Update Travis matrix

Author: martin-georgiev

.travis.yml

@@ -5,55 +5,44 @@ sudo: false
 cache:
   directories:
     - $HOME/.composer/cache
+    
+php:
+  - 7.1
+  - 7.2
+  - nightly
+
+env:
+  - DEPENDENCIES=no
+  - DEPENDENCIES=beta
+  - DEPENDENCIES=low
+  - SYMFONY_VERSION=2.7.*
+  - SYMFONY_VERSION=2.8.*
+  - SYMFONY_VERSION=3.0.*
+  - SYMFONY_VERSION=3.1.*
+  - SYMFONY_VERSION=3.2.*
+  - SYMFONY_VERSION=3.3.*
+  - SYMFONY_VERSION=3.4.*
+  - SYMFONY_VERSION=4.0.*
 
 matrix:
-  include:
-    - php: 7.1
-      env: SYMFONY_VERSION=2.7.*
-    - php: 7.1
-      env: SYMFONY_VERSION=3.3.*
-    - php: 7.1
-      env: SYMFONY_VERSION=3.4.*
-    - php: 7.1
-      env: SYMFONY_VERSION=4.0.*
-    - php: 7.1
-      env: DEPENDENCIES=beta
-    - php: 7.2
-      env: SYMFONY_VERSION=2.7.*
-    - php: 7.2
-      env: SYMFONY_VERSION=3.3.*
-    - php: 7.2
-      env: SYMFONY_VERSION=3.4.*
-    - php: 7.2
-      env: SYMFONY_VERSION=4.0.*
-    - php: 7.2
-      env: DEPENDENCIES=beta
-    - php: nightly
-      env: SYMFONY_VERSION=2.7.*
-    - php: nightly
-      env: SYMFONY_VERSION=3.3.*
-    - php: nightly
-      env: SYMFONY_VERSION=3.4.*
-    - php: nightly
-      env: SYMFONY_VERSION=4.0.*
-    - php: nightly
-      env: DEPENDENCIES=beta
   allow_failures:
     - php: nightly
     - env: DEPENDENCIES=beta
-
-env:
-  global:
-    - deps=no
+    - env: DEPENDENCIES=low
 
 before_install:
   - composer self-update
   # Set composer minimum-stability configuration filter to beta versions
   - if [ "$DEPENDENCIES" = "beta" ]; then perl -pi -e 's/^}$/,"minimum-stability":"beta"}/' composer.json; fi;
+  # Disable xdebug, there is no use of it being enabled
+  - mv ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/xdebug.ini{,.disabled} || echo "xdebug not available"
+  # Prevent Travis throwing an out of memory error
+  - echo "memory_limit=-1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
+  # Test if we have a token for github as the project may hit the 60 rph limit
+  - if [ -n "$GH_TOKEN" ]; then composer config github-oauth.github.com ${GH_TOKEN}; fi;
 
 install:
-  - if [ "$deps" = "no" ]; then composer update; fi;
-  - if [ "$deps" = "low" ]; then composer --prefer-lowest --prefer-stable update; fi;
+  - if [ "$DEPENDENCIES" = "low" ]; then composer --prefer-lowest --prefer-stable update; else composer update; fi;
 
 script:
-  - vendor/jakub-onderka/php-parallel-lint/parallel-lint --exclude vendor .
+  - composer validate-files