multihash 0.19.4

name: build

on: [push, pull_request]

jobs:
  build:
    name: Build
    strategy:
      fail-fast: false
      matrix:
        platform: [ubuntu-latest, macos-latest, windows-latest]
        toolchain: [stable]
    runs-on: ${{ matrix.platform }}

    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Cache Dependencies & Build Outputs
        uses: actions/cache@v5
        with:
          path: ~/.cargo
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Install Rust Toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.toolchain }}
          components: rustfmt, clippy

      - name: Check Code Format
        run: cargo fmt --all -- --check
        shell: bash

      - name: Code Lint
        run: cargo clippy --all-targets --all-features --workspace -- -D warnings
        shell: bash

      - name: Code Lint Without Default Features
        run: cargo clippy --no-default-features --workspace -- -D warnings
        shell: bash

      - name: Test
        run: cargo test --all-features --workspace
        shell: bash

  build-no-std:
    name: Build no_std
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Install Rust Toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: thumbv6m-none-eabi

      - name: Build
        run: cargo build --no-default-features --workspace --target thumbv6m-none-eabi
        shell: bash

  build-no-std-with-serde:
    name: Build no_std with `serde` feature enabled
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Install Rust Toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: thumbv6m-none-eabi

      - name: Build
        run: cargo build --no-default-features --features serde --workspace --target thumbv6m-none-eabi
        shell: bash

  msrv:
    name: MSRV
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Extract MSRV from Cargo.toml
        run: |
          MSRV=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[] | select(.name == "multihash") | .rust_version')
          echo "MSRV=$MSRV" >> $GITHUB_ENV

      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ env.MSRV }}

      - uses: Swatinem/rust-cache@v2

      # Only the multihash core crate is bound to the MSRV. Currently it's so old that the
      # dependency resoluton doesn't quite work. Hence remove all other workspace members.
      - name: Build
        run: |
          sed --in-place '/^members/d' Cargo.toml
          cargo +"$MSRV" build --package multihash

  coverage:
    name: Code Coverage
    runs-on: ubuntu-latest
    container:
      image: xd009642/tarpaulin:0.35.0
      options: --security-opt seccomp=unconfined
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Generate code coverage
        run: cargo tarpaulin --verbose --all-features --workspace --timeout 120 --out Xml

      - name: Upload Code Coverage
        uses: codecov/codecov-action@v6

  cargo-deny:
    name: Cargo Deny
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Install Rust Toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Install cargo-deny
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-deny

      - name: Cargo Deny - Check
        run: cargo deny check
        shell: bash

  # todo: run on all crates
  cargo-hack-codetable:
    name: Cargo Hack - codetable
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Sources
        uses: actions/checkout@v6

      - name: Install Rust Toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Install cargo-hack
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-hack

      - name: Cargo Hack - Check each feature
        run: cargo hack check -p multihash-codetable --each-feature --exclude-features arb
        shell: bash
        env:
          RUSTFLAGS: -D warnings

  semver-checks:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
      - name: Check semver
        uses: obi1kenobi/cargo-semver-checks-action@v2