Squashed 'packages/mcp-typescript/' changes from e665be0..7d70db8

7d70db8 Merge pull request #20 from modelcontextprotocol/ashwin/progress
65a8613 fix schema definitions for RequestSchema

git-subtree-dir: packages/mcp-typescript
git-subtree-split: 7d70db805740c53f21153d72be6f34d70818a9da

dist/shared/transport.d.ts

@@ -0,0 +1,39 @@
+import { JSONRPCMessage } from "../types.js";
+/**
+ * Describes the minimal contract for a MCP transport that a client or server can communicate over.
+ */
+export interface Transport {
+    /**
+     * Starts processing messages on the transport, including any connection steps that might need to be taken.
+     *
+     * This method should only be called after callbacks are installed, or else messages may be lost.
+     *
+     * NOTE: This method should not be called explicitly when using Client, Server, or Protocol classes, as they will implicitly call start().
+     */
+    start(): Promise<void>;
+    /**
+     * Sends a JSON-RPC message (request or response).
+     */
+    send(message: JSONRPCMessage): Promise<void>;
+    /**
+     * Closes the connection.
+     */
+    close(): Promise<void>;
+    /**
+     * Callback for when the connection is closed for any reason.
+     *
+     * This should be invoked when close() is called as well.
+     */
+    onclose?: () => void;
+    /**
+     * Callback for when an error occurs.
+     *
+     * Note that errors are not necessarily fatal; they are used for reporting any kind of exceptional condition out of band.
+     */
+    onerror?: (error: Error) => void;
+    /**
+     * Callback for when a message (request or response) is received over the connection.
+     */
+    onmessage?: (message: JSONRPCMessage) => void;
+}
+//# sourceMappingURL=transport.d.ts.map