lint.yaml

name: Lint

on:
  push:
    branches: [ '*' ]
  pull_request:
    branches: [ '*' ]

jobs:
  check-remove-before-flight:
    runs-on: windows-latest
    steps:
    - uses: actions/checkout@v3
    - name: Check source tree
      shell: pwsh
      run: |
        $tag = [System.Text.ASCIIEncoding]::new().GetString(
                   [System.Text.Encoding]::GetEncoding(20866).GetBytes(
                       "реможе бефоре флигхт").ForEach({$_ -band 0x7F}))
        $results = (ls -Recurse | sls -CaseSensitive $tag)
        foreach ($result in $results) {
          # https://docs.github.com/en/enterprise-cloud@latest/actions/using-workflows/workflow-commands-for-github-actions#setting-an-error-message
          echo "::error file=$($result.Path),line=$($result.LineNumber)::$tag"
        }
        $results | Should -Be @()
  check-cpp:
    runs-on: windows-latest
    steps:
    - uses: actions/checkout@v3
    - name: Download cpplint
      shell: pwsh
      run: |
        Invoke-WebRequest https://raw.githubusercontent.com/mockingbirdnest/styleguide/casanova-2023-04-25/cpplint/cpplint.py -OutFile cpplint.py
    - name: Run cpplint
      shell: pwsh
      env:
        GH_TOKEN: ${{secrets.GITHUB_TOKEN}}
      run: |
        $filenames = @()
        if ($env:GITHUB_EVENT_NAME -eq "pull_request") {
          $event = (Get-Content -Raw $env:GITHUB_EVENT_PATH | ConvertFrom-Json)
          $owner_repo = $event.repository.full_name
          $pr_number = $event.number
          # Get the list of files changed by the PR.
          # https://docs.github.com/en/rest/pulls/pulls?apiVersion=2022-11-28#list-pull-requests-files
          $files = (gh api -H "Accept: application/vnd.github+json"      `
                            -H "X-GitHub-Api-Version: 2022-11-28"        `
                            /repos/$owner_repo/pulls/$pr_number/files |
                    ConvertFrom-Json)
          foreach ($file in $files) {
            if ($file.filename.EndsWith(".cpp") -or
                $file.filename.EndsWith(".hpp")) {
              $filenames += $file.filename
            }
          }
        }

        $filters = @(
            "-legal/copyright",
            "-build/c++11",
            "-runtime/references",
            "-runtime/arrays",
            "-build/include_order",
            "-readability/braces",
            "-build/namespaces")
        $errors = @()
        $ErrorActionPreference = "Continue"
        if ($env:GITHUB_EVENT_NAME -eq "pull_request") {
          $files = $filenames
        } else {
          $files = ls "*\*.[ch]pp"
        }
        foreach ($file in $files) {
          $output = $(
            python .\cpplint.py                           `
                --extensions=hpp,cpp                      `
                --output=vs7                              `
                --filter=$([string]::join(",", $filters)) `
                $file 2>&1 `
          ).Exception.Message
          if ($LastExitCode -ne 0) {
            # Drop the the line that says “Done processing” and the one that
            # gives the total number of errors.
            $file_errors = $output[0..($output.Length-3)]
            $errors += $file_errors
            foreach ($e in $file_errors) {
              $e -match '^(.*)\((\d+)\):\s*(.*)\s*\[([^\]]+)\]\s*\[\d+\]$'
              $file = $Matches[1]
              $line = $Matches[2]
              $message = $Matches[3]
              $title = $Matches[4]
              # See https://docs.github.com/en/enterprise-cloud@latest/actions/using-workflows/workflow-commands-for-github-actions#setting-a-warning-message.
              echo "::warning file=$file,line=$line,title=$title::$message"
            }
            $output | write-error
          } else {
            echo $output
          }
        }
        $errors | write-error
        exit $errors.Length

  check-iwyu:
    runs-on: windows-latest
    steps:
    - uses: actions/checkout@v3
    - name: Restore Release
      uses: mockingbirdnest/actions/windows/restore@main
      with:
        configuration: Release
        solution_directory: .
    - name: Build sourcerer
      shell: pwsh
      env:
        PRINCIPIA_MSBUILD_PATH: C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Current\Bin\MSBuild.exe
      run: |
        &"${{ env.PRINCIPIA_MSBUILD_PATH }}" `
            .\sourcerer\sourcerer.csproj     `
            /t:"Clean;Build"                 `
            /property:Configuration=Release
    - name: Include what you using
      shell: pwsh
      run: |
        &.\include_what_you_using_all_the_things.ps1
        $files = (git diff --name-only)
        foreach ($file in $files) {
          $diff = (git diff $file)
          echo "::warning file=$file,line=1,title=Include what you using::include_what_you_using_all_the_things.ps1 modifies this file as follows:%0A$([string]::join('%0A', (git diff $file)))"
        }
        exit $files.Length