enable phpcs and phpstan on travis

.travis.yml

@@ -13,7 +13,7 @@ services:
   - memcached
 
 before_script:
-  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then echo "extension = memcache.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;'
+  - (echo yes | pecl install -f memcache; true)
   - (composer self-update; true)
   - if [[ "$TRAVIS_PHP_VERSION" = 7.1 ]]; then composer require php-coveralls/php-coveralls ^2.1; fi
   - composer require doctrine/cache ~1.2
@@ -22,6 +22,8 @@ before_script:
 script:
   - mkdir -p build/logs
   - ./vendor/phpunit/phpunit/phpunit --coverage-clover build/logs/clover.xml
+  - if [[ "$TRAVIS_PHP_VERSION" = 7.1 ]]; then vendor/bin/phpstan analyse -c phpstan.neon . --no-interaction --no-progress; fi
+  - if [[ "$TRAVIS_PHP_VERSION" = 7.1 ]]; then vendor/bin/phpcs --standard=phpcs.xml .; fi
 
 after_success:
   - if [[ "$TRAVIS_PHP_VERSION" = 7.1 ]]; then travis_retry php vendor/bin/php-coveralls -v; fi

phpstan.neon

@@ -10,3 +10,4 @@ parameters:
         - %rootDir%/../../../autoload.php
     ignoreErrors:
         - '#.+Doctrine\\Common\\Cache\\CacheProvider.+#'
+    reportUnmatchedIgnoredErrors: false