fix(normalizer): expr maybe lowercased

adhocore · Oct 20, 2021 · e6c11df · e6c11df
1 parent 34250c8
commit e6c11df
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/Normalizer.php b/src/Normalizer.php
@@ -68,8 +68,8 @@ public function normalizeExpr(string $expr): string
     {
         $expr = \trim($expr);
 
-        if (isset(static::$expressions[$expr])) {
-            return static::$expressions[$expr];
+        if (isset(static::$expressions[$exp = \strtolower($expr)])) {
+            return static::$expressions[$exp];
         }
 
         $expr  = \preg_replace('~\s+~', ' ', $expr);