[WIP] add support for Symfony3

.travis.yml

@@ -35,12 +35,10 @@ matrix:
     - php: 5.6
       env: SYMFONY_VERSION=2.8.*@dev
     - php: 5.6
-      env: SYMFONY_VERSION="3.0.x-dev as 2.8"
+      env: SYMFONY_VERSION="3.0.x-dev" DEPENDENCIES="dev" COMPOSER_FLAGS="--prefer-stable"
   allow_failures:
     - php: 7.0
     - php: hhvm
-    - env: SYMFONY_VERSION=2.8.*@dev
-    - env: SYMFONY_VERSION="3.0.x-dev as 2.8"
 
 before_script:
   - mkdir -p ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d && echo "memory_limit=-1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
@@ -49,8 +47,9 @@ before_script:
   - echo "extension=apc.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
   - composer selfupdate
   - composer config -q github-oauth.github.com $GITHUB_OAUTH_TOKEN
-  - if [ "$SYMFONY_VERSION" = "2.8.*@dev" ] || [ "$SYMFONY_VERSION" = "3.0.x-dev as 2.8" ]; then SYMFONY_DEPRECATIONS_HELPER=strict; fi;
+  - if [ "$SYMFONY_VERSION" = "2.8.*@dev" ] || [ "$SYMFONY_VERSION" = "3.0.x-dev" ]; then SYMFONY_DEPRECATIONS_HELPER=strict; fi;
   - if [ "$SYMFONY_VERSION" != "" ]; then composer require "symfony/symfony:${SYMFONY_VERSION}" --no-update; fi;
+  - if [ "$DEPENDENCIES" = "dev" ]; then perl -pi -e 's/^}$/,"minimum-stability":"dev"}/' composer.json; fi;
   - travis_wait composer update --prefer-dist --no-interaction $COMPOSER_FLAGS
   # must be set after composer to avoid issue with autoloading
   - echo "apc.enable_cli=On" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini

composer.json

@@ -17,12 +17,12 @@
         }
     ],
     "require": {
-        "symfony/config": "~2.2",
-        "symfony/filesystem": "~2.2",
-        "symfony/http-foundation": "~2.2",
-        "symfony/routing": "~2.2",
-        "symfony/security": "~2.2",
-        "symfony/process": "~2.2",
+        "symfony/config": "~2.2|~3.0",
+        "symfony/filesystem": "~2.2|~3.0",
+        "symfony/http-foundation": "~2.2|~3.0",
+        "symfony/routing": "~2.2|~3.0",
+        "symfony/security": "~2.2|~3.0",
+        "symfony/process": "~2.2|~3.0",
         "sonata-project/cache": "^1.0.3"
     },
     "require-dev": {