UNPKG

7.67 kBSource Map (JSON)View Raw
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file.substring(cwd.length + 1) : file\n }\n\n // noinspection JSMethodCanBeStatic\n get isDebugEnabled() {\n return debug.enabled\n }\n\n info(messageOrFields: Fields | null | string, message?: string) {\n this.doLog(message, messageOrFields, \"info\")\n }\n\n error(messageOrFields: Fields | null | string, message?: string) {\n this.doLog(message, messageOrFields, \"error\")\n }\n\n warn(messageOrFields: Fields | null | string, message?: string): void {\n this.doLog(message, messageOrFields, \"warn\")\n }\n\n debug(fields: Fields | null, message: string) {\n if (debug.enabled) {\n this._doLog(message, fields, \"debug\")\n }\n }\n\n private doLog(message: string | undefined | Error, messageOrFields: Fields | null | string, level: LogLevel) {\n if (message === undefined) {\n this._doLog(messageOrFields as string, null, level)\n }\n else {\n this._doLog(message, messageOrFields as Fields | null, level)\n }\n }\n\n private _doLog(message: string | Error, fields: Fields | null, level: LogLevel) {\n // noinspection SuspiciousInstanceOfGuard\n if (message instanceof Error) {\n message = message.stack || message.toString()\n }\n else {\n message = message.toString()\n }\n\n const levelIndicator = level === \"error\" ? \"⨯\" : \"•\"\n const color = LEVEL_TO_COLOR[level]\n this.stream.write(`${\" \".repeat(PADDING)}${color(levelIndicator)} `)\n this.stream.write(Logger.createMessage(this.messageTransformer(message, level), fields, level, color, PADDING + 2 /* level indicator and space */))\n this.stream.write(\"\\n\")\n }\n\n static createMessage(message: string, fields: Fields | null, level: LogLevel, color: (it: string) => string, messagePadding = 0): string {\n if (fields == null) {\n return message\n }\n\n const fieldPadding = \" \".repeat(Math.max(2, 16 - message.length))\n let text = (level === \"error\" ? color(message) : message) + fieldPadding\n const fieldNames = Object.keys(fields)\n let counter = 0\n for (const name of fieldNames) {\n let fieldValue = fields[name]\n let valuePadding: string | null = null\n if (fieldValue != null && typeof fieldValue === \"string\" && fieldValue.includes(\"\\n\")) {\n valuePadding = \" \".repeat(messagePadding + message.length + fieldPadding.length + 2)\n fieldValue = \"\\n\" + valuePadding + fieldValue.replace(/\\n/g, `\\n${valuePadding}`)\n }\n else if (Array.isArray(fieldValue)) {\n fieldValue = JSON.stringify(fieldValue)\n }\n else if (typeof fieldValue === \"object\") {\n // fieldValue = safeStringifyJson(fieldValue)\n }\n\n text += `${color(name)}=${fieldValue}`\n if (++counter !== fieldNames.length) {\n if (valuePadding == null) {\n text += \" \"\n }\n else {\n text += \"\\n\" + valuePadding\n }\n }\n }\n return text\n }\n\n log(message: string): void {\n if (printer == null) {\n this.stream.write(`${message}\\n`)\n }\n else {\n printer(message)\n }\n }\n}\n\nconst LEVEL_TO_COLOR: { [index: string]: Chalk } = {\n info: chalk.blue,\n warn: chalk.yellow,\n error: chalk.red,\n debug: chalk.white,\n}\n\nexport const log = new Logger(process.stdout)"],"sourceRoot":""}