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@samofprog/nestjs-logstack

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Configurable Winston logger for NestJS with daily file rotation and console output.

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"use strict"; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; var desc = Object.getOwnPropertyDescriptor(m, k); if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { desc = { enumerable: true, get: function() { return m[k]; } }; } Object.defineProperty(o, k2, desc); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { Object.defineProperty(o, "default", { enumerable: true, value: v }); }) : function(o, v) { o["default"] = v; }); var __importStar = (this && this.__importStar) || (function () { var ownKeys = function(o) { ownKeys = Object.getOwnPropertyNames || function (o) { var ar = []; for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k; return ar; }; return ownKeys(o); }; return function (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]); __setModuleDefault(result, mod); return result; }; })(); Object.defineProperty(exports, "__esModule", { value: true }); exports.LoggerUtils = void 0; const winston = __importStar(require("winston")); require("winston-daily-rotate-file"); const nest_winston_1 = require("nest-winston"); const path = __importStar(require("path")); const logDir = path.join(process.cwd(), "logs"); class LoggerUtils { buildLogger(maxSize = "20m", maxFiles = "14d") { return nest_winston_1.WinstonModule.createLogger(this.createDefaultWinstonConfig(maxSize, maxFiles)); } createDefaultWinstonConfig(maxSize = "20m", maxFiles = "14d") { return { transports: [ this.createDailyRotateTransport("info", maxSize, maxFiles), this.createDailyRotateTransport("warn", maxSize, maxFiles), this.createDailyRotateTransport("error", maxSize, maxFiles), new winston.transports.Console({ stderrLevels: ["error"], format: winston.format.combine(winston.format.errors({ stack: true }), winston.format.timestamp(), winston.format.colorize({ all: true }), winston.format.printf(({ timestamp, level, message, stack, context }) => { var _a; const stackTrace = stack ? `\n${stack}` : ""; const ctx = context ? `[${context}] ` : ""; return `${timestamp} ${level}: ${ctx}${message} ${!((_a = process.env.NODE_ENV) === null || _a === void 0 ? void 0 : _a.includes("prod")) ? stackTrace : ""}`; })), }), ], }; } createDailyRotateTransport(level, maxSize, maxFiles) { return new winston.transports.DailyRotateFile({ level, filename: `${logDir}/${level}-%DATE%.log`, datePattern: "YYYY-MM-DD", zippedArchive: true, maxSize, maxFiles, format: winston.format.combine(winston.format.timestamp(), winston.format.json()), }); } } exports.LoggerUtils = LoggerUtils; //# sourceMappingURL=index.js.map