{"version":3,"file":"watch.mjs","sources":["../../../../src/node/vite/watch.ts"],"sourcesContent":["import path from 'node:path';\nimport http from 'node:http';\nimport fs from 'node:fs/promises';\nimport { Server } from 'node:net';\nimport type { Core } from '@strapi/types';\n\nimport { mergeConfigWithUserConfig, resolveDevelopmentConfig } from './config';\n\nimport type { BuildContext } from '../create-build-context';\n\ninterface ViteWatcher {\n close(): Promise;\n}\n\nconst HMR_DEFAULT_PORT = 5173;\nconst MAX_PORT_ATTEMPTS = 30;\n\nconst findAvailablePort = (\n startingPort: number,\n attemptsLeft = MAX_PORT_ATTEMPTS\n): Promise => {\n return new Promise((resolve, reject) => {\n if (attemptsLeft <= 0) {\n reject(new Error(`No available ports found after ${MAX_PORT_ATTEMPTS} attempts.`));\n return;\n }\n\n const server = new Server();\n server.listen(startingPort, () => {\n const { port } = server.address() as { port: number };\n server.close(() => resolve(port));\n });\n\n server.on('error', (err: any) => {\n if (err.code === 'EADDRINUSE') {\n resolve(findAvailablePort(startingPort + 1, attemptsLeft - 1));\n } else {\n reject(err);\n }\n });\n });\n};\n\nconst createHMRServer = () => {\n return http.createServer(\n // http server request handler. keeps the same with\n // https://github.com/websockets/ws/blob/45e17acea791d865df6b255a55182e9c42e5877a/lib/websocket-server.js#L88-L96\n (_, res) => {\n const body = http.STATUS_CODES[426]; // Upgrade Required\n\n res.writeHead(426, {\n 'Content-Length': body?.length ?? 0,\n 'Content-Type': 'text/plain',\n });\n\n res.end(body);\n }\n );\n};\n\nconst watch = async (ctx: BuildContext): Promise => {\n const hmrServer = createHMRServer();\n\n // Allowing Vite to find an available port doesn't work, so we'll find an available port manually\n // and use that. 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