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NEW: Base classes/helpers to create project specific source generators
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Lines changed: 314 additions & 186 deletions

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‎CustomGeneratorTests/CustomGeneratorTests.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<LangVersion>preview</LangVersion>
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<TargetFramework>netstandard2.0</TargetFramework>
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<PreserveCompilationContext>true</PreserveCompilationContext>
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</PropertyGroup>
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<PropertyGroup>
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<EnableNETAnalyzers>true</EnableNETAnalyzers>
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<EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="GodotSharp.SourceGenerators" Version="1.1.0" />
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</ItemGroup>
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</Project>

‎CustomGeneratorTests/MyClassAttribute.cs‎

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using System;
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namespace CustomGeneratorTests
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{
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[AttributeUsage(AttributeTargets.Class)]
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public class MyClassAttribute : Attribute { }
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}

‎CustomGeneratorTests/MyClassAttributeGenerator.cs‎

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using System.Collections.Generic;
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using GodotSharp.SourceGenerators;
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using Microsoft.CodeAnalysis;
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namespace CustomGeneratorTests
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{
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[Generator]
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internal class MyClassAttributeGenerator : SourceGeneratorForDeclaredTypesWithAttribute<MyClassAttribute>
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{
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protected override (string GeneratedCode, DiagnosticDetail Error) GenerateCode(Compilation compilation, INamedTypeSymbol symbol, AttributeData attribute)
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{
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var content = symbol.GeneratePartialClass(Content(), Usings());
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return (content, null);
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static IEnumerable<string> Content()
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{
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yield return "private void MyClassAttributeGeneratedThisMethod()";
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yield return "{";
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yield return "}";
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}
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static IEnumerable<string> Usings()
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{
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yield return "using System;";
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}
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}
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}
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}

‎CustomGeneratorTests/MyMethodAttribute.cs‎

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using System;
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namespace CustomGeneratorTests
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{
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[AttributeUsage(AttributeTargets.Method)]
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public class MyMethodAttribute : Attribute { }
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}

‎CustomGeneratorTests/MyMethodAttributeGenerator.cs‎

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using System.Collections.Generic;
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using GodotSharp.SourceGenerators;
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using Microsoft.CodeAnalysis;
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namespace CustomGeneratorTests
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{
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[Generator]
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internal class MyMethodAttributeGenerator : SourceGeneratorForDeclaredMethodsWithAttribute<MyMethodAttribute>
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{
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protected override (string GeneratedCode, DiagnosticDetail Error) GenerateCode(Compilation compilation, IMethodSymbol symbol, AttributeData attribute)
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{
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var content = symbol.ContainingType.GeneratePartialClass(Content());
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return (content, null);
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static IEnumerable<string> Content()
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{
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yield return "private void MyMethodAttributeGeneratedThisMethod()";
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yield return "{";
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yield return "}";
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}
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}
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}
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}

‎GodotTests/CustomGeneratorTests/.gdignore‎

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‎GodotTests/CustomGeneratorTests/MyTestClass.cs‎

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using System.Collections.Generic;
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using CustomGeneratorTests;
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namespace GodotTests.CustomGeneratorTests
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{
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[MyClass]
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public partial class MyTestClass<T1>
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{
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[MyMethod]
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public IEnumerable<(decimal? D, T2 T)?> MyTestMethod<T2>(ref float? _, out IEnumerable<int?> __)
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{
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// If these compile, test passes
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MyClassAttributeGeneratedThisMethod();
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MyMethodAttributeGeneratedThisMethod();
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__ = null;
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return null;
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}
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}
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}

‎GodotTests/CustomGeneratorTests/MyTestClassWithNoNamespaceAndSameName.cs‎

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using System.Collections.Generic;
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using CustomGeneratorTests;
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[MyClass]
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public partial class MyTestClass<T1>
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{
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[MyMethod]
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public IEnumerable<(decimal? D, T2 T)?> MyTestMethod<T2>(ref float? _, out IEnumerable<int?> __)
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{
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// If these compile, test passes
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MyClassAttributeGeneratedThisMethod();
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MyMethodAttributeGeneratedThisMethod();
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__ = null;
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return null;
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}
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}

Godot.Tests/Godot.Tests.csproj renamed to GodotTests/GodotTests.csproj

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<Project Sdk="Godot.NET.Sdk/4.0.0-dev3">
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<PropertyGroup>
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<LangVersion>preview</LangVersion>
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<RootNamespace>GodotTests</RootNamespace>
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<TargetFramework>netstandard2.1</TargetFramework>
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</PropertyGroup>
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<PropertyGroup>
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<None Include="**\*.tscn" />
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="FluentAssertions" Version="5.10.3" />
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<PackageReference Include="FluentAssertions" Version="6.0.0-alpha0002" />
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<PackageReference Include="FluentAssertions.Analyzers" Version="0.11.4" />
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<PackageReference Include="GodotSharp.SourceGenerators" Version="1.0.0" />
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<PackageReference Include="GodotSharp.SourceGenerators" Version="1.1.0" />
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</ItemGroup>
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</Project>
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<ItemGroup>
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<ProjectReference Include="..\CustomGeneratorTests\CustomGeneratorTests.csproj" OutputItemType="analyzer" />
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</ItemGroup>
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</Project>

Godot.Tests/Godot.Tests.sln renamed to GodotTests/GodotTests.sln

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# Visual Studio Version 16
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VisualStudioVersion = 16.0.30907.101
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Godot.Tests", "Godot.Tests.csproj", "{8D6FD73B-6457-4D5B-AA02-DC26FBAB1999}"
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "GodotTests", "GodotTests.csproj", "{8D6FD73B-6457-4D5B-AA02-DC26FBAB1999}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{5BD6ADE4-7B2D-4E76-AC42-AB68BB1E1931}"
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ProjectSection(SolutionItems) = preProject
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project.godot = project.godot
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EndProjectSection
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EndProject
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CustomGeneratorTests", "..\CustomGeneratorTests\CustomGeneratorTests.csproj", "{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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{8D6FD73B-6457-4D5B-AA02-DC26FBAB1999}.ExportRelease|Any CPU.Build.0 = ExportRelease|Any CPU
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{8D6FD73B-6457-4D5B-AA02-DC26FBAB1999}.Release|Any CPU.ActiveCfg = ExportRelease|Any CPU
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{8D6FD73B-6457-4D5B-AA02-DC26FBAB1999}.Release|Any CPU.Build.0 = ExportRelease|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.ExportDebug|Any CPU.ActiveCfg = Debug|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.ExportDebug|Any CPU.Build.0 = Debug|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.ExportRelease|Any CPU.ActiveCfg = Release|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.ExportRelease|Any CPU.Build.0 = Release|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{16EEA1DE-64CA-4778-9DA8-8499F5FE5464}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE

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