Fix ArgumentNullException when Generating without docs -NoDocs switch (#711) (#712)

* Fix ArgumentNullException when Generating without docs `-NoDocs` features.
Pass along `-ExamplesFolder` since its required in all code paths.

* Make examples mandatory, for all paramsets

Co-authored-by: George Ndungu <[email protected]>

Co-authored-by: George <[email protected]>
Co-authored-by: George Ndungu <[email protected]>

Author: 3 people

powershell/resources/assets/build-module.ps1

@@ -122,7 +122,7 @@ $null = New-Item -ItemType Directory -Force -Path $examplesFolder
 
 if($NoDocs) {
   Write-Host -ForegroundColor Green 'Creating exports...'
-  Export-ProxyCmdlet -ModuleName $moduleName -ModulePath $modulePaths -ExportsFolder $exportsFolder -InternalFolder $internalFolder -ExcludeDocs
+  Export-ProxyCmdlet -ModuleName $moduleName -ModulePath $modulePaths -ExportsFolder $exportsFolder -InternalFolder $internalFolder -ExcludeDocs -ExamplesFolder $examplesFolder
 } else {
   Write-Host -ForegroundColor Green 'Creating exports and docs...'
   $moduleDescription = '${$project.metadata.description}'

powershell/resources/psruntime/BuildTime/Cmdlets/ExportProxyCmdlet.cs

@@ -42,7 +42,7 @@ public class ExportProxyCmdlet : PSCmdlet
         [ValidateNotNullOrEmpty]
         public string DocsFolder { get; set; }
 
-        [Parameter(Mandatory = true, ParameterSetName = "Docs")]
+        [Parameter(Mandatory = true)]
         [ValidateNotNullOrEmpty]
         public string ExamplesFolder { get; set; }