language: php
php:
- 5.6
- 7.1
- 7.2
- 7.3
- 7.4
- 8.0
script: git diff --name-only $TRAVIS_COMMIT_RANGE | grep '\.php$' | xargs -n1 -P8 php -l | grep -v 'No syntax errors'; test $? -eq 1
