Draft of logging lib for comscore maelstrom

logstore

'use strict';

var store = {};

module.exports.get = function get() {
    var items = {};
    Array.prototype.slice.call(arguments)
        .filter(function (arg){
           return store[arg];
        })
        .map(function(arg){
            //Returning literal set the key name to "arg", hence this
            items[arg] = store[arg];
    });
    return items;
};

module.exports.increment = function(key) {
    if(typeof store[key] === 'undefined'){
        return store[key] = 1;
    }
    var val = Number(store[key]);
    if(val === store[key] && val%1 === 0){
        return store[key] = ++val;
    }

    log.warn("Failed to increment %s. It is not an integer.", store[key])
    return 0;
};


module.exports.append = function(key, value) {
    if(typeof store[key] === 'undefined'){
        return store[key] = [value];
    }

    if(Object.prototype.toString.call(store[key]) === '[object Array]'){
        return store[key] = store[key].concat([value]);
    }
    log.warn("Failed to append %s. It is not an array.", store[key]);
    return null;
};

module.exports.set = function(key, value){
    return store[key] = value;
};