name: CI

on:
  pull_request:
    branches:
      - master
  push:
    branches:
      - master

env:
  RUSTFLAGS: -Dwarnings
  RUST_BACKTRACE: 1

jobs:
  rustfmt:
    name: rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Install Rust
        run: rustup update stable && rustup default stable
      - name: Check formatting
        run: cargo fmt --all -- --check

  clippy:
    name: clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Install Rust
        run: rustup update stable && rustup default stable
      - name: Get rust version
        id: rust-version
        run: echo "::set-output name=version::$(rustc --version)"
      - name: Cache cargo index
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry/index
          key: index-${{ runner.os }}-${{ github.run_number }}
          restore-keys:
            - index-${{ runner.os }}-
      - name: Create lockfile
        run: cargo generate-lockfile
      - name: Cache cargo registry
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry/cache
          key: registry-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
      - name: Fetch dependencies
        run: cargo fetch
      - name: Cache target directory
        uses: actions/cache@v1
        with:
          path: target
          key: clippy-target-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
      - name: Run clippy clippy
        run: cargo clippy --all --all-targets

  min-version:
    name: min-version
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Install Rust
        run: rustup update 1.31.0 && rustup default 1.31.0
      - name: Get rust version
        id: rust-version
        run: echo "::set-output name=version::$(rustc --version)"
      - name: Cache cargo index
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry/index
          key: index-${{ runner.os }}-${{ github.run_number }}
          restore-keys:
            - index-${{ runner.os }}-
      - name: Create lockfile
        run: cargo generate-lockfile
      - name: Cache cargo registry
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry/cache
          key: registry-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
      - name: Fetch dependencies
        run: cargo fetch
      - name: Cache target directory
        uses: actions/cache@v1
        with:
          path: target
          key: clippy-target-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
      - name: Check openssl
        run: cargo check -p openssl