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Merge pull request dotnet#5 from kevinwkt/JsonCodeGenSkeleton
Json code gen skeleton
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17 changes: 17 additions & 0 deletions
17
...ries/System.Text.Json/System.Text.Json.SourceGeneration.Tests/JsonSourceGeneratorTests.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using Xunit; | ||
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| namespace System.Text.Json.SourceGeneration.Tests | ||
| { | ||
| public class JsonSerializerSouceGeneratorTests | ||
| { | ||
| [Fact] | ||
| public static void TestGeneratedCode() | ||
| { | ||
| Assert.Equal("Hello", HelloWorldGenerated.HelloWorld.SayHello()); | ||
| } | ||
| } | ||
| } |
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...on/System.Text.Json.SourceGeneration.Tests/System.Text.Json.SourceGeneration.Tests.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
| <PropertyGroup> | ||
| <TargetFrameworks>$(NetCoreAppCurrent);$(NetFrameworkCurrent)</TargetFrameworks> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <ProjectReference Include="..\System.Text.Json.SourceGeneration\System.Text.Json.SourceGeneration.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" /> | ||
| </ItemGroup> | ||
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| <ItemGroup> | ||
| <Compile Include="JsonSourceGeneratorTests.cs" /> | ||
| </ItemGroup> | ||
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| <Target Name="FixIncrementalCoreCompileWithAnalyzers" BeforeTargets="CoreCompile"> | ||
| <ItemGroup> | ||
| <CustomAdditionalCompileInputs Include="@(Analyzer)" /> | ||
| </ItemGroup> | ||
| </Target> | ||
| </Project> |
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.../System.Text.Json/System.Text.Json.SourceGeneration.UnitTests/JsonSourceGeneratorTests.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using Microsoft.CodeAnalysis; | ||
| using Microsoft.CodeAnalysis.Diagnostics; | ||
| using Xunit; | ||
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| namespace System.Text.Json.SourceGeneration.UnitTests | ||
| { | ||
| public static class GeneratorTests | ||
| { | ||
| [Fact] | ||
| public static void SourceGeneratorInitializationPass() | ||
| { | ||
| } | ||
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| [Fact] | ||
| public static void SourceGeneratorInitializationFail() | ||
| { | ||
| } | ||
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| [Fact] | ||
| public static void SourceGeneratorExecutionPass() | ||
| { | ||
| } | ||
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| [Fact] | ||
| public static void SourceGeneratorExecutionFail() | ||
| { | ||
| } | ||
| } | ||
| } |
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...m.Text.Json.SourceGeneration.UnitTests/System.Text.Json.SourceGeneration.UnitTests.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
| <PropertyGroup> | ||
| <TargetFrameworks>$(NetCoreAppCurrent);$(NetFrameworkCurrent)</TargetFrameworks> | ||
| </PropertyGroup> | ||
|
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| <ItemGroup> | ||
| <PackageReference Include="Microsoft.CodeAnalysis" Version="$(MicrosoftCodeAnalysisVersion)" PrivateAssets="all" /> | ||
| <ProjectReference Include="..\System.Text.Json.SourceGeneration\System.Text.Json.SourceGeneration.csproj" /> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <Compile Include="JsonSourceGeneratorTests.cs" /> | ||
| </ItemGroup> | ||
|
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| <Target Name="FixIncrementalCoreCompileWithAnalyzers" BeforeTargets="CoreCompile"> | ||
| <ItemGroup> | ||
| <CustomAdditionalCompileInputs Include="@(Analyzer)" /> | ||
| </ItemGroup> | ||
| </Target> | ||
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| </Project> |
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62
src/libraries/System.Text.Json/System.Text.Json.SourceGeneration/JsonSourceGenerator.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
|
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| using Microsoft.CodeAnalysis; | ||
| using Microsoft.CodeAnalysis.Text; | ||
| using Microsoft.CodeAnalysis.CSharp.Syntax; | ||
| using System.Collections.Generic; | ||
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| namespace System.Text.Json.SourceGeneration | ||
| { | ||
| /// <summary> | ||
| /// Base JsonSerializerSourceGenerator. This class will invoke CodeGenerator within Execute | ||
| /// to generate wanted output code for JsonSerializers. | ||
| /// </summary> | ||
| [Generator] | ||
| public class JsonSerializerSourceGenerator : ISourceGenerator | ||
| { | ||
| public void Execute(SourceGeneratorContext context) | ||
| { | ||
| // Foreach type found, call code generator. | ||
| StringBuilder sourceBuilder = new StringBuilder(@" | ||
| using System; | ||
| namespace HelloWorldGenerated | ||
| { | ||
| public static class HelloWorld | ||
| { | ||
| public static string SayHello() | ||
| { | ||
| return ""Hello""; | ||
| "); | ||
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| sourceBuilder.Append(@" | ||
| } | ||
| } | ||
| }"); | ||
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| context.AddSource("helloWorldGenerated", SourceText.From(sourceBuilder.ToString(), Encoding.UTF8)); | ||
| } | ||
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| public void Initialize(InitializationContext context) | ||
| { | ||
| context.RegisterForSyntaxNotifications(() => new JsonSerializableSyntaxReceiver()); | ||
| } | ||
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| // Temporary function for now that reads all types. Should search types with attribute JsonSerializable. | ||
| internal class JsonSerializableSyntaxReceiver : ISyntaxReceiver | ||
| { | ||
| public List<TypeDeclarationSyntax> GeneratorInputTypes = new List<TypeDeclarationSyntax>(); | ||
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| public void OnVisitSyntaxNode(SyntaxNode syntaxNode) | ||
| { | ||
| // Get all the type decl in all syntax tree. | ||
| if (syntaxNode is TypeDeclarationSyntax tds) | ||
| { | ||
| GeneratorInputTypes.Add(tds); | ||
| } | ||
| } | ||
| } | ||
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| } | ||
| } |
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...stem.Text.Json/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <TargetFrameworks>netstandard2.0</TargetFrameworks> | ||
| <CLSCompliant>false</CLSCompliant> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="$(MicrosoftCodeAnalysisCSharpWorkspacesVersion)" PrivateAssets="all" /> | ||
| <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="$(MicrosoftCodeAnalysisAnalyzersVersion)" PrivateAssets="all" /> | ||
| <PackageReference Include="Microsoft.DotNet.Build.Tasks.Packaging" Version="$(MicrosoftDotNetBuildTasksPackagingVersion)" PrivateAssets="all" /> | ||
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| <!-- update dependencies brought in transitively from CodeAnalysis to avoid referencing 1.x packages --> | ||
| <PackageReference Include="NETStandard.Library" Version="2.0.3" ExcludeAssets="All" /> | ||
| <PackageReference Include="System.Composition" Version="1.4.1" /> | ||
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| <PackageDestination Include="analyzers\dotnet\cs" /> | ||
| </ItemGroup> | ||
|
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| <ItemGroup> | ||
| <Compile Include="JsonSourceGenerator.cs" /> | ||
| </ItemGroup> | ||
|
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| </Project> |
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