version: 2
jobs:
  build:
    working_directory: ~/shipherd
    docker:
      - image: node:boron
    steps:
      - checkout
      - restore_cache:
          key: node-{{ .Branch }}-{{ checksum "package.json" }}
      - run:
          name: Installing JS dependencies
          command: yarn
      - save_cache:
          key: node-{{ .Branch }}-{{ checksum "package.json" }}
          paths:
            - 'node_modules'
      - run:
          name: Validating commit messages
          command: |
            if [ `git rev-parse --verify refs/heads/origin/master` ]; then
              yarn commitplease origin/master..HEAD
            fi
      - run:
          name: Linting code
          command: make lint