ci.yml

name: CI

on:
  pull_request:
    paths-ignore:
      - "**/README.md"
  push:
    paths-ignore:
      - "**/README.md"
  merge_group:
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

# Cancel any currently running workflows from the same PR, branch, or
# tag when a new workflow is triggered.
#
# https://stackoverflow.com/a/66336834
concurrency:
  cancel-in-progress: true
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}

jobs:
  # --------------------------------------------------------------------------
  # Check Packages

  xtensa-lx:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
      - uses: esp-rs/xtensa-toolchain@v1.5
        with:
          default: true
          ldproxy: false
      - uses: Swatinem/rust-cache@v2

      # Build the 'xtensa-lx' package:
      - name: check (no features)
        run: cd xtensa-lx/ && cargo build
      - name: check (all features)
        run: cd xtensa-lx/ && cargo build --features=spin

  # xtensa-lx-rt:
  #   runs-on: ubuntu-latest
  #
  #   strategy:
  #     fail-fast: false
  #     matrix:
  #       chip: ["esp32", "esp32s2", "esp32s3"]
  #
  #   steps:
  #     - uses: actions/checkout@v4
  #     - uses: esp-rs/xtensa-toolchain@v1.5
  #       with:
  #         default: true
  #         ldproxy: false
  #     - uses: Swatinem/rust-cache@v2
  #
  #     # Build the 'xtensa-lx-rt' package:
  #     - name: check (${{ matrix.chip }}, no features)
  #       run: cd xtensa-lx-rt/ && cargo build --features=${{ matrix.chip }}
  #     - name: check (${{ matrix.chip }}, all features)
  #       run: cd xtensa-lx-rt/ && cargo build --features=${{ matrix.chip }},float-save-restore

  # --------------------------------------------------------------------------
  # Lint

  rustfmt:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
      # Some of the configuration items in 'rustfmt.toml' require the 'nightly'
      # release channel:
      - uses: dtolnay/rust-toolchain@v1
        with:
          toolchain: nightly
          components: rustfmt
      - uses: Swatinem/rust-cache@v2

      # Check the formatting of all packages:
      - name: rustfmt (xtensa-lx)
        run: cargo fmt --all --manifest-path=xtensa-lx/Cargo.toml -- --check
      - name: rustfmt (xtensa-lx-rt)
        run: cargo fmt --all --manifest-path=xtensa-lx-rt/Cargo.toml -- --check