Subversion Repositories qbpwcf-lib(archive)

var noop = exports.noop = function(){};

exports.extend = function extend(dest, source) {

    for (var prop in source) {

        dest[prop] = source[prop];

    }

};

exports.eventEmitterListenerCount =

    require('events').EventEmitter.listenerCount ||

    function(emitter, type) { return emitter.listeners(type).length; };

exports.BufferingLogger = function createBufferingLogger(identifier, uniqueID) {

    var logFunction = require('debug')(identifier);

    if (logFunction.enabled) {

        var logger = new BufferingLogger(identifier, uniqueID, logFunction);

        var debug = logger.log.bind(logger);

        debug.printOutput = logger.printOutput.bind(logger);

        debug.enabled = logFunction.enabled;

        return debug;

    }

    logFunction.printOutput = noop;

    return logFunction;

};

function BufferingLogger(identifier, uniqueID, logFunction) {

    this.logFunction = logFunction;

    this.identifier = identifier;

    this.uniqueID = uniqueID;

    this.buffer = [];

}

BufferingLogger.prototype.log = function() {

  this.buffer.push([ new Date(), Array.prototype.slice.call(arguments) ]);

  return this;

};

BufferingLogger.prototype.clear = function() {

  this.buffer = [];

  return this;

};

BufferingLogger.prototype.printOutput = function(logFunction) {

    if (!logFunction) { logFunction = this.logFunction; }

    var uniqueID = this.uniqueID;

    this.buffer.forEach(function(entry) {

        var date = entry[0].toLocaleString();

        var args = entry[1].slice();

        var formatString = args[0];

        if (formatString !== (void 0) && formatString !== null) {

            formatString = '%s - %s - ' + formatString.toString();

            args.splice(0, 1, formatString, date, uniqueID);

            logFunction.apply(global, args);

        }

    });

};