| 1 |  |  | /* globals debug, log, info, warn, error */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * @summary SARAH logger | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * @description SarahLogger will automatically add the channel | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  *  in front of the message string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @example <caption>Instantiation</caption> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * const SarahLogger = require('sarah-lib-utils/logger'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * var logger = new SarahLogger('channel'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * @example <caption>Helper</caption> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  *  logger.debug(message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  *  logger.log(message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  *  logger.info(message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  *  logger.warn(message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  *  logger.error(message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @constructor | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * @param {string} channel | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | function SarahLogger(channel) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 5 |  |     this.channel = channel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  * @public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  * @see global debug function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 | 2 |  | SarahLogger.prototype.debug = function(msg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 | 1 |  |     debug.apply(this, [this.prependChannel(msg)]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  * @public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  * @see global log function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 | 2 |  | SarahLogger.prototype.log = function(msg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 1 |  |     log.apply(this, [this.prependChannel(msg)]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  * @public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  * @see global info function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 | 2 |  | SarahLogger.prototype.info = function(msg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 | 1 |  |     info.apply(this, [this.prependChannel(msg)]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  * @public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  * @see global warn function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 | 2 |  | SarahLogger.prototype.warn = function(msg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 | 1 |  |     warn.apply(this, [this.prependChannel(msg)]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  * @public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  * @see global error function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 | 2 |  | SarahLogger.prototype.error = function(msg) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 1 |  |     error.apply(this, [this.prependChannel(msg)]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  * @private | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |  * @param {string} msg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  * @returns {string} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 79 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 80 | 2 |  | SarahLogger.prototype.prependChannel = function(msg) { | 
            
                                                                        
                            
            
                                    
            
            
                | 81 | 5 |  |     return '[' + this.channel + '] ' + msg; | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  | }; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |  * @private | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |  * @type {string} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 | 2 |  | SarahLogger.prototype.channel = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | /* Export class */ | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 90 |  |  | module.exports = SarahLogger; | 
            
                                                        
            
                                    
            
            
                | 91 |  |  |  |