dotnet.exeで作成したC#のプロジェクトをHTMLに変換するスクリプト

<#
.SYNOPSIS
C#プロジェクトをHTMLへ変換
.EXAMPLE
Export-DotnetSourceToHtml.ps1 | Set-Clipboard

#>
param (
    [string]$ProjectPath = "."
)

if ($ProjectPath -eq ".")
{
    $ProjectPath = Get-Location
}

function EscapeForHtml {
    param ([string]$Text)
    return $Text -replace '&', '&amp;' `
                    -replace '<', '&lt;' `
                    -replace '>', '&gt;' `
                    -replace '"', '&quot;' `
                    -replace "'", '&#x27;' `
                    -replace '\[', '&#x5B;' `
                    -replace '\]', '&#x5D;' `
                    -replace '_', '&#x5F;'
}

# .csproj を1つだけ取得
$csprojFile = Get-ChildItem -Path $ProjectPath -Filter "*.csproj" -File -ErrorAction SilentlyContinue | Select-Object -First 1
if ($csprojFile) {
    $projName = $csprojFile.Name
    Write-Output ""
    Write-Output "ファイル名:$projName"
    Write-Output ('<div class="hcb_wrap"><pre class="prism line-numbers lang-xml" data-file="' + $projName + '" data-lang="xml"><code>')
    Get-Content $csprojFile.FullName | ForEach-Object { EscapeForHtml $_ } | ForEach-Object { Write-Output $_ }
    Write-Output "</code></pre></div>"
}
# 除外対象のディレクトリ名
$excludeDirs = @("bin", "obj", ".vscode")
$pattern = ($excludeDirs -join '|') -replace '\.', '\.'  # 正規表現用にエスケープ
$regex = "([\\/])($pattern)([\\/]|$)"  # \ または / 区切り

# .cs ファイルをすべて処理
$csFiles = Get-ChildItem -Path $ProjectPath -Filter "*.cs" -Recurse -File |
    Where-Object { $_.FullName -notmatch $regex }

foreach ($file in $csFiles) {
    $relativePath = $file.FullName.Substring($ProjectPath.Length).TrimStart('\','/')
    
    Write-Output ""
    Write-Output "ファイル名:$relativePath"
    Write-Output ('<div class="hcb_wrap"><pre class="prism line-numbers lang-csharp" data-file="' + $relativePath + '" data-lang="C#"><code>')
    Get-Content $file.FullName | ForEach-Object { EscapeForHtml $_ } | ForEach-Object { Write-Output $_ }
    Write-Output "</code></pre></div>"
}