Detect FQCN with leading slash (#23)

Author: ruudk

src/TicketSwapErrorFormatter.php

@@ -210,7 +210,7 @@ public static function highlight(string $message, ?string $tip, ?string $identif
 
         // Full Qualified Class Names
         $message = (string) preg_replace(
-            "/([A-Z0-9]{1}[A-Za-z0-9_\-]+[\\\]+[A-Z0-9]{1}[A-Za-z0-9_\-\\\]+)/",
+            "/([\\\]?[A-Z0-9]{1}[A-Za-z0-9_\-]+[\\\]+[A-Z0-9]{1}[A-Za-z0-9_\-\\\]+)/",
             '<fg=yellow>$1</>',
             $message,
         );

tests/TicketSwapErrorFormatterTest.php

@@ -210,6 +210,13 @@ public static function provideHighlight() : iterable
             null,
             true
         ];
+        yield [
+            "Array has 3 duplicate keys with value '<fg=yellow>App\Activity</>' (<fg=yellow>\App\Activity</>::class).",
+            "Array has 3 duplicate keys with value 'App\Activity' (\App\Activity::class).",
+            null,
+            null,
+            true
+        ];
     }
 
     /**