Transpilers/Templates/Python.Template.psx.ps1
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<# .SYNOPSIS Python Template Transpiler. .DESCRIPTION Allows PipeScript to generate Python. Because Python does not support multiline comment blocks, PipeScript can be written inline inside of multiline string PipeScript can be included in a Python string that starts and ends with ```{}```, for example ```"""{}"""``` .Example .> { $pythonContent = @' """{ $msg = "Hello World", "Hey There", "Howdy" | Get-Random @" print("$msg") "@ }""" '@ [OutputFile('.\HelloWorld.ps1.py')]$PythonContent } .> .\HelloWorld.ps1.py #> [ValidatePattern('\.py$')] param( # The command information. This will include the path to the file. [Parameter(Mandatory,ValueFromPipeline,ParameterSetName='TemplateFile')] [Management.Automation.CommandInfo] $CommandInfo, # If set, will return the information required to dynamically apply this template to any text. [Parameter(Mandatory,ParameterSetName='TemplateObject')] [switch] $AsTemplateObject, # A dictionary of parameters. [Collections.IDictionary] $Parameter, # A list of arguments. [PSObject[]] $ArgumentList ) begin { # We start off by declaring a number of regular expressions: $startComment = '(?>"""\{)' $endComment = '(?>\}""")' $startRegex = "(?<PSStart>${startComment})" $endRegex = "(?<PSEnd>${endComment})" # Create a splat containing arguments to the core inline transpiler $Splat = [Ordered]@{ StartPattern = $startRegex EndPattern = $endRegex } } process { # Add parameters related to the file $Splat.SourceFile = $commandInfo.Source -as [IO.FileInfo] $Splat.SourceText = [IO.File]::ReadAllText($commandInfo.Source) if ($Parameter) { $splat.Parameter = $Parameter } if ($ArgumentList) { $splat.ArgumentList = $ArgumentList } # If we are being used within a keyword, if ($AsTemplateObject) { $splat # output the parameters we would use to evaluate this file. } else { # Otherwise, call the core template transpiler .>PipeScript.Template @Splat # and output the changed file. } } |