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Possible fix for constant source generator crashes

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Kwoth
2022-06-29 15:28:21 +02:00
parent 1517a35ef7
commit c66e0fb6b7
1 changed files with 17 additions and 4 deletions
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21
src/NadekoBot.Generators/Command/CommandAttributesGenerator.cs
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@@ -64,7 +64,9 @@ public class CmdAttribute : System.Attribute
public void Initialize(IncrementalGeneratorInitializationContext context) public void Initialize(IncrementalGeneratorInitializationContext context)
{ {
// #if DEBUG // #if DEBUG
// SpinWait.SpinUntil(() => Debugger.IsAttached); // if (!Debugger.IsAttached)
// Debugger.Launch();
// // SpinWait.SpinUntil(() => Debugger.IsAttached);
// #endif // #endif
context.RegisterPostInitializationOutput(static ctx => ctx.AddSource( context.RegisterPostInitializationOutput(static ctx => ctx.AddSource(
"CmdAttribute.g.cs", "CmdAttribute.g.cs",
@@ -157,7 +159,8 @@ public class CmdAttribute : System.Attribute
.Distinct(); .Distinct();
var methodModels = methods var methodModels = methods
.Select(x => MethodDeclarationToMethodModel(compilation, x!)); .Select(x => MethodDeclarationToMethodModel(compilation, x!))
.Where(static x => x is not null);
var groups = methodModels var groups = methodModels
.GroupBy(static x => $"{x.Namespace}.{string.Join(".", x.Classes)}"); .GroupBy(static x => $"{x.Namespace}.{string.Join(".", x.Classes)}");
@@ -187,11 +190,21 @@ public class CmdAttribute : System.Attribute
return models; return models;
} }
private static MethodModel MethodDeclarationToMethodModel(Compilation comp, MethodDeclarationSyntax decl) private static MethodModel? MethodDeclarationToMethodModel(Compilation comp, MethodDeclarationSyntax decl)
{ {
// SpinWait.SpinUntil(static () => Debugger.IsAttached); // SpinWait.SpinUntil(static () => Debugger.IsAttached);
var semanticModel = comp.GetSemanticModel(decl.SyntaxTree); SemanticModel semanticModel;
try
{
semanticModel = comp.GetSemanticModel(decl.SyntaxTree);
}
catch
{
// for some reason this method can throw "Not part of this compilation" argument exception
return null;
}
var methodModel = new MethodModel( var methodModel = new MethodModel(
@params: decl.ParameterList.Parameters @params: decl.ParameterList.Parameters
.Where(p => p.Type is not null) .Where(p => p.Type is not null)