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Fix generic implicit operators compilation error in AotConverterGenerator #2758

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Merged
thomhurst merged 4 commits into from
Aug 4, 2025
Merged

Fix generic implicit operators compilation error in AotConverterGenerator #2758

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5f246db
Initial plan
Copilot Aug 4, 2025
ac49734
Identify the issue: Generic types with implicit operators generate in…
Copilot Aug 4, 2025
d858975
Fix: Skip generic conversion operators with unbound type parameters i…
Copilot Aug 4, 2025
ea42d3e
Remove temporary test file and verify fix works with exact issue repr…
Copilot Aug 4, 2025
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7 changes: 7 additions & 0 deletions TUnit.Core.SourceGenerator/Generators/AotConverterGenerator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,13 @@ public void Initialize(IncrementalGeneratorInitializationContext context)
var sourceType = methodSymbol.Parameters[0].Type;
var targetType = methodSymbol.ReturnType;

// Skip conversion operators with unbound generic type parameters
// These cannot be properly represented in AOT converters at runtime
if (sourceType.IsGenericDefinition() || targetType.IsGenericDefinition())
{
return null;
}

return new ConversionInfo
{
ContainingType = containingType,
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