language: cpp
sudo: false
cache: ccache
os: linux
matrix:
  include:
    - name: "Linter"
      node_js: "latest"
      env:
        - NODE=$(which node)
      script:
        - make lint
        # Lint the first commit in the PR.
        - \[ -z "$TRAVIS_COMMIT_RANGE" \] || (echo -e '\nLinting the commit message according to the guidelines at https://goo.gl/p2fr5Q\n' && git log $TRAVIS_COMMIT_RANGE --pretty=format:'%h' --no-merges | tail -1 | xargs npx -q core-validate-commit --no-validate-metadata)
    - name: "Test Suite"
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-4.9
      install:
        - export CC='ccache gcc-4.9' CXX='ccache g++-4.9' JOBS=2
        - ./configure
        - make -j2 V=
      script:
        - PARALLEL_ARGS='--flaky-tests=skip' make -j1 test