blob: 4d02fc396d968a3c49b39f28b1fb46bc1c37d68b [file] [log] [blame]
// Licensed under the Apache License, Version 2.0 (the 'License'); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an 'AS IS' BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
'use strict';
var debug = require('debug')('nano/logger');
module.exports = function logging(cfg) {
var log = cfg && cfg.log;
var logStrategy = typeof log === 'function' ? log : debug;
return function logEvent(prefix) {
var eventId = (prefix ? prefix + '-' : '') +
(~~(Math.random() * 1e9)).toString(36);
return function log() {
logStrategy.call(this, eventId, [].slice.call(arguments, 0));
};
};
};