language: go

sudo: required

os:
- linux

go:
- "1.9"
- "1.10"
- "1.11"
- master

addons:
  apt:
    packages:
    - oracle-java8-set-default

before_install:
- curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
- sudo curl -o /usr/local/lib/antlr-4.7.1-complete.jar https://www.antlr.org/download/antlr-4.7.1-complete.jar
- export CLASSPATH=".:/usr/local/lib/antlr-4.7.1-complete.jar:$CLASSPATH"
- mkdir $HOME/travis-bin
- echo -e "#!/bin/bash\njava -jar /usr/local/lib/antlr-4.7.1-complete.jar" > $HOME/travis-bin/antlr4
- echo -e "#!/bin/bash\njava org.antlr.v4.gui.TestRig" > $HOME/travis-bin/grun
- chmod +x $HOME/travis-bin/*
- export PATH=$PATH:$HOME/travis-bin