version: 2
jobs:
  backend sdk:
    docker:
      - image: circleci/rust:latest
    environment:
      RUST_BACKTRACE: 1
      RUST_TEST_THREADS: 1
    steps:
      - checkout
      - restore_cache:
          keys:
            - backendsdk01-{{ checksum "Cargo.toml" }}
      - run: | #TODO: enable 'stable' and 'beta' once `allocator_api` becomes stable
          rustup toolchain install nightly-2020-04-20
          rustup default nightly-2020-04-20
          rustup override set nightly-2020-04-20
          rustup target add wasm32-unknown-unknown
          rustup component add rustfmt
          rustup component add clippy
          cargo fmt --all -- --check --color always
          cargo build -v --target wasm32-unknown-unknown --all-features
          cargo test -v --all-features
          cargo clippy -v --target wasm32-unknown-unknown
      - save_cache:
          paths:
            - ~/.cargo
            - ~/.rustup
          key: backendsdk01-{{ checksum "Cargo.toml" }}

workflows:
  version: 2
  fluence:
    jobs:
      - backend sdk