fix build for windows powershell

Author: Jos Koelewijn

Diff for: .vscode/extensions.json

@@ -3,7 +3,7 @@
     // for the documentation about the extensions.json format
     "recommendations": [
         "ms-vscode.PowerShell",
-        "ms-vscode.csharp",
+        "ms-dotnettools.csharp",
         "ms-vscode-remote.remote-containers"
     ]
 }

Diff for: .vscode/launch.json

@@ -1,7 +1,13 @@
 {
     "version": "0.2.0",
     "configurations": [
-
+        {
+            "name": "PowerShell Launch Current File",
+            "type": "PowerShell",
+            "request": "launch",
+            "script": "${file}",
+            "cwd": "${file}"
+        },
         {
             "name": ".NET Core Launch (console)",
             "type": "coreclr",
@@ -27,4 +33,4 @@
             "processId": "${command:pickProcess}"
         }
     ]
-}
+}

Diff for: Rules/UseUsingScopeModifierInNewRunspaces.cs

@@ -92,7 +92,7 @@ public string GetSourceName()
 #if !(PSV3 || PSV4)
     internal class SyntaxCompatibilityVisitor : AstVisitor2
 #else
-        private class SyntaxCompatibilityVisitor : AstVisitor
+    internal class SyntaxCompatibilityVisitor : AstVisitor
 #endif
     {
         private const DiagnosticSeverity Severity = DiagnosticSeverity.Warning;

Diff for: build.psm1

@@ -289,7 +289,12 @@ function Start-ScriptAnalyzerBuild
 function Test-ScriptAnalyzer
 {
     [CmdletBinding()]
-    param ( [Parameter()][switch]$InProcess, [switch]$ShowAll )
+    param(
+        [Parameter()]
+        [switch]$InProcess,
+        [switch]$ShowAll,
+        [String]$RuleToTest
+    )
 
     END {
         # versions 3 and 4 don't understand versioned module paths, so we need to rename the directory of the version to
@@ -319,7 +324,12 @@ function Test-ScriptAnalyzer
             $testModulePath = Join-Path "${projectRoot}" -ChildPath out
         }
         $testResultsFile = "'$(Join-Path ${projectRoot} -childPath TestResults.xml)'"
-        $testScripts = "'${projectRoot}\Tests\Engine','${projectRoot}\Tests\Rules','${projectRoot}\Tests\Documentation'"
+        if ($RuleToTest) {
+            $testScripts = "${projectRoot}\Tests\Rules\$RuleToTest"
+        }
+        else {
+            $testScripts = "'${projectRoot}\Tests\Engine','${projectRoot}\Tests\Rules','${projectRoot}\Tests\Documentation'"
+        }
         try {
             if ( $major -lt 5 ) {
                 Rename-Item $script:destinationDir ${testModulePath}
@@ -704,3 +714,12 @@ function Copy-CrossCompatibilityModule
         }
     }
 }
+
+Function RuleNameCompleter {
+    param($commandName, $parameterName, $wordToComplete, $commandAst, $fakeBoundParmeter)
+
+    Get-Childitem -Path "${projectRoot}\Tests\Rules" -Filter "*$wordToComplete*.tests.ps1" -Name |
+        ForEach-Object { New-Object System.Management.Automation.CompletionResult $_ }
+}
+
+Register-ArgumentCompleter -CommandName 'Test-ScriptAnalyzer' -ParameterName 'RuleToTest' -ScriptBlock $Function:RuleNameCompleter