functions/Read-ReAst.ps1
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function Read-ReAst { <# .SYNOPSIS Parse the content of a script .DESCRIPTION Uses the powershell parser to parse the content of a script or scriptfile. .PARAMETER ScriptCode The scriptblock to parse. .PARAMETER Path Path to the scriptfile to parse. Silently ignores folder objects. .EXAMPLE PS C:\> Read-Ast -ScriptCode $ScriptCode Parses the code in $ScriptCode .EXAMPLE PS C:\> Get-ChildItem | Read-ReAst Parses all script files in the current directory #> [CmdletBinding()] param ( [Parameter(Position = 0, ParameterSetName = 'Script', Mandatory = $true)] [string] $ScriptCode, [Parameter(Mandatory = $true, ParameterSetName = 'File', ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true)] [Alias('FullName')] [string[]] $Path ) process { foreach ($file in $Path) { Write-PSFMessage -Level Verbose -Message "Processing $file" -Target $file $item = Get-Item $file if ($item.PSIsContainer) { Write-PSFMessage -Level Verbose -Message "is folder, skipping $file" -Target $file continue } $tokens = $null $errors = $null $ast = [System.Management.Automation.Language.Parser]::ParseFile($item.FullName, [ref]$tokens, [ref]$errors) [pscustomobject]@{ Ast = $ast Tokens = $tokens Errors = $errors File = $item.FullName } } if ($ScriptCode) { if (-not $content) { $content = $ScriptCode } $tokens = $null $errors = $null $ast = [System.Management.Automation.Language.Parser]::ParseInput($content, [ref]$tokens, [ref]$errors) [pscustomobject]@{ Ast = $ast Tokens = $tokens Errors = $errors Source = $ScriptCode } } } } |