[英]How to add timestamp to winston saved log file?
这是我的温斯顿配置文件:
import winston from "winston";
const alignColorsAndTime = winston.format.combine(
winston.format.colorize({
all: true,
}),
winston.format.label({
label: "[LOGGER]",
}),
winston.format.timestamp({
format: "YYYY-MM-DD HH:mm:ss",
}),
winston.format.printf(
(info) => `${info.label} ${info.timestamp} ${info.level} : ${info.message}`
)
);
export const logger = winston.createLogger({
level: "debug",
transports: [
new winston.transports.Console({
format: winston.format.combine(
winston.format.colorize(),
alignColorsAndTime
),
}),
new winston.transports.File({
filename: "logs/example.log",
format: winston.format.combine(
winston.format.timestamp({
format: "YYYY-MM-DD HH:mm:ss",
})
),
}),
],
});
问题是保存的日志文件没有时间戳:
{"level":"info","message":"asd"}
如何将时间戳添加到 winston 保存的日志文件中?
我用 format.json() 解决了这个问题,如下所示:
export const logger = winston.createLogger({
level: "debug",
transports: [
new winston.transports.Console({
format: winston.format.combine(
winston.format.colorize(),
alignColorsAndTime
),
}),
new winston.transports.File({
filename: "logs/example.log",
format: winston.format.combine(
winston.format.timestamp({
format: "YYYY-MM-DD HH:mm:ss",
}),
winston.format.json()
),
}),
],
});
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