Improve performance of Package identification

Using -ListAvailable with Get-Command to ensure no module loading is
    attampeted while querying loaded commands.
    This improved performance when certain modules have not been
    loaded yet

base.linux/profile.d/UnixCompleters.ps1

@@ -1,4 +1,4 @@
-Get-Command Import-UnixCompleters -ErrorAction SilentlyContinue | ForEach-Object {
+Get-Command -ListImported Import-UnixCompleters -ErrorAction SilentlyContinue | ForEach-Object {
   Import-UnixCompleters
   Set-UnixCompleter -ShellType Bash
 }

base/Edit-MyScript.ps1

@@ -54,7 +54,7 @@ if( $Package ) {
 }
 $local:ScriptPaths = @()
 foreach( $local:p in $ImportFunction ) {
-  $local:f = Get-Command $p -Type Function
+  $local:f = Get-Command -ListImported $p -Type Function
   if( $f ) {
     $local:sp = Join-Path $EditRootPath "$p`.ps1"
     if( $ForceImport -or -not (Test-Path $sp) ) {
@@ -90,5 +90,5 @@ if( $sw.Elapsed.TotalSeconds -lt 1 ) {
   $null = Read-Host "Waiting before refreshing. Press <Enter> when you're done editing ( don't forget to save ;) )..."
 }
 
-Get-Command Reload-MyScripts -ErrorAction SilentlyContinue |
+Get-Command -ListImported Reload-MyScripts -ErrorAction SilentlyContinue |
   ForEach-Object { . $_.Definition }

base/Edit-TextFile.ps1

@@ -17,7 +17,7 @@ end {
   $local:editors = $env:EDITOR,'nvim','code'
   $local:editor = $null
   foreach( $local:testEditor in $editors ) {
-    if( $(try{Get-Command -Type Application $testEditor -ErrorAction SilentlyContinue}catch{}) ) {
+    if( $(try{Get-Command -ListImported -Type Application $testEditor -ErrorAction SilentlyContinue}catch{}) ) {
       $editor = $testEditor
       break;
     }

base/Reload-MyScripts.ps1

@@ -4,7 +4,7 @@ function RemoveAlias {
     param([string]$Name)
     $local:a = $Name | Where-Object { $_ } | Get-Alias -ErrorAction SilentlyContinue
     if ( -not $a ) { return }
-    if ( Get-Command Remove-Alias -ErrorAction SilentlyContinue ) {
+    if ( Get-Command -ListImported Remove-Alias -ErrorAction SilentlyContinue ) {
         $a | Remove-Alias -Scope $MyAliasScope -ErrorAction SilentlyContinue
     }
     else {

base/profile.d/EnsureJoinString.ps1

@@ -1,4 +1,4 @@
-if( -not (Get-Command Join-String -ErrorAction SilentlyContinue) ) {
+if( -not (Get-Command -ListImported Join-String -ErrorAction SilentlyContinue) ) {
   if( -not (Get-Module -ListAvailable -Name "string") ) {
     Write-Warning 'Join-String Command is missing, attempting to install stirng module'
     $local:moduleScope = "CurrentUser"

base/profile.d/FromPowerShellCookbook.ps1

@@ -15,7 +15,7 @@ if( Get-Module PowerShellCookbook ) {
     Import-Module PowerShellCookbook -Cmdlet Add-ObjectCollector
 }
 #
-. Get-Command Add-ObjectCollector -ErrorAction SilentlyContinue | ForEach-Object {
+. Get-Command -ListImported Add-ObjectCollector -ErrorAction SilentlyContinue | ForEach-Object {
     Add-ObjectCollector
     Get-Item function:/Add-ObjectCollector | Remove-Item
   }

base/profile.d/FunctionName.class.ps1

@@ -1,10 +1,10 @@
 class FunctionName { #: System.Management.Automation.IValidateSetValuesGenerator {
   static [string[]] _GetValidValues([string]$wordToComplete,[bool]$Strict) {
-    $local:possibleValues = Get-Command -Type Function | Select-Object -ExpandProperty Name
+    $local:possibleValues = Get-Command -ListImported -Type Function | Select-Object -ExpandProperty Name
     return $(Get-PossibleArguments -WordToComplete $wordToComplete -FullValueSet $possibleValues -Strict:$Strict );
   }
    static [String[]] _GetValidValues([string]$wordToComplete,[switch]$Strict) {
-    return $(Get-PossibleArguments -WordToComplete $wordToComplete -FullValueSet $(Get-Command -Type Function | Select-Object -ExpandProperty Name) -Strict:$Strict)
+    return $(Get-PossibleArguments -WordToComplete $wordToComplete -FullValueSet $(Get-Command -ListImported -Type Function | Select-Object -ExpandProperty Name) -Strict:$Strict)
 #   $local:possibleValues = 
 #   if( $wordToComplete ) {
 #     $possibleValues = $possibleValues | Where-Object { $_ -match $wordToComplete }

base/profile.d/Style.ps1

@@ -3,13 +3,13 @@ $global:IsOutputANSICompatible = (
     ) -or (
         ($env:ConEmuANSI -eq 'ON') -and ($Host.Name -eq 'ConsoleHost' )
     )
-Get-Command Set-PSReadLineKeyHandler -ErrorAction SilentlyContinue |
+Get-Command -ListImported Set-PSReadLineKeyHandler -ErrorAction SilentlyContinue |
     ForEach-Object { Set-PSReadLineKeyHandler -Key Tab -Function MenuComplete }
-if( (Get-Command Set-PoshPrompt -ErrorAction SilentlyContinue) -and $IsOutputANSICompatible ) {
+if( (Get-Command -ListImported Set-PoshPrompt -ErrorAction SilentlyContinue) -and $IsOutputANSICompatible ) {
     $local:poshPrompt = Join-Path $HOME ".oh-my-posh.omp.json"
     if( -not (Test-Path $poshPrompt) ) { $poshPrompt = "slim" }
     Set-PoshPrompt -Theme $poshPrompt
-} elseif( Get-Command Set-Theme -ErrorAction SilentlyContinue ) {
+} elseif( Get-Command -ListImported Set-Theme -ErrorAction SilentlyContinue ) {
     Set-Theme Paradox
 } elseif( Get-Module -ListAvailable posh-git -ErrorAction SilentlyContinue ) {
     Import-Module posh-git

base/src/Packagesz.class.inc.ps1

@@ -23,7 +23,7 @@ class Packagesz { #: System.Management.Automation.IValidateSetValuesGenerator {
         $local:valid = $Package.Condition[0].Logic -notin ([szLogic]::or, [szLogic]::ornot)
         $local:currentSys = [SystemName]::_GetValidValues('',$true,$true);
         $local:hostname = $(hostname)
-        $local:allCmdlets = Get-Command | Select-Object -ExpandProperty Name
+        $local:allCmdlets = Get-Command -ListImported | Select-Object -ExpandProperty Name
         
         $local:username = $( if( $env:USER ) { $env:USER } else { $env:USERNAME } )
         
@@ -45,7 +45,7 @@ class Packagesz { #: System.Management.Automation.IValidateSetValuesGenerator {
             }
             if( $v -and $c.AppExeExists ) {
                 $v = $v -and -not $($c.AppExeExists | Where-Object {
-                        -not ( Get-Command $_ -Type Application -ErrorAction SilentlyContinue )
+                        -not ( Get-Command -ListImported $_ -Type Application -ErrorAction SilentlyContinue )
                     })
             }
             if( $v -and $c.custom ) {