config.yml

# These environment variables must be set in CircleCI UI
#
# NPM_TOKEN - A valid NPM token for releases
version: 2.1

references:
  defaults: &defaults
    working_directory: ~/addons-linter
    docker:
      # This is the NodeJS version we run in production.
      - image: circleci/node:12

  defaults-next: &defaults-next
    <<: *defaults
    docker:
      # This is the next NodeJS version we will support.
      - image: circleci/node:14

  defaults-alternate: &defaults-alternate
    <<: *defaults
    docker:
      # This is an alternate Node version we support or want to support in the
      # (far) future. It can either be lower or higher than the current Node
      # version we run in production.
      - image: circleci/node:16

  restore_build_cache: &restore_build_cache
    restore_cache:
      name: restore npm package cache
      keys:
        - npm-packages-{{ checksum "package-lock.json" }}

  run_npm_install: &run_npm_install
    run:
      name: install dependencies
      command: npm install

  save_build_cache: &save_build_cache
    save_cache:
      name: save npm package cache
      key: npm-packages-{{ checksum "package-lock.json" }}
      paths:
        - ./node_modules

  make_production_build: &make_production_build
    run:
      name: build project
      command: |
        node scripts/build-locales
        NODE_ENV=production npm run build

  configure_global_npm: &configure_global_npm
    run:
      name: create custom directory for global npm installs
      # This is required to avoid a `EACCES` when running `npm link` (which is
      # executed in the test suite).
      command: |
        mkdir -p ~/.npm-global
        npm config set prefix '~/.npm-global'

  restore_next_build_cache: &restore_next_build_cache
    restore_cache:
      name: restore npm package cache
      keys:
        - next-npm-packages-{{ checksum "package-lock.json" }}

  save_next_build_cache: &save_next_build_cache
    save_cache:
      name: save npm package cache
      key: next-npm-packages-{{ checksum "package-lock.json" }}
      paths:
        - ./node_modules

  restore_alternate_build_cache: &restore_alternate_build_cache
    restore_cache:
      name: restore npm package cache
      keys:
        - alternate-npm-packages-{{ checksum "package-lock.json" }}

  save_alternate_build_cache: &save_alternate_build_cache
    save_cache:
      name: save npm package cache
      key: alternate-npm-packages-{{ checksum "package-lock.json" }}
      paths:
        - ./node_modules

jobs:
  test:
    <<: *defaults
    steps:
      - checkout
      - *restore_build_cache
      - *run_npm_install
      - *save_build_cache
      - *make_production_build
      - *configure_global_npm
      - run: npm run test-ci
      # run integration tests using an addons-linter binary in a
      # production-like environment
      - run: npm run test-integration:production
      - run: npm run lint
      - run: npm run prettier-ci
      - run:
          name: build rules
          command: |
            npm run build-rules
            # This will return a non-zero exit code if content in the docs/
            # folder has changed. When this fails, run the following command
            # and commit the changes:
            #
            #   npm run build-rules
            #
            git diff --name-only --exit-code docs
      # Set up a workspace to share data between this job and the `release-tag`
      # one when we want to publish a new npm version.
      - persist_to_workspace:
          root: ~/addons-linter
          paths: .
      # This should run after we persist the workspace because this command
      # invokes `npm install`.
      - run: npm run webext-test-functional
      - store_artifacts:
          path: coverage

  test-next:
    <<: *defaults-next
    steps:
      - checkout
      - *restore_next_build_cache
      - *run_npm_install
      - *save_next_build_cache
      - *make_production_build
      - *configure_global_npm
      - run: npm run test-ci
      # run integration tests using an addons-linter binary in a
      # production-like environment
      - run: npm run test-integration:production
      - run: npm run webext-test-functional

  test-alternate:
    <<: *defaults-alternate
    steps:
      - checkout
      - *restore_alternate_build_cache
      - *run_npm_install
      - *save_alternate_build_cache
      - *make_production_build
      - *configure_global_npm
      - run: npm run test-ci
      # run integration tests using an addons-linter binary in a
      # production-like environment
      - run: npm run test-integration:production
      - run: npm run webext-test-functional

  release-tag:
    <<: *defaults
    steps:
      - attach_workspace:
          at: ~/addons-linter
      - run:
          name: authenticate with registry
          # We don't want to expand the token in this file, npm will do it.
          command: echo '//registry.npmjs.org/:_authToken=${NPM_TOKEN}' > ~/addons-linter/.npmrc
      - run:
          name: publish package
          command: npm publish

workflows:
  version: 2
  default-workflow:
    jobs:
      - test:
          filters: # required since `release-tag` has tag filters AND requires `test`
            tags:
              only: /.*/
      - test-next
      - test-alternate
      - release-tag:
          requires:
            - test
          filters:
            tags:
              only: /.*/
            branches:
              ignore: /.*/