Puppeteer MCP Server

import { stderr, stdout } from "../utils-De75vAgL.js"; import { getHandler, throwInNextTick } from "../utils-B--2TaWv.js"; //#region src/entry/process.ts process.__tinypool_state__ = { isChildProcess: true, isTinypoolWorker: true, workerData: null, workerId: Number(process.env.TINYPOOL_WORKER_ID) }; const memoryUsage = process.memoryUsage.bind(process); const send = process.send.bind(process); process.on("message", (message) => { if (!message || !message.__tinypool_worker_message__) return; if (message.source === "pool") { const { filename, name } = message; (async function() { if (filename !== null) await getHandler(filename, name); send({ ready: true, source: "pool", __tinypool_worker_message__: true }, () => {}); })().catch(throwInNextTick); return; } if (message.source === "port") { onMessage(message).catch(throwInNextTick); return; } throw new Error(`Unexpected TinypoolWorkerMessage ${JSON.stringify(message)}`); }); async function onMessage(message) { const { taskId, task, filename, name } = message; let response; try { const handler = await getHandler(filename, name); if (handler === null) throw new Error(`No handler function "${name}" exported from "${filename}"`); const result = await handler(task); response = { source: "port", __tinypool_worker_message__: true, taskId, result, error: null, usedMemory: memoryUsage().heapUsed }; if (stdout()?.writableLength > 0) await new Promise((resolve) => process.stdout.write("", resolve)); if (stderr()?.writableLength > 0) await new Promise((resolve) => process.stderr.write("", resolve)); } catch (error) { response = { source: "port", __tinypool_worker_message__: true, taskId, result: null, error: serializeError(error), usedMemory: memoryUsage().heapUsed }; } send(response); } function serializeError(error) { if (error instanceof Error) return { ...error, name: error.name, stack: error.stack, message: error.message }; return String(error); } //#endregion