Use Common paths for Build, Publish and Pack

The new Output paths point to...

Build: `~build\...`
Restore: `~build\ext`
Publish: `~publish\...`
Pack: `~publish\{bin,obj}`

.gitignore

@@ -11,6 +11,10 @@
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
 
+# Working folders
+~build/
+~publish/
+
 # Build results
 [Dd]ebug/
 [Dd]ebugPublic/

Directory.Build.props

@@ -13,7 +13,6 @@
     <When Condition="$(IsCoreProject)">
       <PropertyGroup>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
-        <PackageOutputPath>$(RepositoryDirectory)bin\nupkg</PackageOutputPath>
         <GenerateLibraryLayout Condition="$(IsUwpProject)">true</GenerateLibraryLayout>
         <TreatWarningsAsErrors Condition="'$(Configuration)' == 'Release'">true</TreatWarningsAsErrors>
       </PropertyGroup>

SmokeTests/SmokeTest.csproj

@@ -119,7 +119,7 @@
   <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
   <Target Name="BeforeBuild">
     <ItemGroup Condition="$(CurrentProject) != 'UWPBaseline' and '$(CurrentProject)' != 'UWPBaselineWinUI'">
-      <NuGetPackage Include="$(RepositoryDirectory)bin\nupkg\$(CurrentProject).*.nupkg" />
+      <NuGetPackage Include="$(RepositoryDirectory)~packages\bin\$(CurrentProject).*.nupkg" />
       <NuGetPackageFiltered Condition="$([System.Text.RegularExpressions.Regex]::IsMatch('%(Identity)', `$(CurrentProject).([0-9]+)\.([0-9]+)\.([0-9]+)(?:-([0-9A-Za-z-]+(?:\.[0-9A-Za-z-]+)*))?(?:\+[0-9A-Za-z-]+)?.nupkg`))" Include="@(NuGetPackage)" />
     </ItemGroup>
     <Error Condition="'@(NuGetPackageFiltered)' == '' and $(CurrentProject) != 'UWPBaseline' and '$(CurrentProject)' != 'UWPBaselineWinUI'" Text="NuGet '$(CurrentProject).[SEMVER].nupkg' doesn't exist!" />

SmokeTests/SmokeTests.proj

@@ -82,7 +82,7 @@
 
   <Target Name="CheckNuGetPackages">
     <PropertyGroup>
-      <NuGetOutputPath>$(MSBuildThisFileDirectory)..\bin\nupkg</NuGetOutputPath>
+      <NuGetOutputPath>$(MSBuildThisFileDirectory)..\~packages\bin</NuGetOutputPath>
     </PropertyGroup>
     <ItemGroup>
       <NuGetPackage Include="$(NuGetOutputPath)\*.nupkg" />

SmokeTests/nuget.config

@@ -1,7 +1,7 @@
 <configuration>
   <packageSources>
     <clear />
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
-    <add key="Local" value="..\bin\nupkg" />
+    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+    <add key="Local" value="..\~packages\bin" />
   </packageSources>
 </configuration>

azure-pipelines.yml

@@ -91,13 +91,13 @@ jobs:
     env:
       SignClientUser: $(SignClientUser)
       SignClientSecret: $(SignClientSecret)
-      ArtifactDirectory: bin\nupkg
+      ArtifactDirectory: ~packages\bin
     condition: and(succeeded(), not(eq(variables['build.reason'], 'PullRequest')), not(eq(variables['SignClientSecret'], '')), not(eq(variables['SignClientUser'], '')))
 
   - task: PublishPipelineArtifact@1
     displayName: Publish Package Artifacts
     inputs:
-      targetPath: .\bin\nupkg
+      targetPath: .\~packages\bin
       artifactName: Packages
 
 ### Smoke Tests ###
@@ -111,7 +111,7 @@ jobs:
     displayName: Download NuGet Packages Artifact
     inputs:
       artifact: Packages
-      path: .\bin\nupkg
+      path: .\~packages\bin
 
   - task: DotNetCoreCLI@2
     inputs:

build/Windows.Toolkit.Common.props

@@ -44,4 +44,19 @@
     <ContinuousIntegrationBuild>$(TF_BUILD)</ContinuousIntegrationBuild>
   </PropertyGroup>
 
+  <PropertyGroup>
+    <!-- Common Outputs -->
+    <BuildDir>~build\</BuildDir>
+    <PublishDir>~publish\</PublishDir>
+    <!-- Build Outputs -->
+    <BaseOutputPath>$(BuildDir)bin\</BaseOutputPath>
+    <BaseIntermediateOutputPath>$(BuildDir)obj\</BaseIntermediateOutputPath>
+    <!-- Restore Outputs-->
+    <MSBuildProjectExtensionsPath>$(BuildDir)ext\</MSBuildProjectExtensionsPath>
+    <RestoreOutputPath>$(MSBuildProjectExtensionsPath)</RestoreOutputPath>
+    <!-- Pack Outputs -->
+    <NuSpecOutputPath>$(MSBuildProjectDirectory)$(PublishDir)obj\</NuSpecOutputPath>
+    <PackageOutputPath>$(MSBuildProjectDirectory)$(PublishDir)bin\</PackageOutputPath>
+  </PropertyGroup>
+
 </Project>

build/Windows.Toolkit.VisualStudio.Design.targets

@@ -1,7 +1,7 @@
 <Project>
 
   <PropertyGroup>
-    <ParentProjectOutputPath>..\$(ParentProjectName)\bin\$(Configuration)\$(ParentTargetFramework)\</ParentProjectOutputPath>
+    <ParentProjectOutputPath>..\$(ParentProjectName)\~build\bin\$(Configuration)\$(ParentTargetFramework)\</ParentProjectOutputPath>
     <OutputPath>$(ParentProjectOutputPath)Design\</OutputPath>
   </PropertyGroup>