[dotnet] NuGet packaging for .NET Core

contributors.txt

@@ -145,3 +145,4 @@ YYYY/MM/DD, github id, Full name, email
 2017/03/28, cmd-johnson, Jonas Auer, [email protected]
 2017/04/12, lys0716, Yishuang Lu, [email protected]
 2017/05/11, jimallman, Jim Allman, [email protected]
+2017/05/26, waf, Will Fuqua, [email protected]

doc/releasing-antlr.md

@@ -247,16 +247,13 @@ popd
 
 *Publishing to Nuget from Linux/MacOSX*
 
-**Getting ready to run Nuget**
+**Install the pre-requisites**
 
 Of course you need Mono and `nuget` to be installed. On mac:
 
-```bash
-brew install mono
-brew install nuget
-```
-
-Or, you can [download nuget.exe](https://dist.nuget.org/win-x86-commandline/latest/nuget.exe).
+- mono - on mac, `brew install mono`
+- nuget - on mac, `brew install nuget` or you can [download nuget.exe](https://dist.nuget.org/win-x86-commandline/latest/nuget.exe)
+- dotnet - follow [the instructions here](https://www.microsoft.com/net/core)
 
 From the shell on mac, you can check all is ok by typing
 
@@ -266,36 +263,23 @@ nuget
 
 This should display the nuget help. 
 
-**Creating the assembly**
+**Creating and packaging the assembly**
 
 ```bash
-$ cd runtime/CSharp/runtime/CSharp/Antlr4.Runtime
-$ xbuild /p:Configuration=Release Antlr4.Runtime.mono.csproj
+$ cd runtime/CSharp/runtime/CSharp
+$ ./build-nuget-package.sh
 ...
-		Copying file from '/Users/parrt/antlr/code/antlr4/runtime/CSharp/runtime/CSharp/Antlr4.Runtime/obj/net20/Release/Antlr4.Runtime.Standard.dll' to '/Users/parrt/antlr/code/antlr4/runtime/CSharp/runtime/CSharp/Antlr4.Runtime/lib/Release/Antlr4.Runtime.Standard.dll'
-Done building project "/Users/parrt/antlr/code/antlr4/runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.mono.csproj".
-```
-
-Alternately, you may want to build ANTLR using Xamarin Studio Community (free).
-
-**Packaging for NuGet**
-
-```bash
-cd runtime/CSharp/runtime/CSharp
-```
-
-which is where the `Package.nuspec` file resides.
-
-Type the following command:
-
-```bash
-$ nuget pack Package.nuspec
+Build succeeded.
+    0 Warning(s)
+    0 Error(s)
 Attempting to build package from 'Package.nuspec'.
-Successfully created package '/Users/parrt/antlr/code/antlr4/runtime/CSharp/runtime/CSharp/Antlr4.Runtime.Standard.4.7.0.nupkg'.
+Successfully created package '/path/to/antlr/.../Antlr4.Runtime.Standard.4.7.0.nupkg'.
 ```
 
 This should display: Successfully created package *<package-path>*
 
+Alternately, you may want to build ANTLR using Xamarin Studio Community (free).
+
 **Publishing to NuGet**
 
 You need to be a NuGet owner for "ANTLR 4 Standard Runtime"

runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.dotnet.csproj

@@ -33,5 +33,15 @@
     <GenerateAssemblyFileVersionAttribute>false</GenerateAssemblyFileVersionAttribute>
     <GenerateAssemblyInformationalVersionAttribute>false</GenerateAssemblyInformationalVersionAttribute>
   </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>lib\Debug</OutputPath>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <Optimize>true</Optimize>
+    <OutputPath>lib\Release</OutputPath>
+  </PropertyGroup>
 
 </Project>

runtime/CSharp/runtime/CSharp/Package.nuspec

@@ -20,5 +20,6 @@
   </metadata>
   <files>
     <file src="Antlr4.Runtime/lib/Release/Antlr4.Runtime.Standard.dll" target="lib/net35/"/>
+    <file src="Antlr4.Runtime/lib/Release/netstandard1.3/Antlr4.Runtime.Core.dll" target="lib/netstandard/"/>
   </files>
 </package>

runtime/CSharp/runtime/CSharp/build-nuget-package.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+# Build a .NET 3.5 compatible DLL using mono
+# This step can be done by the `dotnet` cli once https://github.com/Microsoft/msbuild/issues/1333 is resolved.
+echo "Step 1: Building .NET 3.5 DLL"
+xbuild /p:Configuration=Release Antlr4.mono.sln
+
+# Build a .NET core DLL using the `dotnet` cli from microsoft
+echo "Step 2: Building .NET Core DLL"
+dotnet restore Antlr4.dotnet.sln
+dotnet build -c Release Antlr4.dotnet.sln
+
+echo "Step 3: Packaging both DLLs into a single nuget package"
+nuget pack Package.nuspec