Initial implementation of direct git repo data reading

SourceLink.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.27214.1
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29011.400
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Build.Tasks.Git", "src\Microsoft.Build.Tasks.Git\Microsoft.Build.Tasks.Git.csproj", "{A86F9DC3-9595-44AC-ACC6-025FB74813E6}"
 EndProject
@@ -29,8 +29,6 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.GitHub
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.Vsts.Git.UnitTests", "src\SourceLink.Vsts.Git.UnitTests\Microsoft.SourceLink.Vsts.Git.UnitTests.csproj", "{60C82684-6A13-4AEF-A4F5-C429BEDE1913}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Build.Tasks.Git.Operations", "src\Microsoft.Build.Tasks.Git.Operations\Microsoft.Build.Tasks.Git.Operations.csproj", "{BC24CED9-324E-4AF9-939F-BDB0C2C5F644}"
-EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.GitLab", "src\SourceLink.GitLab\Microsoft.SourceLink.GitLab.csproj", "{B8F63D05-BF7E-4F09-B87F-2FD2E6D58149}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.GitLab.UnitTests", "src\SourceLink.GitLab.UnitTests\Microsoft.SourceLink.GitLab.UnitTests.csproj", "{46C6BD7C-ABB7-4444-B095-C63868FACC41}"
@@ -113,10 +111,6 @@ Global
 		{60C82684-6A13-4AEF-A4F5-C429BEDE1913}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{60C82684-6A13-4AEF-A4F5-C429BEDE1913}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{60C82684-6A13-4AEF-A4F5-C429BEDE1913}.Release|Any CPU.Build.0 = Release|Any CPU
-		{BC24CED9-324E-4AF9-939F-BDB0C2C5F644}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{BC24CED9-324E-4AF9-939F-BDB0C2C5F644}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{BC24CED9-324E-4AF9-939F-BDB0C2C5F644}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{BC24CED9-324E-4AF9-939F-BDB0C2C5F644}.Release|Any CPU.Build.0 = Release|Any CPU
 		{B8F63D05-BF7E-4F09-B87F-2FD2E6D58149}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{B8F63D05-BF7E-4F09-B87F-2FD2E6D58149}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{B8F63D05-BF7E-4F09-B87F-2FD2E6D58149}.Release|Any CPU.ActiveCfg = Release|Any CPU

eng/runtimeconfig.template.json

@@ -0,0 +1,3 @@
+{
+  "rollForwardOnNoCandidateFx": 2
+} 

global.json

@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "2.2.203"
+    "dotnet": "3.0.100-preview5-011568"
   },
   "msbuild-sdks": {
     "Microsoft.DotNet.Arcade.Sdk": "1.0.0-beta.19255.2"

src/Common/ValueTuple.cs

@@ -0,0 +1,49 @@
+// Copyright (c) Microsoft.  All Rights Reserved.  Licensed under the Apache License, Version 2.0.  See License.txt in the project root for license information.
+
+#if NET461
+
+using System.Collections.Generic;
+
+namespace System
+{
+    internal struct ValueTuple<T1, T2>
+    {
+        public T1 Item1;
+        public T2 Item2;
+
+        public ValueTuple(T1 item1, T2 item2)
+        {
+            Item1 = item1;
+            Item2 = item2;
+        }
+    }
+
+    internal struct ValueTuple<T1, T2, T3>
+    {
+        public T1 Item1;
+        public T2 Item2;
+        public T3 Item3;
+
+        public ValueTuple(T1 item1, T2 item2, T3 item3)
+        {
+            Item1 = item1;
+            Item2 = item2;
+            Item3 = item3;
+        }
+    }
+
+    namespace Runtime.CompilerServices
+    {
+        internal sealed class TupleElementNamesAttribute : Attribute
+        {
+            public IList<string> TransformNames { get; }
+
+            public TupleElementNamesAttribute(string[] transformNames)
+            {
+                TransformNames = transformNames;
+            }
+        }
+    }
+}
+
+#endif

src/Directory.Build.props

@@ -3,10 +3,11 @@
   <Import Project="Sdk.props" Sdk="Microsoft.DotNet.Arcade.Sdk" />
 
   <PropertyGroup>
-    <LangVersion>Latest</LangVersion>
+    <LangVersion>Preview</LangVersion>
     <Copyright>$(CopyrightMicrosoft)</Copyright>
     <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
     <GenerateResxSource>true</GenerateResxSource>
+    <UserRuntimeConfig Condition="$(TargetFramework.StartsWith('netcoreapp'))">$(RepositoryEngineeringDir)runtimeconfig.template.json</UserRuntimeConfig>
   </PropertyGroup>
 
   <!-- 

src/Microsoft.Build.StandardCI/Microsoft.Build.StandardCI.csproj

@@ -2,6 +2,7 @@
   <PropertyGroup>
     <TargetFrameworks>net461;netcoreapp2.0</TargetFrameworks>
     <AutoGenerateAssemblyVersion>true</AutoGenerateAssemblyVersion>
+    <ExcludeFromSourceBuild>true</ExcludeFromSourceBuild>
 
     <!-- Using an explicit nuspec file since NuGet Pack target currently doesn't support including dependencies in tools packages -->
     <IsPackable>true</IsPackable>