version: 2.1

workflows:
  version: 2.1
  build:
    jobs:
      - build
      - clippy
      - coverage

jobs:
  build:
    docker:
      - image: circleci/rust:latest
    environment:
      TZ: "/usr/share/zoneinfo/your/location"
    steps:
      - checkout
      - restore_cache:
          key: project-cache
      - run:
          name: Check formatting
          command: cargo fmt -- --check
      - run:
          name: Stable Build
          command: cargo build --all-features
      - run:
          name: Test
          command: cargo test --all-features
      - save_cache:
          key: project-cache
          paths:
            - "~/.cargo"
            - "./target"
  clippy:
    docker:
      - image: circleci/rust:latest
    steps:
      - checkout
      - run:
          name: Install cargo clippy
          command: rustup component add clippy
      - run:
          name: Run cargo clippy
          command: cargo clippy --all-features -- -Drust-2018-idioms -Dwarnings

  coverage:
    machine: true
    steps:
      - checkout
      - run:
          name: Generate report
          command: >
            docker run --security-opt seccomp=unconfined -v $PWD:/volume
            xd009642/tarpaulin:latest-nightly cargo tarpaulin -v --ciserver circle-ci
            --out Lcov --all-features -- --test-threads 1
      - run:
          name: Upload
          command: bash <(curl -s https://codecov.io/bash) -Z -f