release: WRNexusJS 0.8.0

packages/mcp/src/stdio.ts

@@ -0,0 +1,27 @@
+#!/usr/bin/env bun
+import { createInterface } from "node:readline";
+import { createFrameworkMcpServer } from "./index.ts";
+
+export async function runMcpStdio(root = process.cwd()): Promise<void> {
+  const server = createFrameworkMcpServer(root);
+  const lines = createInterface({ input: process.stdin, terminal: false });
+  for await (const line of lines) {
+    if (!line.trim()) continue;
+    let message: unknown;
+    try {
+      message = JSON.parse(line);
+    } catch {
+      process.stdout.write(
+        `${JSON.stringify({ jsonrpc: "2.0", id: null, error: { code: -32700, message: "Parse error" } })}\n`,
+      );
+      continue;
+    }
+    const response = await server.handle(message);
+    if (response) process.stdout.write(`${JSON.stringify(response)}\n`);
+  }
+}
+
+if (import.meta.main) {
+  const root = process.argv.find((value) => value.startsWith("--root="))?.slice(7) ?? process.cwd();
+  await runMcpStdio(root);
+}