version: 2
 jobs:
   build:
     docker:

       - image: circleci/node:16.13.1

     working_directory: ~/repo
     steps:
       - checkout
       - restore_cache:
           keys:

             - v1-dependencies-{{ checksum "package.json" }}-{{ checksum "package-lock.json" }}-1

 
       - run: npm ci
 
       - save_cache:
           paths:
             - node_modules

           key: v1-dependencies-{{ checksum "package.json" }}-{{ checksum "package-lock.json" }}-1

 
       # run tests!
       - run: npx eslint src

       - run:

           name: jest src

           command: mkdir -p test-results/jest && npm test -- --reporters=default --reporters=jest-junit

       - store_test_results:

           path: test-results

       - run: npx babel -d dist src

       - run: cd react-demo && npm ci && npx rollup -c