a8b98da480
Add a logical client session type back to the SDK, to bring it closer to the design. Also, remove 'ConnectionOptions', which is better implemented using middleware, and reimplement logging as a LoggingTransport middleware, which is also added to the design. Change-Id: I908b4f837d513ffc60ae5b6171a31519cffafebc Reviewed-on: https://go-review.googlesource.com/c/tools/+/672795 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Sam Thanawalla <samthanawalla@google.com> Reviewed-by: Jonathan Amsterdam <jba@google.com>
51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
// Copyright 2025 The Go MCP SDK Authors. All rights reserved.
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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package mcp_test
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import (
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"context"
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"fmt"
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"log"
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"net/http"
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"net/http/httptest"
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"github.com/modelcontextprotocol/go-sdk/mcp"
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)
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type AddParams struct {
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X, Y int
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}
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func Add(ctx context.Context, cc *mcp.ServerSession, params *AddParams) ([]*mcp.Content, error) {
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return []*mcp.Content{
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mcp.NewTextContent(fmt.Sprintf("%d", params.X+params.Y)),
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}, nil
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}
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func ExampleSSEHandler() {
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server := mcp.NewServer("adder", "v0.0.1", nil)
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server.AddTools(mcp.NewTool("add", "add two numbers", Add))
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handler := mcp.NewSSEHandler(func(*http.Request) *mcp.Server { return server })
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httpServer := httptest.NewServer(handler)
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defer httpServer.Close()
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ctx := context.Background()
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transport := mcp.NewSSEClientTransport(httpServer.URL)
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client := mcp.NewClient("test", "v1.0.0", nil)
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cs, err := client.Connect(ctx, transport)
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if err != nil {
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log.Fatal(err)
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}
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defer cs.Close()
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res, err := cs.CallTool(ctx, "add", map[string]any{"x": 1, "y": 2}, nil)
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if err != nil {
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log.Fatal(err)
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}
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fmt.Println(res.Content[0].Text)
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// Output: 3
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}
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