sdk: Surface verbose MCP diagnostics (mcp.diagnostic) - #2127

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connor4312:sdk/mcp-diagnostic

GitHub Advanced Security / CodeQL succeeded Jul 29, 2026 in 4s

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Check notice on line 9432 in python/copilot/generated/session_events.py

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Explicit returns mixed with implicit (fall through) returns Note generated

Mixing implicit and explicit returns may indicate an error, as implicit returns always return None.

Check warning on line 216 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 221 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 227 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Useless upcast Warning generated

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Check warning on line 234 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 216 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsMcpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 221 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsMcpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 227 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsMcpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 228 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsMcpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 234 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsMcpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 216 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.FactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 221 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.FactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 227 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.FactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 228 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.FactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 234 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.FactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 216 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.McpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 221 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.McpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 227 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.McpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 228 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.McpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 234 in dotnet/src/obj/Debug/net10.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/SessionEventsJsonContext.McpDiagnosticEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 216 in dotnet/src/obj/Debug/net8.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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- the conversion can be done implicitly.

Check warning on line 221 in dotnet/src/obj/Debug/net8.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

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Check warning on line 227 in dotnet/src/obj/Debug/net8.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

There is no need to upcast from

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- the conversion can be done implicitly.

Check warning on line 228 in dotnet/src/obj/Debug/net8.0/generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/RpcJsonContext.SessionEventsFactoryRunUpdatedEvent.g.cs

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Useless upcast Warning generated

There is no need to upcast from

to

- the conversion can be done implicitly.