Commands/Get-Demo.ps1
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function Get-Demo { <# .SYNOPSIS Gets Demos .DESCRIPTION Gets PowerShell Demos. Demos located in ShowDemo and all modules that tag ShowDemo will be automatically discovered. .LINK Import-Demo .EXAMPLE Get-Demo #> [CmdletBinding(DefaultParameterSetName='LoadedDemos')] param( # The source of the demo. This can be a string, file, command, module, or path. [Parameter(Mandatory,ParameterSetName='DemoFile',ValueFromPipelineByPropertyName)] [Alias('DemoPath','DemoName','DemoText','DemoScript','FullName', 'DemoFile', 'File', 'Source')] [PSObject] $From ) begin { # If we have not initialized a cache and we're inside of a module if (-not $script:CachedDemos.Count -and $MyInvocation.MyCommand.ScriptBlock.Module) { $MyModule = $MyInvocation.MyCommand.ScriptBlock.Module Import-Demo -From $MyModule | Out-Null } } process { if ($from) { Import-Demo -From $from } elseif ($script:CachedDemos.Count) { $script:CachedDemos.Values } } } |