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1 line
7.1 KiB
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{"version":3,"file":"logger.cjs","names":["isDebugMode"],"sources":["../src/logger.ts"],"sourcesContent":["import { isDebugMode } from './env';\n\nconst PREFIX = '[ Module Federation ]';\n\ntype LogMethod = 'log' | 'info' | 'warn' | 'error' | 'debug';\n\ntype LoggerDelegate = Partial<Record<LogMethod, (...args: any[]) => void>> & {\n [key: string]: ((...args: any[]) => void) | undefined;\n};\n\nconst DEFAULT_DELEGATE: LoggerDelegate = console as unknown as LoggerDelegate;\nconst LOGGER_STACK_SKIP_TOKENS = [\n 'logger.ts',\n 'logger.js',\n 'captureStackTrace',\n 'Logger.emit',\n 'Logger.log',\n 'Logger.info',\n 'Logger.warn',\n 'Logger.error',\n 'Logger.debug',\n];\n\nfunction captureStackTrace(): string | undefined {\n try {\n const stack = new Error().stack;\n if (!stack) {\n return undefined;\n }\n\n const [, ...rawLines] = stack.split('\\n');\n const filtered = rawLines.filter(\n (line) => !LOGGER_STACK_SKIP_TOKENS.some((token) => line.includes(token)),\n );\n\n if (!filtered.length) {\n return undefined;\n }\n\n const stackPreview = filtered.slice(0, 5).join('\\n');\n return `Stack trace:\\n${stackPreview}`;\n } catch {\n return undefined;\n }\n}\n\nclass Logger {\n prefix: string;\n private delegate: LoggerDelegate;\n\n constructor(prefix: string, delegate: LoggerDelegate = DEFAULT_DELEGATE) {\n this.prefix = prefix;\n this.delegate = delegate ?? DEFAULT_DELEGATE;\n }\n\n setPrefix(prefix: string) {\n this.prefix = prefix;\n }\n\n setDelegate(delegate?: LoggerDelegate) {\n this.delegate = delegate ?? DEFAULT_DELEGATE;\n }\n\n private emit(method: LogMethod, args: any[]) {\n const delegate = this.delegate;\n const debugMode = isDebugMode();\n const stackTrace = debugMode ? captureStackTrace() : undefined;\n const enrichedArgs = stackTrace ? [...args, stackTrace] : args;\n\n const order: LogMethod[] = (() => {\n switch (method) {\n case 'log':\n return ['log', 'info'];\n case 'info':\n return ['info', 'log'];\n case 'warn':\n return ['warn', 'info', 'log'];\n case 'error':\n return ['error', 'warn', 'log'];\n case 'debug':\n default:\n return ['debug', 'log'];\n }\n })();\n\n for (const candidate of order) {\n const handler = delegate[candidate];\n if (typeof handler === 'function') {\n handler.call(delegate, this.prefix, ...enrichedArgs);\n return;\n }\n }\n\n for (const candidate of order) {\n const handler = DEFAULT_DELEGATE[candidate];\n if (typeof handler === 'function') {\n handler.call(DEFAULT_DELEGATE, this.prefix, ...enrichedArgs);\n return;\n }\n }\n }\n\n log(...args: any[]) {\n this.emit('log', args);\n }\n warn(...args: any[]) {\n this.emit('warn', args);\n }\n error(...args: any[]) {\n this.emit('error', args);\n }\n\n success(...args: any[]) {\n this.emit('info', args);\n }\n info(...args: any[]) {\n this.emit('info', args);\n }\n ready(...args: any[]) {\n this.emit('info', args);\n }\n\n debug(...args: any[]) {\n if (isDebugMode()) {\n this.emit('debug', args);\n }\n }\n}\n\nfunction createLogger(prefix: string) {\n return new Logger(prefix);\n}\n\ntype InfrastructureLogger = Logger & {\n __mf_infrastructure_logger__: true;\n};\n\nfunction createInfrastructureLogger(prefix: string): InfrastructureLogger {\n const infrastructureLogger = new Logger(prefix) as InfrastructureLogger;\n Object.defineProperty(infrastructureLogger, '__mf_infrastructure_logger__', {\n value: true,\n enumerable: false,\n configurable: false,\n });\n return infrastructureLogger;\n}\n\ntype InfrastructureLoggerCapableCompiler = {\n getInfrastructureLogger?: (name: string) => unknown;\n};\n\nfunction bindLoggerToCompiler(\n loggerInstance: Logger,\n compiler: InfrastructureLoggerCapableCompiler,\n name: string,\n) {\n if (\n !(loggerInstance as Partial<InfrastructureLogger>)\n .__mf_infrastructure_logger__\n ) 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