language: emacs-lisp
sudo: false
cache:
  - directories:
      - "$HOME/emacs/"
matrix:
  fast_finish: true
  allow_failures:
    - env: EMACS_VERSION=snapshot
env:
  - EMACS_VERSION=25.1
  # 25.2 is identical to 25.3 except for a security bug
  - EMACS_VERSION=25.3
  - EMACS_VERSION=snapshot
before_install:
  - export PATH="$HOME/bin:$PATH"
  - wget 'https://raw.githubusercontent.com/flycheck/emacs-travis/master/emacs-travis.mk'
  - make -f emacs-travis.mk install_emacs
  - make -f emacs-travis.mk install_cask
install:
  - cask install
script:
  - make compile
  - make lint
  - make test
notifications:
  email:
    # Default is change, but that includes a new branch's 1st success.
    on_success: never