.travis.yml

# Use container infrastructure to enable caching
sudo: false

# Choose a lightweight base image; we provide our own build tools.
language: c

# GHC depends on GMP
addons:
  apt:
    packages:
      - libgmp-dev

# Caching so the next build will be fast too.
cache:
  directories:
    - $HOME/.stack

# Test a LTS and nightly resolver
env:
  global:
    - GLOBAL_ARGS=--no-terminal
  matrix:
    - ARGS=--resolver=lts-8
    - ARGS=--resolver=nightly

# Test on Linux and Mac
os:
  - linux
  - osx

# Allow nightly resolver builds to fail
matrix:
  allow_failures:
    - env: ARGS=--resolver=nightly

# Download and unpack the stack executable
before_install:
  - mkdir -p ~/.local/bin
  - export PATH=$HOME/.local/bin:$PATH
  - |
    if [[ $TRAVIS_OS_NAME == 'osx' ]]
    then
      curl --insecure -L https://www.stackage.org/stack/osx-x86_64 | tar xz --strip-components=1 --include '*/stack' -C ~/.local/bin
    else
      curl -L https://www.stackage.org/stack/linux-x86_64 | tar xz --wildcards --strip-components=1 -C ~/.local/bin '*/stack'
    fi

install:
  - stack $GLOBAL_ARGS $ARGS setup
  - stack $GLOBAL_ARGS $ARGS build --test --haddock --only-dependencies

script: stack $GLOBAL_ARGS $ARGS build --test --haddock --no-haddock-deps