formatMcpError.ts•578 B
import { McpError, ErrorCode } from "@modelcontextprotocol/sdk/types.js";
import { type } from "arktype";
export function formatMcpError(error: unknown) {
if (error instanceof McpError) {
return error;
}
if (error instanceof type.errors) {
const message = error.summary;
return new McpError(ErrorCode.InvalidParams, message);
}
if (type({ message: "string" }).allows(error)) {
return new McpError(ErrorCode.InternalError, error.message);
}
return new McpError(
ErrorCode.InternalError,
"An unexpected error occurred",
error,
);
}