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Implement json.Unmarshaler to CreateMessageResult (#191)

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When calling `ServerSession.CreateMessage`, will get an json unmarshal
error because `CreateMessageResult.Content` is an interface, and it
doesn't implement `json.Unmarshaller`.

Implement the `json.Unmarshaller` to `CreateMessageResult`, let it able
to unmarshal the client response without error
This commit is contained in:
Francis Zhou 2025-07-31 01:25:06 +08:00 • committed by GitHub
commit bacca7a1d2
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1 changed files with 18 additions and 1 deletions
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mcp/mcp_test.go
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@ -125,7 +125,7 @@ func TestEndToEnd(t *testing.T) {
loggingMessages := make(chan *LoggingMessageParams, 100) // big enough for all logging
opts := &ClientOptions{
CreateMessageHandler: func(context.Context, *ClientSession, *CreateMessageParams) (*CreateMessageResult, error) {
return &CreateMessageResult{Model: "aModel"}, nil
return &CreateMessageResult{Model: "aModel", Content: &TextContent{}}, nil
},
ToolListChangedHandler: func(context.Context, *ClientSession, *ToolListChangedParams) { notificationChans["tools"] <- 0 },
PromptListChangedHandler: func(context.Context, *ClientSession, *PromptListChangedParams) { notificationChans["prompts"] <- 0 },