update main example

README.md

@@ -40,8 +40,7 @@ import (
 )
 
 func main() {
-	// This example defines list-current-dir-files tool for MCP server, 
-	// that prints files in the current directory
+	// This example defines list-current-dir-files tool for MCP server, that prints files in the current directory
 	// , run it with:
 	// npx @modelcontextprotocol/inspector go run main.go
 	// , then in browser open http://localhost:5173
@@ -56,19 +55,21 @@ func main() {
 
 				return fxctx.NewTool(
 					// This information about the tool would be used when it is listed:
-					"list-current-dir-files",
-					"Lists files in the current directory",
-					mcp.ToolInputSchema{
-						Type:       "object",
-						Properties: map[string]map[string]interface{}{},
-						Required:   []string{},
+					&mcp.Tool{
+						Name:        "list-current-dir-files",
+						Description: Ptr("Lists files in the current directory"),
+						InputSchema: mcp.ToolInputSchema{
+							Type:       "object",
+							Properties: map[string]map[string]interface{}{},
+							Required:   []string{},
+						},
 					},
 
 					// This is the callback that would be executed when the tool is called:
-					func(args map[string]interface{}) fxctx.ToolResponse {
+					func(args map[string]interface{}) *mcp.CallToolResult {
 						files, err := os.ReadDir(".")
 						if err != nil {
-							return fxctx.ToolResponse{
+							return &mcp.CallToolResult{
 								IsError: Ptr(true),
 								Meta:    map[string]interface{}{},
 								Content: []interface{}{
@@ -87,7 +88,7 @@ func main() {
 							}
 						}
 
-						return fxctx.ToolResponse{
+						return &mcp.CallToolResult{
 							Meta:    map[string]interface{}{},
 							Content: contents,
 							IsError: Ptr(false),
@@ -158,6 +159,3 @@ func Ptr[T any](v T) *T {
 
 ```
 
-
-
-