Enabling VB in the CLI.

Fixing the permissions for RunVbc.sh.

TestAssets/TestProjects/VBTestApp/Program.vb

@@ -0,0 +1,7 @@
+Imports System
+
+Module Program
+    Sub Main(args As String())
+        Console.WriteLine("Hello World!")
+    End Sub
+End Module

TestAssets/TestProjects/VBTestApp/VBTestApp.vbproj

@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

build_projects/dotnet-cli-build/EnvironmentVariableFilter.cs

@@ -22,7 +22,7 @@ namespace Microsoft.DotNet.Cli.Build
 
         private IEnumerable<string> _environmentVariablesToRemove = new string []
         {
-            "CscToolExe"
+            "CscToolExe", "VbcToolExe"
         };
 
         private IEnumerable<string> _environmentVariablesToKeep = new string []

src/Microsoft.DotNet.Cli.Utils/MSBuildForwardingAppWithoutLogging.cs

@@ -24,6 +24,7 @@ namespace Microsoft.DotNet.Cli.Utils
             {
                 { "MSBuildExtensionsPath", AppContext.BaseDirectory },
                 { "CscToolExe", GetRunCscPath() },
+                { "VbcToolExe", GetRunVbcPath() },
                 { "MSBuildSDKsPath", GetMSBuildSDKsPath() }
             };
 
@@ -77,10 +78,20 @@ namespace Microsoft.DotNet.Cli.Utils
                 SdksDirectoryName);
         }
 
+        private static string GetRunVbcPath()
+        {
+            return GetRunToolPath("Vbc");
+        }        
+
         private static string GetRunCscPath()
+        {
+            return GetRunToolPath("Csc");
+        }
+
+        private static string GetRunToolPath(string compilerName)
         {
             var scriptExtension = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? ".cmd" : ".sh";
-            return Path.Combine(AppContext.BaseDirectory, "Roslyn", $"RunCsc{scriptExtension}");
+            return Path.Combine(AppContext.BaseDirectory, "Roslyn", $"Run{compilerName}{scriptExtension}");
         }
     }
 }

src/redist/redist.csproj

@@ -201,26 +201,18 @@
                                      $(SharedFrameworkNameVersionPath)" />
   </Target>
 
-  <Target Name="RemoveVbc"
-          AfterTargets="CrossgenPublishDir">
-    <ItemGroup>
-      <_VbcPath Include="$(PublishDir)/**/vbc.exe" />
-    </ItemGroup>
-
-    <Delete Files="@(_VbcPath)" />
-  </Target>
-
   <Target Name="ChmodPublishDir"
-          AfterTargets="RemoveVbc"
+          AfterTargets="CrossgenPublishDir"
           Condition=" '$(OSName)' != 'win' ">
     
     <Exec Command="find $(SdkOutputDirectory) -type d -exec chmod 755 {} \;" />
     <Exec Command="find $(SdkOutputDirectory) -type f -exec chmod 644 {} \;" />
     <Chmod Mode="755" Glob="$(SdkOutputDirectory)/Roslyn/RunCsc.sh" />
+    <Chmod Mode="755" Glob="$(SdkOutputDirectory)/Roslyn/RunVbc.sh" />
   </Target>
 
   <Target Name="CreateSymbolsDirectory"
-          AfterTargets="RemoveVbc">
+          AfterTargets="CrossgenPublishDir">
     <ItemGroup>
       <_AllSdkFiles Include="$(PublishDir)/**/*" />
     </ItemGroup>

src/tool_roslyn/RunVbc.cmd

@@ -0,0 +1,6 @@
+@echo off
+
+REM Copyright (c) .NET Foundation and contributors. All rights reserved.
+REM Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+"%~dp0..\..\..\dotnet" "%~dp0vbc.exe" %*

src/tool_roslyn/RunVbc.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) .NET Foundation and contributors. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+#
+
+set -e
+
+SOURCE="${BASH_SOURCE[0]}"
+while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
+  DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+  SOURCE="$(readlink "$SOURCE")"
+  [[ "$SOURCE" != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+
+"$DIR/../../../dotnet" "$DIR/vbc.exe" "$@"

src/tool_roslyn/tool_roslyn.csproj

@@ -20,13 +20,13 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Content Include="RunCsc.sh;RunCsc.cmd">
+    <Content Include="RunCsc.sh;RunCsc.cmd;RunVbc.sh;RunVbc.cmd">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
     </Content>
   </ItemGroup>
 
-  <Target Name="MakeCscRunnableAndMoveToPublishDir"
+  <Target Name="MakeCscAndVbcRunnableAndMoveToPublishDir"
           AfterTargets="Publish"
           BeforeTargets="RemoveFilesAfterPublish">
     <ItemGroup>
@@ -48,6 +48,13 @@
           DestinationFiles="$(PublishDir)/csc.exe;
                             $(PublishDir)/csc.runtimeconfig.json;
                             $(PublishDir)/csc.deps.json;" />
+
+    <Copy SourceFiles="$(PublishDir)/runtimes/any/native/vbc.exe;
+                       $(PublishDir)/$(TargetName).runtimeconfig.json;
+                       $(PublishDir)/$(TargetName).deps.json;"
+          DestinationFiles="$(PublishDir)/vbc.exe;
+                            $(PublishDir)/vbc.runtimeconfig.json;
+                            $(PublishDir)/vbc.deps.json;" />
   </Target>
 
   <Target Name="RemoveFilesAfterPublish"

test/dotnet-msbuild.Tests/GivenMsbuildForwardingApp.cs

@@ -32,6 +32,7 @@ namespace Microsoft.DotNet.Cli.MSBuild.Tests
         [Theory]
         [InlineData("MSBuildExtensionsPath")]
         [InlineData("CscToolExe")]
+        [InlineData("VbcToolExe")]
         [InlineData("MSBuildSDKsPath")]
         [InlineData("DOTNET_CLI_TELEMETRY_SESSIONID")]
         public void ItSetsEnvironmentalVariables(string envVarName)
@@ -76,6 +77,17 @@ namespace Microsoft.DotNet.Cli.MSBuild.Tests
                 .Should().NotBeNull("constructor will throw on invalid path");
         }
 
+        [Fact]
+        public void ItSetsVbcToolExePathToValidPath()
+        {
+            var msbuildPath = "<msbuildpath>";
+            var envVar = "VbcToolExe";
+            new FileInfo(new MSBuildForwardingApp(new string[0], msbuildPath)
+                                .GetProcessStartInfo()
+                                .Environment[envVar])
+                .Should().NotBeNull("constructor will throw on invalid path");
+        }
+
         [Fact]
         public void ItSetsOrIgnoresTelemetrySessionId()
         {

test/dotnet.Tests/GivenThatICareAboutVBApps.cs

@@ -0,0 +1,70 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. 
+// Licensed under the MIT license. See LICENSE file in the project root for full license information. 
+
+using System;
+using System.IO;
+using FluentAssertions;
+using Microsoft.DotNet.TestFramework;
+using Microsoft.DotNet.Tools.Test.Utilities;
+using Xunit;
+
+namespace Microsoft.DotNet.Tests
+{
+    public class GivenThatICareAboutVBApps : TestBase
+    {
+        private TestAssetInstance _testInstance;
+
+        public GivenThatICareAboutVBApps()
+        {
+            _testInstance = TestAssets.Get("VBTestApp")
+                            .CreateInstance()
+                            .WithSourceFiles();
+
+            new RestoreCommand()
+                .WithWorkingDirectory(_testInstance.Root)
+                .Execute()
+                .Should().Pass();
+        }
+
+        [Fact]
+        public void ICanBuildVBApps()
+        {
+            new BuildCommand()
+                .WithWorkingDirectory(_testInstance.Root)
+                .Execute()
+                .Should().Pass();
+        }
+
+        [Fact]
+        public void ICanRunVBApps()
+        {
+            new RunCommand()
+                .WithWorkingDirectory(_testInstance.Root)
+                .Execute()
+                .Should().Pass();
+        }
+
+        [Fact]
+        public void ICanPublicAndRunVBApps()
+        {
+            new PublishCommand()
+                .WithWorkingDirectory(_testInstance.Root)
+                .Execute()
+                .Should().Pass();
+
+            var configuration = Environment.GetEnvironmentVariable("CONFIGURATION") ?? "Debug";
+            var outputDll = Path.Combine(
+                _testInstance.Root.FullName,
+                "bin",
+                configuration,
+                "netcoreapp2.0",
+                "publish",
+                "VBTestApp.dll");
+
+            new DotnetCommand()
+                .ExecuteWithCapturedOutput(outputDll)
+                .Should().Pass()
+                         .And.HaveStdOutContaining("Hello World");
+        }
+    }
+}