Enhancement: Use friendsofphp/php-cs-fixer to enforce at least PSR-2

.circleci/config.yml

@@ -14,6 +14,9 @@ workflows:
 php-docker-template: &php-docker-template
  steps:
  - checkout
+ - run:
+ name: validate composer.json
+ command: composer validate
  - run:
  name: install current dependencies
  command: composer install --no-progress
@@ -67,8 +70,14 @@ jobs:
  sudo php /tmp/composer-setup.php --install-dir=/usr/local/bin --filename=composer
  - checkout
  - run:
- name: update dependencies # the dependencies in composer.lock don't work with 5.5
- command: composer update --no-progress
+ name: validate composer.json
+ command: composer validate
+ - run:
+ name: install current dependencies
+ command: composer install --no-progress
+ - run:
+ name: run php-cs-fixer
+ command: vendor/bin/php-cs-fixer fix --diff --dry-run --verbose
  - run:
  name: run tests
  command: vendor/bin/phpunit --log-junit ~/phpunit/junit.xml --coverage-text tests

.gitignore

@@ -2,6 +2,7 @@
 /doc/
 *.iml
 composer.phar
+.php_cs.cache
 .vagrant
 integration-tests/vendor
 composer.lock

.php_cs

@@ -0,0 +1,10 @@
+<?php
+
+$finder = PhpCsFixer\Finder::create()->in(__DIR__);
+
+return PhpCsFixer\Config::create()
+ ->setFinder($finder)
+ ->setUsingCache(true)
+ ->setRules([
+ '@PSR2' => true,
+ ]);

composer.json

@@ -19,6 +19,7 @@
  "psr/log": "^1.0"
  },
  "require-dev": {
+ "friendsofphp/php-cs-fixer": "~2.2.19",
  "guzzlehttp/guzzle": "^6.2.1",
  "kevinrob/guzzle-cache-middleware": "^1.4.1",
  "phpdocumentor/phpdocumentor": "^2.0",
@@ -43,5 +44,8 @@
  },
  "config": {
  "sort-packages": true
+ },
+ "scripts": {
+ "cs": "vendor/bin/php-cs-fixer fix --diff --verbose"
  }
 }