.travis.yml

# This is the simple Travis configuration, which is intended for use
# on applications which do not require cross-platform and
# multiple-GHC-version support. For more information and other
# options, see:
#
# https://docs.haskellstack.org/en/stable/travis_ci/
#
# Copy these contents into the root directory of your Github project in a file
# named .travis.yml

# Use new container infrastructure to enable caching
sudo: false

# Do not choose a language; we provide our own build tools.
language: generic

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

os:
  - linux
  - osx

# Ensure necessary system libraries are present
addons:
  apt:
    packages:
      - libgmp-dev

before_install:
- |
  if [[ "$TRAVIS_OS_NAME" == "linux" ]]
  then
    mkdir -p ~/.local/bin
    export PATH=$HOME/.local/bin:$PATH
    travis_retry curl -L https://www.stackage.org/stack/linux-x86_64 | \
        tar xz --wildcards --strip-components=1 -C ~/.local/bin '*/stack'
  elif [[ "$TRAVIS_OS_NAME" == "osx" ]]
  then
    brew update && brew install stack;
  fi

install:
# Build dependencies
- stack --no-terminal --install-ghc test --only-dependencies

script:
# Build the package, its tests, and its docs and run the tests
# - stack --no-terminal test --haddock --no-haddock-deps
- stack --no-terminal test # --haddock --no-haddock-deps

notifications:
  email:
    recipients:
      - ob@cs.hm.edu
    on_success: never # default: change
    on_failure: always # default: always