Add php-cs-fixer as composer script and make initial fix-style run

* Add php-cs-fixer as composer script
* Make initial fix-style run
* Fix indentation on all files
* Add editorconfig file

.editorconfig

@@ -0,0 +1,16 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.yml]
+indent_style = space
+indent_size = 2

CONTRIBUTING.md

@@ -50,14 +50,15 @@ Follow the instructions at [xdebug.org](http://xdebug.org/wizard.php)
 
 - Provide documentation for any newly added code.
 - Provide tests for any newly added code.
-- Follow [PSR-1](http://www.php-fig.org/psr/psr-1/)
+- Follow [PSR-2](http://www.php-fig.org/psr/psr-2/) (_will be auto-enforced by php-cs-fixer in a later step_)
 
 1. Create a new branch named after the issue you’ll be fixing (include the issue number as the branch name, example: Issue in GH is #8 then the branch name should be ISSUE-8)
-2. Write corresponding tests and code (only what is needed to satisfy the issue and tests please)
+1. Write corresponding tests and code (only what is needed to satisfy the issue and tests please)
     * Include your tests in the 'test' directory in an appropriate test file
     * Write code to satisfy the tests
-3. Ensure automated tests pass
-4. Send a pull request and bug the maintainer until it gets merged and published. :) Make sure to add yourself to [AUTHORS](https://github.com/SparkPost/php-sparkpost/blob/master/AUTHORS.md).
+1. Ensure automated tests pass
+1. Run `composer run-script fix-style` to enforce PSR-2 style
+1. Send a pull request and bug the maintainer until it gets merged and published. :) Make sure to add yourself to [AUTHORS](https://github.com/SparkPost/php-sparkpost/blob/master/AUTHORS.md).
 
 
 ### Testing

composer.json

@@ -1,33 +1,35 @@
 {
-    "name": "sparkpost/php-sparkpost",
-    "description": "Client library for interfacing with the SparkPost API.",
-    "license": "Apache 2.0",
-    "authors": [
-      {
-        "name": "SparkPost"
-      }
-    ],
-    "minimum-stability": "stable",
-    "scripts": {
-      "post-install-cmd": "if [ ! -f 'examples/example-config.json' ]; then echo '{\n\t\"api-key\":\"Your API Key\"\n}' >> examples/example-config.json; fi",
-      "post-update-cmd": "if [ ! -f 'examples/example-config.json' ]; then echo '{\n\t\"api-key\":\"Your API Key\"\n}' >> examples/example-config.json; fi",
-      "test": "phpunit ./test/unit/"
-    },
-    "require": {
-      "php": ">=5.5.0",
-      "egeloen/http-adapter": "*"
-    },
-    "require-dev": {
-      "phpunit/phpunit": "4.3.*",
-      "guzzlehttp/guzzle": "6.*",
-      "mockery/mockery": "^0.9.4",
-      "satooshi/php-coveralls": "dev-master"
-    },
-    "autoload": {
-      "psr-4": {
-        "SparkPost\\": "lib/SparkPost/",
-        "SparkPost\\SendGridCompatibility\\": "lib/SendGridCompatibility/",
-        "SparkPost\\Test\\TestUtils\\": "test/unit/TestUtils/"
-      }
+  "name": "sparkpost/php-sparkpost",
+  "description": "Client library for interfacing with the SparkPost API.",
+  "license": "Apache 2.0",
+  "authors": [
+    {
+      "name": "SparkPost"
     }
+  ],
+  "minimum-stability": "stable",
+  "scripts": {
+    "post-install-cmd": "if [ ! -f 'examples/example-config.json' ]; then echo '{\n\t\"api-key\":\"Your API Key\"\n}' >> examples/example-config.json; fi",
+    "post-update-cmd": "if [ ! -f 'examples/example-config.json' ]; then echo '{\n\t\"api-key\":\"Your API Key\"\n}' >> examples/example-config.json; fi",
+    "test": "phpunit ./test/unit/",
+    "fix-style": "php-cs-fixer fix ."
+  },
+  "require": {
+    "php": ">=5.5.0",
+    "egeloen/http-adapter": "*"
+  },
+  "require-dev": {
+    "phpunit/phpunit": "4.3.*",
+    "guzzlehttp/guzzle": "6.*",
+    "mockery/mockery": "^0.9.4",
+    "satooshi/php-coveralls": "dev-master",
+    "fabpot/php-cs-fixer": "^1.11"
+  },
+  "autoload": {
+    "psr-4": {
+      "SparkPost\\": "lib/SparkPost/",
+      "SparkPost\\SendGridCompatibility\\": "lib/SendGridCompatibility/",
+      "SparkPost\\Test\\TestUtils\\": "test/unit/TestUtils/"
+    }
+  }
 }