public/Test-MrMandatoryParameter.ps1
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#Requires -Version 3.0 function Test-MrMandatoryParameter { <# .SYNOPSIS Tests for missing mandatory parameters in a specified cmdlet and parameter set. .DESCRIPTION The Test-MrMandatoryParameter function checks whether all mandatory parameters for a given cmdlet and parameter set are provided. It returns the missing mandatory parameters, if any. .PARAMETER Cmdlet The name of the cmdlet to check for mandatory parameters. .PARAMETER Parameter The parameters to be checked against the cmdlet's mandatory parameters. .PARAMETER ParameterSet The specific parameter set of the cmdlet to check. .EXAMPLE Test-MrMandatoryParameter -Cmdlet Get-ChildItem -Parameter Path -ParameterSet Path .NOTES Author: Mike F. Robbins Website: https://mikefrobbins.com/ Twitter: @mikefrobbins #> [CmdletBinding()] param ( [Parameter(Mandatory)] [string]$Cmdlet, [Parameter(Mandatory)] [string[]]$Parameter, [Parameter(Mandatory)] [string]$ParameterSet ) # Get the mandatory parameters for the specified cmdlet and parameter set $MandatoryParams = Get-MrMandatoryParameter -Name $Cmdlet | Where-Object ParameterSet -eq $ParameterSet # Compare provided parameters with mandatory parameters $Results = Compare-Object -ReferenceObject $Parameter -DifferenceObject $MandatoryParams.Parameter # Create a custom object to return the results [pscustomobject]@{ Cmdlet = $Cmdlet Parameter = $Results.InputObject Missing = if ($Results.Where({$_.SideIndicator -eq '=>'})) {$true} else {$false} } } |