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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 16x 16x 1x 1x 3x 3x 3x 3x | import winston from "winston";
import { Env } from "@/Env";
const logLevelStrings = [
"error",
"warn",
"info",
"http",
"verbose",
"debug",
"silly",
] as const;
export type LogLevelString = (typeof logLevelStrings)[number];
export function isLogLevelString(s: string): s is LogLevelString {
return logLevelStrings.some((v) => v === s);
}
export type Logger = winston.Logger;
export function createLogger(env: Env, options: object): Logger {
return winston.createLogger({
level: env.logLevel,
defaultMeta: { name: env.appName, ...options },
format: winston.format.combine(
winston.format.colorize(),
winston.format.simple()
),
transports: [new winston.transports.Console()],
});
}
export function createNopLogger(): Logger {
return winston.createLogger({
silent: true,
});
}
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