An attempt at re-scoping PHPStan

Makefile

@@ -14,8 +14,9 @@ help: ## Displays list of available targets with their descriptions
 
 
 .PHONY: build
-build: tests ## Runs tests and creates the phar-binary
-	$(BOX_BIN) compile
+build: ## Creates the phar-binary
+	$(PHP_BIN) build/repack-phpstan.php
+	$(BOX_BIN) compile --no-parallel
 
 .PHONY: composer-install
 composer-install: ## Installs dependencies

build/repack-phpstan.php

@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+require_once __DIR__.'/../vendor/autoload.php';
+
+$datePrefix = (new DateTimeImmutable('now'))->format('Ym');
+$prefix = 'DEPTRAC_'.$datePrefix;
+
+// Path to the PHPStan PHAR
+$phpstanPharPath = __DIR__.'/../vendor/phpstan/phpstan/phpstan.phar';
+
+// Temporary directory for extraction and scoped files
+$tempDir = __DIR__.'/deptrac-build/phpstan';
+
+// Extract the PHAR
+$phar = new Phar($phpstanPharPath);
+$phar->extractTo($tempDir, null, true);
+
+// Apply scoping to the extracted files
+applyScoping($tempDir, $prefix);
+
+// Repackage the scoped files into a new PHAR
+repackagePhar($tempDir, $phpstanPharPath);
+
+// Clean up the temporary directory
+cleanup($tempDir);
+
+echo "Scoped PHPStan PHAR created successfully!\n";
+
+// Function to apply scoping
+function applyScoping(string $directory, string $prefix): void
+{
+    $finder = new Symfony\Component\Finder\Finder();
+    $finder->files()->in($directory);
+
+    foreach ($finder as $file) {
+        $contents = file_get_contents($file->getRealPath());
+        $scopedContents = preg_replace('/^namespace\s+(.+?);/m', 'namespace '.$prefix.'$1;', $contents);
+        file_put_contents($file->getRealPath(), $scopedContents);
+    }
+}
+
+// Function to repackage PHAR
+function repackagePhar(string $directory, string $outputPhar): void
+{
+    $phar = new Phar($outputPhar);
+    $phar->buildFromDirectory($directory);
+    $phar->setStub($phar->createDefaultStub('bootstrap.php'));
+}
+
+// Function to clean up temporary directory
+function cleanup(string $directory): void
+{
+    $files = new RecursiveIteratorIterator(
+        new RecursiveDirectoryIterator($directory, RecursiveDirectoryIterator::SKIP_DOTS),
+        RecursiveIteratorIterator::CHILD_FIRST
+    );
+
+    foreach ($files as $file) {
+        if ($file->isDir()) {
+            rmdir($file->getRealPath());
+        } else {
+            unlink($file->getRealPath());
+        }
+    }
+
+    rmdir($directory);
+}