PLUG-130: Configure automatic code formatting (#31)

Co-authored-by: Alexandru Lighezan <[email protected]>

.gitignore

@@ -4,3 +4,4 @@
 .DS_Store
 docker
 .vscode
+.php-cs-fixer.cache

.php-cs-fixer.php

@@ -0,0 +1,56 @@
+<?php
+
+use PhpCsFixer\Config;
+use PhpCsFixer\Finder;
+
+$finder = Finder::create()
+    ->in(__DIR__)
+    ->exclude(['.github', '.vscode', 'docker', 'vendor'])
+    ->ignoreDotFiles(false);
+
+$rules = [
+    '@PSR1' => true,
+    '@PSR2' => true,
+    '@PSR12' => true,
+    'ordered_imports' => [
+        'sort_algorithm' => 'alpha',
+        'imports_order' => [
+            'class',
+            'function',
+            'const'
+        ]
+    ],
+    'single_line_empty_body' => true,
+    'array_indentation' => true,
+    'array_syntax' => ['syntax' => 'short'],
+    'no_whitespace_in_blank_line' => true,
+    'whitespace_after_comma_in_array' => [
+        'ensure_single_space' => true
+    ],
+    'no_multiline_whitespace_around_double_arrow' => true,
+    'no_trailing_comma_in_singleline_array' => true,
+    'normalize_index_brace' => true,
+    'trim_array_spaces' => true,
+    'single_class_element_per_statement' => [
+        'elements' => [
+            'const',
+            'property'
+        ]
+    ],
+    'visibility_required' => [
+        'elements' => [
+            'property',
+            'method',
+            'const'
+        ]
+    ],
+    'align_multiline_comment' => true
+];
+
+$config = new Config();
+$config->setFinder($finder);
+$config->setRules($rules);
+$config->setIndent('    ');
+$config->setLineEnding("\n");
+
+return $config;

composer.json

@@ -17,6 +17,7 @@
     },
     "require-dev": {
         "phpstan/phpstan": "*",
+        "friendsofphp/php-cs-fixer": "^3.64",
         "bitexpert/phpstan-magento": "*"
     },
     "autoload": {