language: dart
dart:
  - dev

# Gives more resources on Travis (8GB Ram, 2 CPUs).
# Do not remove without verifying w/ Travis.
sudo: required

# Build stages: https://docs.travis-ci.com/user/build-stages/.
stages:
  - presubmit
  - testing
  - coverage

# 1. Run dartfmt, dartanalyzer.
# 2. Then run tests compiled via dartdevc and dart2js.
# 3. Run the coverage script/tool.
jobs:
  include:
    # presubmit: Check things that should fail fast(er).
    - stage: presubmit
      env: SHARD=dartfmt
      script: ./tool/travis/task.sh dartfmt

    - stage: presubmit
      env: SHARD=dartanalyzer
      script: ./tool/travis/task.sh dartanalyzer

    # testing: Run test suites (Dart VM, Dart2JS).
    - stage: testing
      env: SHARD=vm_test
      script: ./tool/travis/task.sh vm_test

    - stage: testing
      env: SHARD=dart2js_test
      addons:
        chrome: stable
      services:
        - xvfb
      script: ./tool/travis/task.sh dart2js_test

    - stage: testing
      env: SHARD=dartdevc_test
      addons:
        chrome: stable
      cache:
        directories:
          - .dart_tool
      services:
        - xvfb
      script: ./tool/travis/task.sh dartdevc_test

    # coverage.
    - stage: coverage
      env: SHARD=coveralls
      install:
        - gem install coveralls-lcov
      script: ./tool/travis/coverage.sh

# Only building master means that we don't run two builds for each pull request.
branches:
  only: [master]

# Incremental pub cache and builds.
cache:
  directories:
    - $HOME/.pub-cache