.travis.yml

language: elixir
cache:
  directories:
  - deps
  - _build/dev
elixir:
  - 1.7.4
otp_release:
  - 21.2
env:
  global:
    - MIX_ENV=test
matrix:
  include:
    # Run tests
    - otp_release: 21.2
      elixir: 1.7.4
    - otp_release: 20.2
      elixir: 1.6.3
    - otp_release: 20.0
      elixir: 1.4.5

    # Run docs and coveralls reporint in a separate VM
    - script:
      - "mix deps.get"
    - after_script:
      # Submit docs coverage to Inch CI
      - "mix inch.report"
      # Submit code coverage report to Coveralls
      - "mix coveralls.travis"

    # Run Dialyzer in a separate VM
    - script:
      # Install dependencies
      - "mix deps.get"
      - "MIX_ENV=dev mix dialyzer --unmatched_returns --error_handling --race_conditions --underspecs"

    # Run Linters in a separate VM
    - script:
      # Make sure code is formatted
      - "mix format --check-formatted"
      # Run static code analysis
      - "mix credo"
script:
  - "mix deps.get"
  # Run all tests except pending ones
  - "mix test --exclude pending --trace"