Use SourceLink

Directory.Build.props

@@ -13,5 +13,9 @@
 
     <RepositoryUrl>https://github.com/dotnet/symreader-converter</RepositoryUrl>
     <PackageProjectUrl>$(RepositoryUrl)</PackageProjectUrl>
+
+    <!-- SourceLink: Generate source link when building in microbuild. -->
+    <SourceLinkCreate Condition="'$(BUILD_BUILDNUMBER)' != ''">true</SourceLinkCreate>
+    <SourceLinkRepo>$(RepoRoot)</SourceLinkRepo>
   </PropertyGroup>
 </Project>

build/Toolset.proj

@@ -13,6 +13,7 @@
     <PackageReference Include="MicroBuild.Core" Version="$(MicroBuildCoreVersion)" />
     <PackageReference Include="MicroBuild.Core.Sentinel" Version="1.0.0" />
     <PackageReference Include="Microsoft.Net.Compilers" Version="$(MicrosoftNetCompilersVersion)" />
+    <PackageReference Include="SourceLink.Create.CommandLine" Version="$(SourceLinkCreateCommandLineVersion)" PrivateAssets="all" />
   </ItemGroup>
   <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
 </Project>

build/Versions.props

@@ -13,6 +13,7 @@
     <MicroBuildCoreVersion>0.2.0</MicroBuildCoreVersion>
     <MicroBuildPluginsSwixBuildVersion>1.0.101</MicroBuildPluginsSwixBuildVersion>
     <MicrosoftNetCompilersVersion>2.0.1</MicrosoftNetCompilersVersion>
+    <SourceLinkCreateCommandLineVersion>2.1.0</SourceLinkCreateCommandLineVersion>
 
     <!-- Tests -->
     <MicrosoftNETTestSdkVersion>15.0.0-preview-20170125-04</MicrosoftNETTestSdkVersion>

src/Directory.Build.targets

@@ -2,4 +2,6 @@
 <Project>
   <!-- This file is imported by all projects at the end of the project files -->
   <Import Project="$(RepoToolsetDir)Imports.targets" />
+  <!-- Source link -->
+  <Import Project="$(NuGetPackageRoot)SourceLink.Create.CommandLine\$(SourceLinkCreateCommandLineVersion)\build\SourceLink.Create.CommandLine.targets" />
 </Project>