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- "use strict";
- /**
- * Example: Progress notifications over stdio.
- *
- * Demonstrates a tool that reports progress to the client while processing.
- *
- * Run:
- * npx tsx src/examples/server/progressExample.ts
- *
- * Then connect a client with an `onprogress` callback (see docs/protocol.md).
- */
- Object.defineProperty(exports, "__esModule", { value: true });
- const mcp_js_1 = require("../../server/mcp.js");
- const stdio_js_1 = require("../../server/stdio.js");
- const zod_1 = require("zod");
- const server = new mcp_js_1.McpServer({ name: 'progress-example', version: '1.0.0' }, { capabilities: { logging: {} } });
- server.registerTool('count', {
- description: 'Count to N with progress updates',
- inputSchema: { n: zod_1.z.number().int().min(1).max(100) }
- }, async ({ n }, extra) => {
- for (let i = 1; i <= n; i++) {
- if (extra.signal.aborted) {
- return { content: [{ type: 'text', text: `Cancelled at ${i}` }], isError: true };
- }
- if (extra._meta?.progressToken !== undefined) {
- await extra.sendNotification({
- method: 'notifications/progress',
- params: {
- progressToken: extra._meta.progressToken,
- progress: i,
- total: n,
- message: `Counting: ${i}/${n}`
- }
- });
- }
- // Simulate work
- await new Promise(resolve => setTimeout(resolve, 100));
- }
- return { content: [{ type: 'text', text: `Counted to ${n}` }] };
- });
- async function main() {
- const transport = new stdio_js_1.StdioServerTransport();
- await server.connect(transport);
- }
- main().catch(error => {
- console.error('Server error:', error);
- process.exit(1);
- });
- //# sourceMappingURL=progressExample.js.map
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