PowerShell/Docs/write-code.md

The write-code.ps1 Script

This PowerShell script generates and writes PowerShell code on the console (for fun).

Parameters

write-code.ps1 [[-color] <String>] [[-speed] <Int32>] [<CommonParameters>]

-color <String>
    Specifies the color to use ("green" by default)
    
    Required?                    false
    Position?                    1
    Default value                green
    Accept pipeline input?       false
    Accept wildcard characters?  false

-speed <Int32>
    Specifies the speed in milliseconds per code line (500 by default)
    
    Required?                    false
    Position?                    2
    Default value                500
    Accept pipeline input?       false
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./write-code

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Writes code
.DESCRIPTION
	This PowerShell script generates and writes PowerShell code on the console (for fun).
.PARAMETER color
	Specifies the color to use ("green" by default)
.PARAMETER speed
	Specifies the speed in milliseconds per code line (500 by default)
.EXAMPLE
	PS> ./write-code
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$color = "green", [int]$speed = 500) # milliseconds

function GetRandomCodeLine { 
	$Generator = New-Object System.Random
	$Num = [int]$Generator.next(0, 24)
	switch($Num) {
	 0 { return "    `$count = 0" }
	 1 { return "    `$count++" }
	 2 { return "    exit 0 # success" }
	 3 { return "    `$Files = Get-ChildItem C:" }
	 4 { return "    Start-Sleep 1" }
	 5 { return "    `$Generator = New-Object System-Random" }
	 6 { return "} else {" }
	 7 { return "} catch {" }
	 8 { return "} elseif (`$count -eq 0) {" }
	 9 { return "    Write-Host `"Hello World`" " }
	10 { return "    while (`$true) {" }
	11 { return "# next part:" }
	12 { return "    exit 1 # failed" }
	13 { return "    return 1" }
	14 { return "    return 0" }
	15 { return "    Write-Progress `"Working...`" " }
	16 { return "    [bool]`$KeepAlive = `$true" }
	17 { return "# Copyright © 2022 write-code.ps1. All Rights Reserved." }
	18 { return "    for ([int]`$i = 0; `$i -lt 100; `$i++) {" }
	19 { return "    `$StopWatch = [system.diagnostics.stopwatch]::startNew()" }
	20 { return "    [int]`$Elapsed = `$StopWatch.Elapsed.TotalSeconds" }
	21 { return "    if (`$count -eq 0) { `$count = Read-Host `"Enter number of iterations`" " }
	22 { return "    } finally {" }
	23 { return "    throw `"Can't open file`" " }
	}
}

try {
	Write-Host -foreground $color "try {"
	while ($true) {
		Write-Host -foreground $color "$(GetRandomCodeLine)"
		Start-Sleep -milliseconds $speed
	}
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

Generated by convert-ps2md.ps1 using the comment-based help of write-code.ps1