@colyseus/core/build/router/node.mjs.map

Multiplayer Framework for Node.js.

{
  "version": 3,
  "sources": ["../../src/router/node.ts"],
  "sourcesContent": ["/**\n * Raw Node.js adapter for Colyseus matchmaking routes used by `colyseus/vite`.\n *\n * This file exists specifically so the Vite plugin can share Vite's dev HTTP\n * server while still exposing the Colyseus `/matchmake/*` endpoints.\n *\n * Keep the matchmaking behavior itself in `router/default_routes.ts` and use\n * this file only as the thin raw Node/Express adapter around it.\n */\nimport type http from 'http';\nimport { URL } from 'url';\nimport * as matchMaker from '../MatchMaker.ts';\nimport { setResponse } from '@colyseus/better-call/node';\nimport { postMatchmakeMethod } from './default_routes.ts';\n\nfunction readBody(req: http.IncomingMessage): Promise<any> {\n  return new Promise((resolve, reject) => {\n    let data = '';\n\n    req.on('data', (chunk: Buffer | string) => {\n      data += chunk.toString();\n    });\n    req.on('end', () => resolve(data ? JSON.parse(data) : {}));\n    req.on('error', reject);\n  });\n}\n\nfunction getCorsHeaders(req: http.IncomingMessage, headers?: Headers): Record<string, string> {\n  return {\n    ...matchMaker.controller.DEFAULT_CORS_HEADERS,\n    ...matchMaker.controller.getCorsHeaders(headers),\n  };\n}\n\nexport function createNodeMatchmakingMiddleware() {\n  return async (\n    req: http.IncomingMessage,\n    res: http.ServerResponse,\n    next: () => void,\n  ) => {\n    const url = new URL(req.url || '/', 'http://localhost');\n    const isMatchmakeRoute = url.pathname.startsWith(`/${matchMaker.controller.matchmakeRoute}/`);\n\n    if (!isMatchmakeRoute) {\n      next();\n      return;\n    }\n\n    const headers = new Headers(req.headers as Record<string, string>);\n    const corsHeaders = getCorsHeaders(req, headers);\n\n    if (req.method === 'OPTIONS') {\n      res.writeHead(204, corsHeaders);\n      res.end();\n      return;\n    }\n\n    if (req.method !== 'POST') {\n      next();\n      return;\n    }\n\n    const match = url.pathname.match(/^\\/matchmake\\/(\\w+)\\/(.+)/);\n    if (!match) {\n      next();\n      return;\n    }\n\n    const [, method, roomName] = match;\n\n    try {\n      const response = await postMatchmakeMethod({\n        params: { method, roomName },\n        body: await readBody(req),\n        headers: req.headers as Record<string, string>,\n        request: { headers } as any,\n        asResponse: true,\n      });\n\n      await setResponse(res, response);\n\n    } catch {\n      // Endpoint-level failures are returned as Response when `asResponse` is true.\n      // Any thrown error here is unexpected, so let the next middleware decide.\n      next();\n    }\n  };\n}\n"],
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