Fix isolated finder (#372)

Author: theofidry

Makefile

@@ -368,7 +368,7 @@ e2e_030: $(PHPSCOPER) fixtures/set030/vendor
 .PHONY: e2e_031
 e2e_031: ## Run end-to-end tests for the fixture set 031 — unloaded extension symbol
 e2e_031: $(PHPSCOPER)
-	php bin/php-scoper add-prefix \
+	php $(PHPSCOPER) add-prefix \
 		--working-dir=fixtures/set031-extension-symbol \
 		--output-dir=../../build/set031-extension-symbol \
 		--force \
@@ -380,7 +380,7 @@ e2e_031: $(PHPSCOPER)
 .PHONY: e2e_032
 e2e_032: ## Run end-to-end tests for the fixture set 032 — isolated finder
 e2e_032: $(PHPSCOPER)
-	php bin/php-scoper add-prefix \
+	php $(PHPSCOPER) add-prefix \
 		--working-dir=fixtures/set032-isolated-finder \
 		--output-dir=../../build/set032-isolated-finder \
 		--force \

scoper.inc.php

@@ -96,5 +96,16 @@ static function (string $filePath, string $prefix, string $contents): string {
                 substr($originalContents, $classPosition)
             );
         },
+        static function (string $filePath, string $prefix, string $contents): string {
+            if ('bin/php-scoper' !== $filePath) {
+                return $contents;
+            }
+
+            return str_replace(
+                '\\'.$prefix.'\Isolated\Symfony\Component\Finder\Finder::class',
+                '\Isolated\Symfony\Component\Finder\Finder::class',
+                $contents
+            );
+        },
     ],
 ];