first_key fix

jmikola · jmikola · commit b25224e9d032 · 2023-05-25T22:37:16.000+08:00
diff --git a/src/functions.php b/src/functions.php
@@ -228,7 +228,7 @@ function is_first_key_operator($document): bool
         return false;
     }
 
-    return '$' === $firstKey[0] ?? null;
+    return '$' === ($firstKey[0] ?? null);
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -228,7 +228,7 @@ function is_first_key_operator($document): bool`
`228`	`228`	`return false;`
`229`	`229`	`}`
`230`	`230`
`231`		`- return '$' === $firstKey[0] ?? null;`
	`231`	`+ return '$' === ($firstKey[0] ?? null);`
`232`	`232`	`}`
`233`	`233`
`234`	`234`	`/**`