name: Check MSRV

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  build_and_test:
    strategy:
      fail-fast: false

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@master

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: 1.39.0-x86_64-unknown-linux-gnu
          profile: minimal
          override: true
      - name: Generate Cargo.lock
        uses: actions-rs/cargo@v1
        with:
          command: update
      - name: Cache cargo registry
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry
          key: msrv-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
      - name: Cache cargo index
        uses: actions/cache@v1
        with:
          path: ~/.cargo/git
          key: msrv-cargo-index-${{ hashFiles('**/Cargo.lock') }}
      - name: Cache cargo build
        uses: actions/cache@v1
        with:
          path: target
          key: msrv-cargo-build-${{ hashFiles('**/Cargo.lock') }}

      - name: checks
        uses: actions-rs/cargo@v1
        with:
          command: check
          args: --all --bins --examples --tests

      - name: tests
        uses: actions-rs/cargo@v1
        with:
          command: test
          args: --all --no-fail-fast -- --nocapture