.travis.yml

# Adapted from https://github.com/commercialhaskell/stack
language: nix
sudo: false

cache:
    directories:
        - $HOME/.ghc
        - $HOME/.cabal
        - $HOME/.stack
        - /nix

matrix:
  fast_finish: true
  include:
    # Add build targets here
    - env: GHCVER=8.0.2
      compiler: ": #stack 8.0.2"
      addons: {apt: {packages: [ghc-8.0.2], sources: [hvr-ghc]}}

    - env: GHCVER=8.2.1
      compiler: ": #stack 8.2.1"
      addons: {apt: {packages: [ghc-8.2.1], sources: [hvr-ghc]}}

    - env: GHCVER=8.0.2
      compiler: ": #stack 8.0.2 osx"
      os: osx

# Note: the distinction between `before_install` and `install` is not important.
# - in before_install we install build tools
# - in install we install (haskell) dependencies
before_install:
 - unset CC
 - export PATH=$HOME/.local/bin:/opt/ghc/$GHCVER/bin:$PATH
 - ./.travis-setup.sh

install:
 - echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo '?')]"
 # Note: we build store by itself below due to high memory usage
 - |
   set -ex
   stack --no-terminal build store
   stack --no-terminal test --only-dependencies
   set +ex

script:
 - GHC_OPTIONS="-Werror"
 - |
   set -ex
   stack --no-terminal test --haddock --no-haddock-deps --ghc-options="$GHC_OPTIONS"
   set +ex