# vim: nospell
#
# Basic template to test with GHC=[7.8, 7.10, 8.0]. Caches the 'stack' build
# directory to speed subsequent compilations.
#
language: generic
dist: trusty
sudo: false

cache:
  directories:
    - $HOME/.stack
    - .stack-work/install

before_cache:
  - rm -rf $(stack path --local-install-root)/bin
  - rm -rf $(stack path --local-install-root)/doc

addons:
  apt:
    sources: &apt_sources
      - hvr-ghc
      - ubuntu-toolchain-r-test
    packages: &apt_packages
      - libgmp-dev
      - happy-1.19.5
      - alex-3.1.7

matrix:
  include:
    - env: GHC=7.8.4 CABAL=1.24
      compiler: "GHC 7.8"
      addons: { apt: { sources: [ *apt_sources ], packages: [ *apt_packages, cabal-install-1.24 ] }}

    - env: GHC=7.10.3 CABAL=1.24
      compiler: "GHC 7.10"
      addons: { apt: { sources: [ *apt_sources ], packages: [ *apt_packages, cabal-install-1.24 ] }}

    - env: GHC=8.0.2 CABAL=1.24
      compiler: "GHC 8.0"
      addons: { apt: { sources: [ *apt_sources ], packages: [ *apt_packages, cabal-install-1.24 ] }}

    - env: GHC=8.2.0 CABAL=1.24
      compiler: "GHC 8.2"
      addons: { apt: { sources: [ *apt_sources ], packages: [ *apt_packages, cabal-install-1.24 ] }}

    # - env: GHC=head CABAL=head
    #   compiler: "GHC HEAD"
    #   addons: { apt: { sources: [ *apt_sources ], packages: [ *apt_packages, ghc-head, cabal-install-head ] }}

  # allow_failures:
  #   - env: GHC=head CABAL=head

  fast_finish: true

before_install:
  - export PATH=/opt/cabal/$CABAL/bin:/opt/alex/3.1.7/bin:/opt/happy/1.19.5/bin:$HOME/.cabal/bin:$PATH
  - source .travis/install-stack.sh

install:
  - echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo '?')]"
  - cabal --version
  - stack --version
  - |
      if [ ${GHC} == head -o ! -e stack.yaml ]; then
        travis_retry cabal install --only-dependencies
      else
        travis_retry stack build --only-dependencies --no-terminal --no-haddock-deps
      fi

script:
  - |
      if [ ${GHC} == head -o ! -e stack.yaml ]; then
        cabal install
        cabal haddock
      else
        stack test --no-terminal --haddock --no-haddock-deps
      fi

after_success:
  - source .travis/update-accelerate-buildbot.sh

notifications:
  irc:
    channels:
      - "irc.freenode.org#haskell-lens"
    skip_join: true
    template:
      - "\x0313linear-accelerate\x03/\x0306%{branch}\x03 \x0314%{commit}\x03 %{build_url} %{message}"