Run PHPCS with PSR2

Author: bcrowe

.travis.yml

@@ -1,5 +1,10 @@
 language: php
 
+env:
+  global:
+    - PHPCS=0
+
+
 php:
   - 5.4
   - 5.5
@@ -15,13 +20,16 @@ matrix:
   include:
     - php: 5.4
       env: 'COMPOSER_FLAGS="--prefer-stable --prefer-lowest"'
+    - php: 5.6
+      env: PHPCS=1
 
 before_script:
   - travis_retry composer self-update
   - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-source
 
 script:
   - phpunit --coverage-text --coverage-clover=coverage.clover
+  - sh -c "if [ '$PHPCS' = '1' ]; then vendor/bin/phpcs -p --extensions=php --standard=psr2 ./src ./tests; fi"
 
 after_script:
   - if [[ $TRAVIS_PHP_VERSION != 'hhvm' && $TRAVIS_PHP_VERSION != '7.0' ]]; then php vendor/bin/ocular code-coverage:upload --format=php-clover coverage.clover; fi

composer.json

@@ -21,7 +21,8 @@
     },
     "require-dev": {
         "phpunit/phpunit" : "4.*",
-        "scrutinizer/ocular": "~1.1"
+        "scrutinizer/ocular": "~1.1",
+        "squizlabs/php_codesniffer": "2.3.*"
     },
     "autoload": {
         "psr-4": {