Simplify .travis.yml

.travis.yml

@@ -1,40 +1,18 @@
 language: php
 
-sudo: false
-
-dist: trusty
-
 php:
  - '7.0'
- - '7.1'
-
-env:
-  global:
-    - DEFAULT=1
-
-matrix:
-  fast_finish: true
-
-  include:
-    - php: '7.0'
-      env: PHPCS=1 DEFAULT=0
-
-  allow_failures:
-    - env: PHPCS=1 DEFAULT=0
 
 cache:
   directories:
    - vendor
 
 install:
- - composer install --prefer-dist
+ - composer install
 
 script:
- - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION == 7.0 ]]; then vendor/bin/phpunit --coverage-clover=coverage.xml; fi
-
- - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION != 7.0 ]]; then vendor/bin/phpunit; fi
-
- - if [[ $PHPCS = 1 ]]; then vendor/bin/phpcs -p --extensions=php --standard=phpcs.xml.dist ./src ./tests; fi
+ - vendor/bin/phpcs
+ - vendor/bin/phpunit --coverage-clover=coverage.xml
 
 after_success:
- - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION = 7.0 ]]; then bash <(curl -s https://codecov.io/bash); fi
+ - bash <(curl -s https://codecov.io/bash)

phpcs.xml.dist

@@ -1,4 +1,6 @@
 <?xml version="1.0"?>
 <ruleset name="PHP Language Server">
+    <file>src</file>
+    <file>tests</file>
     <rule ref="PSR2"/>
 </ruleset>