[FEATURE] Add option to run process command in dry-run mode

Author: sabbelasichon

fractor/src/Application/FractorRunner.php

@@ -46,12 +46,10 @@ public function run(Output $output, bool $dryRun = false): void
         }
 
 
-        foreach ($this->fileCollector->getFiles() as $file) {
-            if ($dryRun) {
-                continue;
+        if (!$dryRun) {
+            foreach ($this->fileCollector->getFiles() as $file) {
+                $this->filePrinter->printFile($file);
             }
-
-            $this->filePrinter->printFile($file);
         }
 
         $output->progressFinish();

fractor/src/Configuration/Option.php

@@ -6,6 +6,21 @@
 
 final class Option
 {
+    /**
+     * @var string
+     */
     public const PATHS = 'paths';
+    /**
+     * @var string
+     */
     public const SKIP = 'skip';
+    /**
+     * @var string
+     */
+    public const DRY_RUN = 'dry-run';
+
+    /**
+     * @var string
+     */
+    public const DRY_RUN_SHORT = 'n';
 }

fractor/src/Console/Command/ProcessCommand.php

@@ -3,6 +3,7 @@
 namespace a9f\Fractor\Console\Command;
 
 use a9f\Fractor\Application\FractorRunner;
+use a9f\Fractor\Configuration\Option;
 use a9f\Fractor\Console\Output\SymfonyConsoleOutput;
 use Symfony\Component\Console\Attribute\AsCommand;
 use Symfony\Component\Console\Command\Command;
@@ -26,11 +27,20 @@ protected function configure(): void
             InputOption::VALUE_REQUIRED,
             'The configuration file to use. Default: fractor.php in the current directory.'
         );
+
+        $this->addOption(
+            Option::DRY_RUN,
+            Option::DRY_RUN_SHORT,
+            InputOption::VALUE_NONE,
+            'Only see the diff of changes, do not save them to files.'
+        );
     }
 
     protected function execute(InputInterface $input, OutputInterface $output): int
     {
-        $this->runner->run(new SymfonyConsoleOutput($output));
+        $isDryRun = (bool) $input->getOption(Option::DRY_RUN);
+
+        $this->runner->run(new SymfonyConsoleOutput($output), $isDryRun);
 
         return Command::SUCCESS;
     }