private/Expand-AliasesInText.ps1
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function Expand-AliasesInText { [cmdletbinding(SupportsShouldProcess = $True)] param( [Parameter(Mandatory = $true)] [string]$text, [Parameter(Mandatory = $true)] [hashtable]$aliases, $ParserErrors = $null, [string[]]$whitelist = @()) $additionalReplaces = @{ "touch" = "New-Item -ItemType File -Path" } $tokens = [System.Management.Automation.PSParser]::Tokenize($text, [ref]$ParserErrors) $commands = $tokens | Where-Object Type -eq "Command" | Sort-Object Start -Descending foreach ($cmd in $commands) { $key = $cmd.Content if ($whitelist.Contains($key)) { continue; } if ($aliases.Contains($key)) { $alias = $aliases.$key $old = $key $new = $alias.ResolvedCommandName if ($PSCmdlet.ShouldProcess($old, "Expand alias to $new")) { $text = $text.Remove($cmd.Start, $old.Length).Insert($cmd.Start, $new) } } elseif ($additionalReplaces.ContainsKey($key)) { $old = $key $new = $additionalReplaces[$key] if ($PSCmdlet.ShouldProcess($old, "Expand command to $new")) { $text = $text.Remove($cmd.Start, $old.Length).Insert($cmd.Start, $new) } } } return $text } |