feat: Add WithServerInstructions() constructor. (#102)

nelson-vantage · web-flow · commit b477ff56cf8c · 2025-05-07T13:05:13.000+01:00
diff --git a/examples/http_example/server/main.go b/examples/http_example/server/main.go
@@ -18,7 +18,12 @@ func main() {
 	transport := http.NewHTTPTransport("/mcp").WithAddr(":8081")
 
 	// Create a new server with the transport
-	server := mcp_golang.NewServer(transport, mcp_golang.WithName("mcp-golang-stateless-http-example"), mcp_golang.WithVersion("0.0.1"))
+	server := mcp_golang.NewServer(
+		transport,
+		mcp_golang.WithName("mcp-golang-stateless-http-example"),
+		mcp_golang.WithInstructions("A simple example of a stateless HTTP server using mcp-golang"),
+		mcp_golang.WithVersion("0.0.1"),
+	)
 
 	// Register a simple tool
 	err := server.RegisterTool("time", "Returns the current time in the specified format", func(args TimeArgs) (*mcp_golang.ToolResponse, error) {
diff --git a/server.go b/server.go
@@ -163,6 +163,13 @@ func WithName(name string) ServerOptions {
 	}
 }
 
+func WithInstructions(instructions string) ServerOptions {
+	return func(s *Server) {
+		instructionsCopy := instructions
+		s.serverInstructions = &instructionsCopy
+	}
+}
+
 func WithVersion(version string) ServerOptions {
 	return func(s *Server) {
 		s.serverVersion = version

Original file line number	Diff line number	Diff line change
`@@ -163,6 +163,13 @@ func WithName(name string) ServerOptions {`
`163`	`163`	`}`
`164`	`164`	`}`
`165`	`165`
	`166`	`+func WithInstructions(instructions string) ServerOptions {`
	`167`	`+ return func(s *Server) {`
	`168`	`+ instructionsCopy := instructions`
	`169`	`+ s.serverInstructions = &instructionsCopy`
	`170`	`+ }`
	`171`	`+}`
	`172`	`+`
`166`	`173`	`func WithVersion(version string) ServerOptions {`
`167`	`174`	`return func(s *Server) {`
`168`	`175`	`s.serverVersion = version`