language: nix
matrix:
  include:
    - os: osx
      osx_image: xcode8.3  # 10.12
      script:
      - nix-build ./release.nix -I darwin=. -A examples.simple
      - nix-build ./release.nix -I darwin=. -A tests
      - yes | nix-shell -A installer
      - yes | nix-shell -A uninstaller
    - os: osx
      osx_image: xcode7.3  # 10.11
      script:
      - nix-build ./release.nix -I darwin=. -A examples.simple
      - nix-build ./release.nix -I darwin=. -A tests
      - yes | nix-shell -A installer
      - yes | nix-shell -A uninstaller