lint.yml

# Copyright 2023 ETH Zurich and University of Bologna.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0

# Authors:
# - Paul Scheffler <paulsc@iis.ee.ethz.ch>
# - Thomas Benz <tbenz@iis.ee.ethz.ch>

name: lint

on:
  push:
    branches-ignore:
      - '__deploy__**'
  pull_request:
    branches-ignore:
      - '__deploy__**'
  workflow_dispatch:
    branches-ignore:
      - '__deploy__**'

jobs:

  lint-license:
    runs-on: ubuntu-latest
    steps:
    -
      name: Checkout
      uses: actions/checkout@v3
    -
      name: Check license
      uses: pulp-platform/pulp-actions/lint-license@v2
      with:
        license: |
          Copyright (\d{4}(-\d{4})?\s)?(ETH Zurich and University of Bologna|lowRISC contributors).
          (Solderpad Hardware License, Version 0.51|Licensed under the Apache License, Version 2.0), see LICENSE for details.
          SPDX-License-Identifier: (SHL-0.51|Apache-2.0)
        # Exclude generated headers (no license checker support for optional lines)
        exclude_paths: |
          target/sim/vsim/wave/tpl/*.do.tpl

  lint-sv:
    runs-on: ubuntu-latest
    steps:
    -
      name: Checkout
      uses: actions/checkout@v3
    -
      name: Run Verible
      uses: chipsalliance/verible-linter-action@main
      with:
        paths: src
        extra_args: "--waiver_files .github/verible.waiver"
        github_token: ${{ secrets.GITHUB_TOKEN }}
        fail_on_error: true
        reviewdog_reporter: github-check

#  lint-cxx:
#    runs-on: ubuntu-latest
#    steps:
#    -
#      name: Checkout
#      uses: actions/checkout@v3
#    -
#      name: Run Clang-format
#      uses: DoozyX/clang-format-lint-action@v0.14
#      with:
#        extensions: 'c,h,cpp'
#        clangFormatVersion: 14
#        style: >
#          {
#          IndentWidth: 4,
#          ColumnLimit: 100,
#          AlignEscapedNewlines: DontAlign,
#          SortIncludes: false,
#          AllowShortFunctionsOnASingleLine: None,
#          AllowShortIfStatementsOnASingleLine: true,
#          AllowShortLoopsOnASingleLine: true
#          }

  lint-python:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Install Python
        uses: actions/setup-python@v2
        with:
          python-version: 3.9
      -
        name: Lint Python
        uses: py-actions/flake8@v2
        with:
          max-line-length: "100"
          ignore: E128

  lint-yaml:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Install Python
        uses: actions/setup-python@v2
        with:
          python-version: 3.9
      -
        name: Lint Yaml
        uses: ibiqlik/action-yamllint@v3
        with:
          file_or_dir: Bender.yml src/db/*.yml
          config_file: .github/yamllint-conf.yml

  lint-commit:
    runs-on: ubuntu-latest
    steps:
      -
        uses: actions/checkout@v3
        if: ${{ github.event_name == 'push' }}
      -
        uses: actions/checkout@v3
        if: ${{ github.event_name == 'pull_request' }}
        with:
          ref: ${{ github.event.pull_request.head.sha }}
      -
        uses: actions/setup-python@v2
        with:
          python-version: '3.9'
          cache: 'pip'
      -
        name: Python Requirements
        run: python3 -m pip install -r requirements.txt
      -
        name: Lint commits
        run: python3 util/lint-commits.py HEAD

  lint-author:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Install Python
        uses: actions/setup-python@v4
        with:
            python-version: '3.9'
            cache: 'pip'
      -
        name: Python Requirements
        run: pip install -r requirements.txt
      -
        name: Lint authors
        run: python3 util/lint-authors.py .github/authors-cfg.yaml