Javascript winston.js info方法未传递元数据

Javascript winston.js info方法未传递元数据,javascript,node.js,logging,winston,Javascript,Node.js,Logging,Winston,当我通过winston传递元数据时,快捷方式winston.info方法不会传递元数据 var winston = require('winston'); winston.info("winston with metadata", {cluster: "bar"}); winston.log("info", "winston with metadata", {cluster: "baz"}); 输出: info: winston with metadata info: winston wit

当我通过winston传递元数据时,快捷方式winston.info方法不会传递元数据

var winston = require('winston');

winston.info("winston with metadata", {cluster: "bar"});
winston.log("info", "winston with metadata", {cluster: "baz"});
输出:

info: winston with metadata
info: winston with metadata cluster=baz
我希望两个电话都能打印出元数据

在winston代码中,它似乎为每个级别动态生成快捷方式函数(“info”、“debug”、“error”),并尝试处理其他元数据参数:

//
// ### function setLevels (target, past, current)
// #### @target {Object} Object on which to set levels.
// #### @past {Object} Previous levels set on target.
// #### @current {Object} Current levels to set on target.
// Create functions on the target objects for each level
// in current.levels. If past is defined, remove functions
// for each of those levels.
//
exports.setLevels = function (target, past, current, isDefault) {
  if (past) {
    Object.keys(past).forEach(function (level) {
      delete target[level];
    });
  }

  target.levels = current || config.npm.levels;
  if (target.padLevels) {
    target.levelLength = exports.longestElement(Object.keys(target.levels));
  }

  //
  //  Define prototype methods for each log level
  //  e.g. target.log('info', msg) <=> target.info(msg)
  //
  Object.keys(target.levels).forEach(function (level) {
    target[level] = function (msg) {
      var args = Array.prototype.slice.call(arguments, 1),
          callback = args.pop(),
          ltype = typeof callback,
          meta = args.length ? args : null;

      if (ltype !== 'function') {
        if (meta && ltype !== 'undefined') {
          meta.push(callback);
        }

        callback = null;
      }

      if (meta) {
        meta = (meta.length <= 1 && meta.shift()) || meta;
        return callback
          ? target.log(level, msg, meta, callback)
          : target.log(level, msg, meta)
      }

      return callback
        ? target.log(level, msg, callback)
        : target.log(level, msg)
    };
  });

  return target;
};
//
//####函数设置级别(目标、过去、当前)
//####@target{Object}要设置级别的对象。
//#####@过去{Object}在目标上设置的先前级别。
//####@current{Object}要在目标上设置的当前级别。
//在每个级别的目标对象上创建函数
//以目前的水平。如果定义了“过去”,请删除函数
//对于每一个级别。
//
exports.setLevels=函数(目标、过去、当前、isDefault){
如果(过去){
Object.keys(过去).forEach(函数(级别){
删除目标[级别];
});
}
target.levels=当前| | config.npm.levels;
if(目标.padLevels){
target.levelLength=exports.longeselement(Object.keys(target.levels));
}
//
//为每个日志级别定义原型方法
//例如target.log('info',msg)target.info(msg)
//
Object.key(target.levels).forEach(function(level){
目标[级别]=功能(消息){
var args=Array.prototype.slice.call(参数,1),
callback=args.pop(),
ltype=回调的类型,
meta=args.length?args:null;
如果(ltype!==“函数”){
if(meta&<ype!==“未定义”){
meta.push(回调);
}
callback=null;
}
如果(元){

meta=(meta.length我认为这很可能是由于winston的v0.7.1回归所致

鉴于这一投入:

var winston = require("winston");

var logger = new winston.Logger({
    levels: {
        debug: 0,
        info: 1,
        warn: 2,
        error: 3
    },
  transports: [
      new winston.transports.Console({
          level: 'debug',
          colorize: true
      })
  ]
});

console.log('Winston Version: ' + winston.version);

console.log('\nProxy Methods\n');
logger.info("Hello world");
logger.warn("Hello world", { winston: {
    version: winston.version
}});

console.log('\nDirect Access Methods\n')
logger.log('info', "Hello world");
logger.log('warn', "Hello world", { version: winston.version });
您将获得以下输出

Winston Version: 0.6.2

Proxy Methods

info: Hello world
warn: Hello world version=0.6.2

Direct Access Methods

info: Hello world
warn: Hello world version=0.6.2
与:

Winston Version: 0.7.1

Proxy Methods

info: Hello world
warn: Hello world

Direct Access Methods

info: Hello world
warn: Hello world version=0.7.1

在接受文档中的PR.

和代码之前,我已经进行了更新以反映回归。它看起来不像
info()
需要第二个参数。我会坚持使用
log('info')