---
version: 2.1

# Note: You can validate your config file using the Circle CLI:
# https://support.circleci.com/hc/en-us/articles/360006735753-Validating-your-CircleCI-Configuration

aliases:
  - &working_directory ~
  - &cache_directory ~/.cache/yarn

executors:
  node-executor:
    working_directory: *working_directory
    docker:
      - image: circleci/node:14.17.6

commands:
  save_deps_cache:
    description: Save Yarn Package Cache
    steps:
      - save_cache:
          name: Save Yarn Package Cache
          key: v${CACHE_VERSION}-yarn-packages-{{ checksum "yarn.lock" }}
          paths:
            - *cache_directory

  restore_deps_cache:
    description: Restore Yarn Package Cache
    steps:
      - restore_cache:
          key: v${CACHE_VERSION}-yarn-packages-{{ checksum "yarn.lock" }}
          paths:
            - *cache_directory

  setup:
    description: Set up common system expectations
    steps:
      - checkout
      - restore_deps_cache
      - run: yarn install --frozen-lockfile --cache-folder ~/.cache/yarn
      - save_deps_cache

jobs:
  lint:
    executor: node-executor
    steps:
      - setup
      - run: yarn lint
  test:
    executor: node-executor
    steps:
      - setup
      - run: yarn test

workflows:
  build_and_test:
    jobs:
      - lint
      - test