Support highlighting of variable ending with a period (#19)

Author: ruudk

src/TicketSwapErrorFormatter.php

@@ -224,7 +224,7 @@ public static function highlight(string $message, ?string $tip, ?string $identif
 
         // Variable
         $message = (string) preg_replace(
-            "/(?<=[:]{2}|[\s\"\(])([.]{3})?(\\$[A-Za-z0-9_\\-]+)(?=[\s|\"|\)]|$)/",
+            "/(?<=[:]{2}|[\s\"\(])([.]{3})?(\\$[A-Za-z0-9_\\-]+)(?=[\.|\s|\"|\)]|$)/",
             '<fg=green>$1$2</>',
             $message,
         );

tests/TicketSwapErrorFormatterTest.php

@@ -182,6 +182,13 @@ public static function provideHighlight() : iterable
             null,
             true
         ];
+        yield [
+            "Parameter #1 <fg=green>\$currentWorkingDirectory</>.",
+            'Parameter #1 $currentWorkingDirectory.',
+            null,
+            null,
+            true
+        ];
         yield [
             'Parameter #1 $currentWorkingDirectory of method Application\AnalyzeCommand: getFinder() expects string, string|false given.',
             'Parameter #1 $currentWorkingDirectory of method Application\AnalyzeCommand: getFinder() expects string, string|false given.',