version: 2.1
workflow:
    build:
        jobs:
            - build
    lint:
        requires:
            - build
    test:
        requires:
            -build
jobs:
    build:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key:
                    - npm-v1-dependencies-{{ checksum "yarn.lock" }}
            - run: echo "hello world"
            - save_cache:
                paths:
                    - ~./cache/yarn
                key:
                    - npm-v1-dependencies-{{ checksum "yarn.lock" }}
    lint:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key:
                    - npm-v1-dependencies-{{ checksum "yarn.lock" }}
            - run: yarn lint && yarn format:check
    test:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key:
                    - npm-v1-dependencies-{{ checksum "yarn.lock" }}
            - run: yarn test:ci