Replace php-cs-fixer with phpcs

And:

- Update to 5.6 as minimum supported PHP version
- Add composer scripts for CS checks, unit tests, and coverage uploading

Author: weierophinney

.travis.yml

@@ -24,15 +24,14 @@ env:
 matrix:
   fast_finish: true
   include:
-    - php: 5.5
-      env:
-        - EXECUTE_CS_CHECK=true
     - php: 5.6
       env:
-        - EXECUTE_TEST_COVERALLS=true
+        - TEST_COVERAGE=true
         - DEPLOY_DOCS="$(if [[ $TRAVIS_BRANCH == 'master' && $TRAVIS_PULL_REQUEST == 'false' ]]; then echo -n 'true' ; else echo -n 'false' ; fi)"
         - PATH="$HOME/.local/bin:$PATH"
     - php: 7
+      env:
+        - CS_CHECK=true
     - php: hhvm 
   allow_failures:
     - php: hhvm
@@ -42,21 +41,21 @@ notifications:
   email: false
 
 before_install:
-  - if [[ $EXECUTE_TEST_COVERALLS != 'true' ]]; then phpenv config-rm xdebug.ini || return 0 ; fi
+  - if [[ $TEST_COVERAGE != 'true' ]]; then phpenv config-rm xdebug.ini || return 0 ; fi
   - composer self-update
-  - if [[ $EXECUTE_TEST_COVERALLS == 'true' ]]; then composer require --dev --no-update satooshi/php-coveralls ; fi
+  - if [[ $TEST_COVERAGE == 'true' ]]; then composer require --dev --no-update satooshi/php-coveralls ; fi
 
 install:
   - travis_retry composer install --no-interaction --ignore-platform-reqs
 
 script:
-  - if [[ $EXECUTE_TEST_COVERALLS == 'true' ]]; then ./vendor/bin/phpunit --coverage-clover clover.xml ; fi
-  - if [[ $EXECUTE_TEST_COVERALLS != 'true' ]]; then ./vendor/bin/phpunit ; fi
-  - if [[ $EXECUTE_CS_CHECK == 'true' ]]; then ./vendor/bin/php-cs-fixer fix -v --diff --dry-run ; fi
+  - if [[ $TEST_COVERAGE == 'true' ]]; then composer test-coverage ; fi
+  - if [[ $TEST_COVERAGE != 'true' ]]; then composer test ; fi
+  - if [[ $CS_CHECK == 'true' ]]; then composer cs-check ; fi
   - if [[ $DEPLOY_DOCS == "true" && "$TRAVIS_TEST_RESULT" == "0" ]]; then wget -O theme-installer.sh "https://raw.githubusercontent.com/zendframework/zf-mkdoc-theme/master/theme-installer.sh" ; chmod 755 theme-installer.sh ; ./theme-installer.sh ; fi
 
 after_success:
   - if [[ $DEPLOY_DOCS == "true" ]]; then echo "Preparing to build and deploy documentation" ; ./zf-mkdoc-theme/deploy.sh ; echo "Completed deploying documentation" ; fi
 
 after_script:
-  - if [[ $EXECUTE_TEST_COVERALLS == 'true' ]]; then ./vendor/bin/coveralls ; fi
+  - if [[ $TEST_COVERAGE == 'true' ]]; then composer upload-coverage ; fi

composer.json

@@ -13,12 +13,12 @@
         }
     },
     "require": {
-        "php": "^5.5 || ^7.0"
+        "php": "^5.6 || ^7.0"
     },
     "require-dev": {
-        "fabpot/php-cs-fixer": "1.7.*",
+        "athletic/athletic": "~0.1",
         "phpunit/PHPUnit": "~4.0",
-        "athletic/athletic": "~0.1"
+        "squizlabs/php_codesniffer": "^2.6.2"
     },
     "extra": {
         "branch-alias": {
@@ -31,5 +31,12 @@
             "ZendTest\\Stdlib\\": "test/",
             "ZendBench\\Stdlib\\": "benchmark/"
         }
+    },
+    "scripts": {
+        "cs-check": "phpcs --colors",
+        "cs-fix": "phpcbf --colors",
+        "test": "phpunit --colors=always",
+        "test-coverage": "phpunit --colors=always --coverage-clover clover.xml",
+        "upload-coverage": "coveralls -v"
     }
 }

phpcs.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0"?>
+<ruleset name="Zend Framework coding standard">
+    <description>Zend Framework coding standard</description>
+
+    <!-- display progress -->
+    <arg value="p"/>
+    <arg name="colors"/>
+
+    <!-- inherit rules from: -->
+    <rule ref="PSR2"/>
+    <rule ref="Generic.Arrays.DisallowLongArraySyntax"/>
+    <rule ref="Generic.Formatting.SpaceAfterNot"/>
+    <rule ref="Squiz.WhiteSpace.OperatorSpacing">
+        <properties>
+            <property name="ignoreNewlines" value="true"/>
+        </properties>
+    </rule>
+    <rule ref="Squiz.WhiteSpace.SuperfluousWhitespace">
+        <properties>
+            <property name="ignoreBlankLines" value="false"/>
+        </properties>
+    </rule>
+
+    <!-- Paths to check -->
+    <file>src</file>
+    <file>test</file>
+</ruleset>