Stowage/godot
2
0
Fork 0
mirror of https://github.com/godotengine/godot.git synced 2025-11-01 06:01:14 +00:00
Code Issues Projects Releases Packages Wiki Activity

C#: Add a Roslyn analyzer for global classes

Browse source 
Co-Authored-By: Raul Santos <raulsntos@gmail.com>
This commit is contained in:
398utubzyt 2023-07-03 19:35:54 -07:00
parent cdd2313ba2
commit 8e56c807cc
3 changed files with 104 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

42
modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators/GlobalClassAnalyzer.cs Normal file
View file

@ -0,0 +1,42 @@
using System.Collections.Immutable;
using System.Linq;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Diagnostics;
namespace Godot.SourceGenerators
{
[DiagnosticAnalyzer(LanguageNames.CSharp)]
public class GlobalClassAnalyzer : DiagnosticAnalyzer
{
public override ImmutableArray<DiagnosticDescriptor> SupportedDiagnostics
=> ImmutableArray.Create(
Common.GlobalClassMustDeriveFromGodotObjectRule,
Common.GlobalClassMustNotBeGenericRule);
public override void Initialize(AnalysisContext context)
{
context.ConfigureGeneratedCodeAnalysis(GeneratedCodeAnalysisFlags.None);
context.EnableConcurrentExecution();
context.RegisterSyntaxNodeAction(AnalyzeNode, SyntaxKind.ClassDeclaration);
}
private void AnalyzeNode(SyntaxNodeAnalysisContext context)
{
var typeClassDecl = (ClassDeclarationSyntax)context.Node;
// Return if not a type symbol or the type is not a global class.
if (context.ContainingSymbol is not INamedTypeSymbol typeSymbol ||
!typeSymbol.GetAttributes().Any(a => a.AttributeClass?.IsGodotGlobalClassAttribute() ?? false))
return;
if (typeSymbol.IsGenericType)
Common.ReportGlobalClassMustNotBeGeneric(context, typeClassDecl, typeSymbol);
if (!typeSymbol.InheritsFrom("GodotSharp", GodotClasses.GodotObject))
Common.ReportGlobalClassMustDeriveFromGodotObject(context, typeClassDecl, typeSymbol);
}
}
}