/* var colors = require('colors') // require后,字符串被添加了一系列方法: str.white, str.inverse, ... // colors.styles: bold,italic,underline,inverse,yellow,cyan,white,magenta,green,red,grey,blue,rainbow,zebra,random // 自定义的 themes: colors.setTheme({ logprompt: 'inverse', logok:'green', logerror: 'red', logwarn: 'magenta', logtitle: 'cyan' }) */ const bunyan = require('bunyan') const PrettyStream = require('bunyan-pretty-colors') const path = require('path') var prettyStdOut = new PrettyStream() prettyStdOut.pipe(process.stdout) var logger = function (option) { option = option || {} return bunyan.createLogger({ name: 'log', src: false, streams: [ { level: 'info', stream: prettyStdOut, }, { level: 'info', type: 'rotating-file', path: path.join(option.root || 'data.log/', '/', option.file || 'info.log'), period: '1d', // daily rotation count: 30, // keep 30 days }, ], }) } module.exports = logger // trace, debug, info, warn, error, fatal