Private/HV/Get-HVFilterString.ps1
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function Get-HVFilterString { [CmdletBinding()] [OutputType([scriptblock])] Param ( [string]$Path, [string]$Filter, [ValidateSet('HV-SCVMM', 'HV-Vanilla')] [string]$Mode = 'HV-SCVMM' ) $ErrorActionPreference = 'Stop' Write-Debug -Message ('ENTER {0}' -f $MyInvocation.MyCommand.Name) try { Write-Debug -Message ('ENTER TRY {0}' -f $MyInvocation.MyCommand.Name) Write-Debug -Message ('$Path = ''{0}''' -f $Path) Write-Debug -Message ('$Filter = ''{0}''' -f $Filter) Write-Debug -Message ('$Mode = ''{0}''' -f $Mode) Write-Debug -Message '$VMLocationPropertyName = switch ($Mode)' $VMLocationPropertyName = switch ($Mode) { 'HV-SCVMM' { Write-Debug -Message 'Location' 'Location' } 'HV-Vanilla' { Write-Debug -Message 'Path' 'Path' } Default { Write-Debug -Message 'Location' 'Location' } } Write-Debug -Message ('$VMLocationPropertyName = ''{0}''' -f $VMLocationPropertyName) if ($Path) { Write-Debug -Message ('$FilterPath = [System.IO.Path]::Combine(''{0}'', ''*'')' -f $Path) $FilterPath = [System.IO.Path]::Combine($Path, '*') # Join-Path cannot combine paths on a drive which does not exist on the machine Write-Debug -Message ('$FilterPath = ''{0}''' -f $FilterPath) Write-Debug -Message ('$FilterString = ''$_.{{0}} -like ''''{{1}}'''''' -f ''{0}'', ''{1}''' -f $VMLocationPropertyName, $FilterPath) $FilterString = ('$_.{0} -like ''{1}''' -f $VMLocationPropertyName, $FilterPath) Write-Debug -Message ('$FilterString = ''{0}''' -f $FilterString) Write-Debug -Message 'if ($Filter)' if ($Filter) { Write-Debug -Message ('$FilterString = ''{{0}} -and {{1}}'' -f ''{0}'', ''{1}''' -f $FilterString, $Filter) $FilterString = '{0} -and {1}' -f $FilterString, $Filter } } else { Write-Debug -Message ('$FilterString = ''{0}''' -f $Filter) $FilterString = $Filter } Write-Debug -Message ('$FilterString = ''{0}''' -f $FilterString) Write-Debug -Message ('[scriptblock]::Create(''{0}'')' -f $FilterString) [scriptblock]::Create($FilterString) Write-Debug -Message ('EXIT TRY {0}' -f $MyInvocation.MyCommand.Name) } catch { Write-Debug -Message ('ENTER CATCH {0}' -f $MyInvocation.MyCommand.Name) Write-Debug -Message ('{0}: $PSCmdlet.ThrowTerminatingError($_)' -f $MyInvocation.MyCommand.Name) $PSCmdlet.ThrowTerminatingError($_) Write-Debug -Message ('EXIT CATCH {0}' -f $MyInvocation.MyCommand.Name) } Write-Debug -Message ('EXIT {0}' -f $MyInvocation.MyCommand.Name) } |