DX: new config filename

.gitignore

@@ -1,4 +1,4 @@
-/.php_cs
+/.php-cs-fixer.php
 /.phpunit.result.cache
 /box.json
 /composer.lock

.php-cs-fixer.dist.php

@@ -0,0 +1,63 @@
+<?php
+
+/*
+ * This file is part of PHP CS Fixer.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+$header = <<<'EOF'
+This file is part of PHP CS Fixer.
+
+(c) Fabien Potencier <fabien@symfony.com>
+    Dariusz Rumiński <dariusz.ruminski@gmail.com>
+
+This source file is subject to the MIT license that is bundled
+with this source code in the file LICENSE.
+EOF;
+
+$finder = PhpCsFixer\Finder::create()
+    ->exclude('tests/Fixtures')
+    ->in(__DIR__)
+    ->append([
+        __DIR__.'/dev-tools/doc.php',
+        __DIR__.'/php-cs-fixer',
+    ])
+;
+
+$config = new PhpCsFixer\Config();
+$config
+    ->setRiskyAllowed(true)
+    ->setRules([
+        '@PHP56Migration' => true,
+        '@PHPUnit75Migration:risky' => true,
+        '@PhpCsFixer' => true,
+        '@PhpCsFixer:risky' => true,
+        'header_comment' => ['header' => $header],
+        'list_syntax' => ['syntax' => 'long'],
+    ])
+    ->setFinder($finder)
+;
+
+// special handling of fabbot.io service if it's using too old PHP CS Fixer version
+if (false !== getenv('FABBOT_IO')) {
+    try {
+        PhpCsFixer\FixerFactory::create()
+            ->registerBuiltInFixers()
+            ->registerCustomFixers($config->getCustomFixers())
+            ->useRuleSet(new PhpCsFixer\RuleSet($config->getRules()))
+        ;
+    } catch (PhpCsFixer\ConfigurationException\InvalidConfigurationException $e) {
+        $config->setRules([]);
+    } catch (UnexpectedValueException $e) {
+        $config->setRules([]);
+    } catch (InvalidArgumentException $e) {
+        $config->setRules([]);
+    }
+}
+
+return $config;

.php_cs.dist

@@ -1,5 +1,17 @@
 <?php
 
+/*
+ * This file is part of PHP CS Fixer.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+// HARD copy of .php-cs-fixer.dist.php file for fabbot.io compatibility for PHP CS Fixer v2
+
 $header = <<<'EOF'
 This file is part of PHP CS Fixer.
 
@@ -39,7 +51,8 @@ if (false !== getenv('FABBOT_IO')) {
         PhpCsFixer\FixerFactory::create()
             ->registerBuiltInFixers()
             ->registerCustomFixers($config->getCustomFixers())
-            ->useRuleSet(new PhpCsFixer\RuleSet($config->getRules()));
+            ->useRuleSet(new PhpCsFixer\RuleSet($config->getRules()))
+        ;
     } catch (PhpCsFixer\ConfigurationException\InvalidConfigurationException $e) {
         $config->setRules([]);
     } catch (UnexpectedValueException $e) {

ci-integration.sh

@@ -4,5 +4,5 @@ set -eu
 IFS='
 '
 CHANGED_FILES=$(git diff --name-only --diff-filter=ACMRTUXB "${COMMIT_RANGE}")
-if ! echo "${CHANGED_FILES}" | grep -qE "^(\\.php_cs(\\.dist)?|composer\\.lock)$"; then EXTRA_ARGS=$(printf -- '--path-mode=intersection\n--\n%s' "${CHANGED_FILES}"); else EXTRA_ARGS=''; fi
-vendor/bin/php-cs-fixer fix --config=.php_cs.dist -v --dry-run --stop-on-violation --using-cache=no ${EXTRA_ARGS}
+if ! echo "${CHANGED_FILES}" | grep -qE "^(\\.php-cs-fixer(\\.dist)?\\.php|composer\\.lock)$"; then EXTRA_ARGS=$(printf -- '--path-mode=intersection\n--\n%s' "${CHANGED_FILES}"); else EXTRA_ARGS=''; fi
+vendor/bin/php-cs-fixer fix --config=.php-cs-fixer.dist.php -v --dry-run --stop-on-violation --using-cache=no ${EXTRA_ARGS}

doc/config.rst

@@ -3,14 +3,14 @@ Config file
 ===========
 
 Instead of using command line options to customize rules and rule sets, you can save the
-project configuration in a ``.php_cs.dist`` file in the root directory of your project.
+project configuration in a ``.php-cs-fixer.dist.php`` file in the root directory of your project.
 The file must return an instance of `PhpCsFixer\\ConfigInterface <../src/ConfigInterface.php>`_
 which lets you configure the rules, the files and directories that
-need to be analyzed. You may also create ``.php_cs`` file, which is
+need to be analyzed. You may also create ``.php-cs-fixer.php`` file, which is
 the local configuration that will be used instead of the project configuration. It
 is a good practice to add that file into your ``.gitignore`` file.
 With the ``--config`` option you can specify the path to the
-``.php_cs`` file.
+``.php-cs-fixer.php`` file.
 
 The example below will add two rules to the default list of PSR2 set rules:
 

doc/usage.rst

@@ -179,8 +179,8 @@ Then, add the following command to your CI:
     $ IFS='
     $ '
     $ CHANGED_FILES=$(git diff --name-only --diff-filter=ACMRTUXB "${COMMIT_RANGE}")
-    $ if ! echo "${CHANGED_FILES}" | grep -qE "^(\\.php_cs(\\.dist)?|composer\\.lock)$"; then EXTRA_ARGS=$(printf -- '--path-mode=intersection\n--\n%s' "${CHANGED_FILES}"); else EXTRA_ARGS=''; fi
-    $ vendor/bin/php-cs-fixer fix --config=.php_cs.dist -v --dry-run --stop-on-violation --using-cache=no ${EXTRA_ARGS}
+    $ if ! echo "${CHANGED_FILES}" | grep -qE "^(\\.php-cs-fixer(\\.dist)?\\.php|composer\\.lock)$"; then EXTRA_ARGS=$(printf -- '--path-mode=intersection\n--\n%s' "${CHANGED_FILES}"); else EXTRA_ARGS=''; fi
+    $ vendor/bin/php-cs-fixer fix --config=.php-cs-fixer.dist.php -v --dry-run --stop-on-violation --using-cache=no ${EXTRA_ARGS}
 
 Where ``$COMMIT_RANGE`` is your range of commits, e.g. ``$TRAVIS_COMMIT_RANGE`` or ``HEAD~..HEAD``.
 

src/Console/Command/FixCommand.php

@@ -100,7 +100,7 @@ final class FixCommand extends Command
                     new InputArgument('path', InputArgument::IS_ARRAY, 'The path.'),
                     new InputOption('path-mode', '', InputOption::VALUE_REQUIRED, 'Specify path mode (can be override or intersection).', 'override'),
                     new InputOption('allow-risky', '', InputOption::VALUE_REQUIRED, 'Are risky fixers allowed (can be yes or no).'),
-                    new InputOption('config', '', InputOption::VALUE_REQUIRED, 'The path to a .php_cs file.'),
+                    new InputOption('config', '', InputOption::VALUE_REQUIRED, 'The path to a .php-cs-fixer.php file.'),
                     new InputOption('dry-run', '', InputOption::VALUE_NONE, 'Only shows which files would have been modified.'),
                     new InputOption('rules', '', InputOption::VALUE_REQUIRED, 'The rules.'),
                     new InputOption('using-cache', '', InputOption::VALUE_REQUIRED, 'Does cache should be used (can be yes or no).'),

src/Console/Command/HelpCommand.php

@@ -167,14 +167,14 @@ Config file
 -----------
 
 Instead of using command line options to customize the rule, you can save the
-project configuration in a <comment>.php_cs.dist</comment> file in the root directory of your project.
+project configuration in a <comment>.php-cs-fixer.dist.php</comment> file in the root directory of your project.
 The file must return an instance of `PhpCsFixer\ConfigInterface` (<url>%%%CONFIG_INTERFACE_URL%%%</url>)
 which lets you configure the rules, the files and directories that
-need to be analyzed. You may also create <comment>.php_cs</comment> file, which is
+need to be analyzed. You may also create <comment>.php-cs-fixer.php</comment> file, which is
 the local configuration that will be used instead of the project configuration. It
 is a good practice to add that file into your <comment>.gitignore</comment> file.
 With the <comment>--config</comment> option you can specify the path to the
-<comment>.php_cs</comment> file.
+<comment>.php-cs-fixer.php</comment> file.
 
 The example below will add two rules to the default list of PSR2 set rules:
 

src/Console/ConfigurationResolver.php

@@ -227,6 +227,17 @@ final class ConfigurationResolver
                     continue;
                 }
 
+                $configFileBasename = basename($configFile);
+                $deprecatedConfigs = [
+                    '.php_cs' => '.php-cs-fixer.php',
+                    '.php_cs.dist' => '.php-cs-fixer.dist.php',
+                ];
+
+                if (isset($deprecatedConfigs[$configFileBasename])) {
+                    $message = "Configuration file `{$configFileBasename}` is deprecated, rename to `{$deprecatedConfigs[$configFileBasename]}`.";
+                    Utils::triggerDeprecation($message, InvalidConfigurationException::class);
+                }
+
                 $config = self::separatedContextLessInclude($configFile);
 
                 // verify that the config has an instance of Config
@@ -605,13 +616,17 @@ final class ConfigurationResolver
         }
 
         $candidates = [
-            $configDir.\DIRECTORY_SEPARATOR.'.php_cs',
-            $configDir.\DIRECTORY_SEPARATOR.'.php_cs.dist',
+            $configDir.\DIRECTORY_SEPARATOR.'.php-cs-fixer.php',
+            $configDir.\DIRECTORY_SEPARATOR.'.php-cs-fixer.dist.php',
+            $configDir.\DIRECTORY_SEPARATOR.'.php_cs', // old v2 config, present here only to throw nice error message later
+            $configDir.\DIRECTORY_SEPARATOR.'.php_cs.dist', // old v2 config, present here only to throw nice error message later
         ];
 
         if ($configDir !== $this->cwd) {
-            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php_cs';
-            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php_cs.dist';
+            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php-cs-fixer.php';
+            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php-cs-fixer.dist.php';
+            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php_cs'; // old v2 config, present here only to throw nice error message later
+            $candidates[] = $this->cwd.\DIRECTORY_SEPARATOR.'.php_cs.dist'; // old v2 config, present here only to throw nice error message later
         }
 
         return $candidates;

tests/AutoReview/ProjectFixerConfigurationTest.php

@@ -51,7 +51,7 @@ final class ProjectFixerConfigurationTest extends TestCase
     {
         $rules = $rulesSorted = array_keys($this->loadConfig()->getRules());
         sort($rulesSorted);
-        static::assertSame($rulesSorted, $rules, 'Please sort the "rules" in `.php_cs.dist` of this project.');
+        static::assertSame($rulesSorted, $rules, 'Please sort the "rules" in `.php-cs-fixer.dist.php` of this project.');
     }
 
     /**
@@ -59,6 +59,6 @@ final class ProjectFixerConfigurationTest extends TestCase
      */
     private function loadConfig()
     {
-        return require __DIR__.'/../../.php_cs.dist';
+        return require __DIR__.'/../../.php-cs-fixer.dist.php';
     }
 }