Winston将不会登录颜色
问题描述:
这不会以彩色方式打印到控制台。一切都是白色的。我一直在Google上搜索几个小时。我正在运行Ubuntu 17.Winston将不会登录颜色
// Logging with Winston
const os = require('os')
const fs = require('fs')
const path = require('path')
const config = require('../data/config/config')
const winston = require('winston')
const { createLogger, format, transports } = winston
const tsFormat =() => (new Date()).toLocaleTimeString()
const logDir = path.resolve(os.homedir(), '.test-logs')
if (!fs.existsSync(logDir)) {
fs.mkdirSync(logDir)
}
const logger = createLogger({
format: format.combine(
format.splat(),
format.simple()
),
transports: [
new transports.Console({ timestamp: tsFormat, level: config.logLevel, colorize: true }),
new transports.File({ filename: path.resolve(logDir, 'info.log'), level: 'info' }),
new transports.File({ filename: path.resolve(logDir, 'error.log'), level: 'error' })
]
})
module.exports = logger
我没有收到任何错误消息或任何内容。它只是白色的。
答
编辑:回答我的问题后,我通过他们github页面上的谈话说,你实际上可以通过格式的传输自己。
const logger = createLogger({
transports: [
new transports.Console({ level: config.logLevel, format: customFormat, colorize: true, handleExceptions: true, humanReadableUnhandledException: true }),
new transports.File({ filename: path.resolve(logDir, 'server.log'), level: 'silly' }),
new transports.File({ filename: path.resolve(logDir, 'error.log'), level: 'error', handleExceptions: true })
]
})
原来的答案
您必须添加实例化时记录到上色的格式。在他们的文档中没有这样的例子。他们提到的名为logForm
的回购协议完全按照我刚才的做法完成。它应该是一个超链接。我可能会做一个公关。回购是here
我不得不去他们的例子目录找到这个例子。
// Logging with Winston
const os = require('os')
const fs = require('fs')
const path = require('path')
const config = require('../data/config/config')
const winston = require('winston')
const { createLogger, format, transports } = winston
const { combine, timestamp, label, printf, colorize } = format
const myFormat = printf(info => {
return `${info.timestamp} [${info.label}] ${info.level}: ${info.message}`
})
const logDir = path.resolve(os.homedir(), '.curator-server')
if (!fs.existsSync(logDir)) {
fs.mkdirSync(logDir)
}
const logger = createLogger({
format: combine(
label({ label: 'Curator Server' }),
colorize(), // Here is where the color happens
timestamp(),
myFormat
),
transports: [
new transports.Console({ level: config.logLevel, colorize: true, handleExceptions: true, humanReadableUnhandledException: true }),
new transports.File({ filename: path.resolve(logDir, 'info.log'), level: 'info' }),
new transports.File({ filename: path.resolve(logDir, 'error.log'), level: 'error', handleExceptions: true })
]
})
module.exports = logger