language: haskell

ghc:
  - "8.0.1"
  - "8.0.2"
  - "8.2.1"
  - "8.2.2"

cache:
  directories:
    - $HOME/.cabal/packages

install:
  # Pandoc build takes too much time and memory for travis defaults
  # with cabal defaults.
  - travis_wait 60 cabal install --only-dependencies --enable-tests -O0

before_install:
  - sudo apt-get -q update
  - sudo apt-get install -y librdf-dev