Add code standards and testing tools with cleanup.

.editorconfig

@@ -1,12 +1,27 @@
+# EditorConfig helps developers define and maintain consistent
+# coding styles between different editors and IDEs
 # editorconfig.org
 root = true
 
 [*]
-charset = utf-8
-indent_size = 2
+# Change these settings to your own preference
 indent_style = space
-trim_trailing_whitespace = true
+indent_size = 2
+max_line_length = 80
 
+# We recommend you to keep these unchanged
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
 
 [*.{md,markdown}]
 trim_trailing_whitespace = false
+
+[*.php]
+indent_style = space
+indent_size = 4
+
+[composer.json]
+indent_style = space
+indent_size = 4

.gitignore

@@ -2,3 +2,13 @@ node_modules
 vendor
 dist
 src/shared-config*
+
+###> friendsofphp/php-cs-fixer ###
+/.php-cs-fixer.php
+/.php-cs-fixer.cache
+###< friendsofphp/php-cs-fixer ###
+
+###> phpunit/phpunit ###
+/phpunit.xml
+.phpunit.result.cache
+###< phpunit/phpunit ###

.php-cs-fixer.dist.php

@@ -0,0 +1,12 @@
+<?php
+
+$finder = (new PhpCsFixer\Finder())
+    ->in(__DIR__)
+    ->exclude('var');
+
+return (new PhpCsFixer\Config())
+    ->setRules([
+        '@PhpCsFixer' => true,
+    ])
+    ->setFinder($finder)
+    ->setCacheFile(__DIR__.'/.php-cs-fixer.cache');

__tests__/twig-extensions/alter-twig.php

@@ -1,10 +1,11 @@
 <?php
 
-// declare(strict_types=1);
+declare(strict_types=1);
 
 use Twig\Environment;
 use Twig\TwigFunction;
 
-function addCustomExtension(Environment &$twigEnvironment, $config): void {
-  $twigEnvironment->addFunction(new TwigFunction('customTwigFunctionThatSaysWorld', static fn(): string => 'Custom World'));
+function addCustomExtension(Environment &$twigEnvironment, $config): void
+{
+    $twigEnvironment->addFunction(new TwigFunction('customTwigFunctionThatSaysWorld', static fn (): string => 'Custom World'));
 }

composer.json

@@ -1,15 +1,31 @@
 {
-  "name": "basaltinc/twig-renderer",
-  "description": "Render templates using Twig PHP, via this Node JS renderer.",
-  "license": "MIT",
-  "autoload": {
-    "psr-4": {
-      "BasaltInc\\TwigRenderer\\": "dist/"
-    }
-  },
-  "require": {
-    "ext-json": "*",
-    "twig/twig": "^2.12",
-    "react/http": "^0.8.3"
-  }
+    "name": "basaltinc/twig-renderer",
+    "description": "Render templates using Twig PHP, via this Node JS renderer.",
+    "license": "MIT",
+    "autoload": {
+        "psr-4": {
+            "BasaltInc\\TwigRenderer\\": "dist/"
+        }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "BasaltInc\\TwigRenderer\\Tests\\": "tests/"
+        }
+    },
+    "config": {
+        "platfrom": {
+            "php": "8.2"
+        }
+    },
+    "require": {
+        "php": ">=8.1",
+        "ext-json": "*",
+        "react/http": "^0.8.3",
+        "twig/twig": "^2.12"
+    },
+    "require-dev": {
+        "friendsofphp/php-cs-fixer": "^3.38.0",
+        "phpunit/phpunit": "^10.4.2"
+    },
+    "sort-packages": true
 }