filter-array-by-type-and-matcher.js

//simple work arroud on getting a property type using a matcher from an array
//welcome any comment and modification / enhacnement

var myArray = [{"name" : "pitaside", "id" : 1}, {"name":"github", "id" : 3}]
filterArrayByType: function (arrayToMatch, fieldType, matcher) {
        if(! arrayToMatch instanceof Array){throw ("Not an Array")}
        var filterTypeToReturn = arrayToMatch.filter((items) => {
                var temp;
                if (items[String(fieldType)] === matcher) {
                    temp = items[String(fieldType)]
                }
                return temp;
            }
        );
        return filterTypeToReturn;
}
var myMatcher = 'github'
var id3 = filterArrayByType(myArray, 'name', myMatcher)[0].id

//returns 3