sudo: false

addons:
  apt:
    packages:
      - libgmp-dev

env:
  - STACK_YAML=stack-ghc-7.8.4.yaml
  - STACK_YAML=stack.yaml

install:
  # stack
  - mkdir -p ~/.local/bin
  - travis_retry curl -L https://github.com/commercialhaskell/stack/releases/download/v0.1.4.0/stack-0.1.4.0-x86_64-linux.tar.gz | tar -xvzf -
  - mv stack ~/.local/bin
  - export PATH=~/.local/bin:$PATH
  - stack --version

script:
  - stack setup
  - stack build --ghc-options "-Werror"
  - stack test

cache:
  directories:
    - $HOME/.stack