logify/dist/lib/make-log-level.js

Logging framework for node and the browser

'use strict';

var _toConsumableArray = require('babel-runtime/helpers/to-consumable-array')['default'];

var _interopRequireDefault = require('babel-runtime/helpers/interop-require-default')['default'];

Object.defineProperty(exports, '__esModule', {
  value: true
});
exports['default'] = makeLogger;

var _extend = require('./extend');

var _extend2 = _interopRequireDefault(_extend);

var _util = require('util');

function makeLogger(level) {
  return function log(context, message) {
    for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
      args[_key - 2] = arguments[_key];
    }

    // no context given
    if (typeof context === 'string') {
      args = [].slice.call(arguments, 1);
      message = context;
      context = null;
    }

    // context is an error
    if (context instanceof Error) {
      context = {
        error: context
      };
      if (message == undefined) {
        message = context.error.message;
      }
    }

    if (!context) {
      context = {};
    }

    if (message) {
      context.message = _util.format.apply(undefined, [message].concat(_toConsumableArray(args)));
    }
    context.level = level;
    context.time = context.time || new Date();

    return this.log((0, _extend2['default'])({}, this.context, context));
  };
}

module.exports = exports['default'];