code/Set-Vegetable.ps1
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Function Set-Vegetable { [cmdletbinding(SupportsShouldProcess, DefaultParameterSetName = "input")] [OutputType("None", "PSTeachingTools.PSVegetable")] [Alias("sveg")] Param( [Parameter( Position = 0, ValueFromPipeline, ParameterSetName = "input" )] [PSTeachingTools.PSVegetable[]]$InputObject, [Parameter( Position = 0, ValueFromPipeline, ParameterSetName = "name" )] [string]$Name, [Parameter()] [int]$Count, [Parameter()] [alias("state")] [PSTeachingTools.VegStatus]$CookingState, [switch]$Passthru ) Begin { Write-Verbose "[BEGIN ] Starting: $($MyInvocation.Mycommand)" } #begin Process { Write-Verbose "[PROCESS] Detected parameter set $($pscmdlet.ParameterSetName)" $PSBoundParameters | Out-String | Write-Verbose if ($PSCmdlet.ParameterSetName -eq 'name') { $inputObject = $global:myvegetables.Where( { $_.Name -like $Name }) if (-Not $inputObject) { Write-Warning "Failed to find a vegetable called $name" } } If ($InputObject) { foreach ($item in $InputObject) { Write-Verbose "[PROCESS] Modifying $($item.name)" if ($PSCmdlet.ShouldProcess($item.name)) { if ($PSBoundParameters.ContainsKey("CookingState")) { Write-Verbose "[PROCESS] Updating cooking state to $cookingstate" $item.Prepare($CookingState) } if ($PSBoundParameters.ContainsKey("Count")) { Write-Verbose "[PROCESS] Updating count to $count" $item.count = $count } if ($Passthru) { $item } } } #foreach } #if input } End { Write-Verbose "[END ] Ending: $($MyInvocation.Mycommand)" } #end } |