-        return true
+        return value.replace(/var\([^)]+\)/, '').includes(other)
       }
     }
     return false

diff --git a/test/cases/user-select.css b/test/cases/user-select.css
@@ -9,3 +9,7 @@ b {
 .all {
   user-select: all;
 }
+
+.var {
+  user-select: var(--o-select);
+}
diff --git a/test/cases/user-select.out.css b/test/cases/user-select.out.css
@@ -14,3 +14,9 @@ b {
   -webkit-user-select: all;
           user-select: all;
 }
+
+.var {
+  -webkit-user-select: var(--o-select);
+      -ms-user-select: var(--o-select);
+          user-select: var(--o-select);
+}