run satooshi/php-coveralls from a separate project due to Symfony 3.x…

… incompatiblity

.travis.yml

@@ -38,7 +38,7 @@ before_script:
 
 script:
   - phpunit -v --coverage-clover build/logs/clover.xml
-  - if [ "${TRAVIS_PHP_VERSION}" != "hhvm" ]; then php vendor/bin/coveralls -v; fi;
+  - if [ "${TRAVIS_PHP_VERSION}" != "hhvm" ]; then bash travis_upload_code_coverage_data.sh; fi;
 
 notifications:
   email:

travis_install_dependencies.sh

@@ -7,7 +7,6 @@ if [ -n "${MIN_STABILITY:-}" ]; then
 	sed -i -e "s/\"minimum-stability\": \"stable\"/\"minimum-stability\": \"${MIN_STABILITY}\"/" composer.json
 fi
 
-composer require --no-update satooshi/php-coveralls:"~0.6@stable" guzzle/guzzle:">=3.0.4@stable"
 composer remove --no-update symfony/form symfony/http-kernel symfony/translation symfony/yaml
 
 if [ -n "${SYMFONY_VERSION:-}" ]; then

travis_upload_code_coverage_data.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -euv
+
+#####
+# run satooshi/php-coveralls from a separate project due to Symfony 3.x incompatiblity
+#####
+
+# disable Xdebug for running Composer
+phpenv config-rm xdebug.ini
+
+composer -n init --require-dev satooshi/php-coveralls:~0.6
+
+# enforce Symfony 2 to be used while avoiding to replace already installed 2.x with 2.y
+if [[ -n "${SYMFONY_VERSION:-}" && "${SYMFONY_VERSION}" == 2* ]]; then
+	composer require --no-update --dev symfony/symfony:"${SYMFONY_VERSION}"
+else
+	composer require --no-update --dev symfony/symfony:~2.0
+fi
+
+composer update --prefer-dist
+
+php vendor/bin/coveralls -v