Function __map

CustomerManager/Scripts/breeze.debug.js:278–295

(items, fn, includeNull)

    // a version of Array.map that doesn't require an array, i.e. works on arrays and scalars.
    function __map(items, fn, includeNull) {
        // whether to return nulls in array of results; default = true;
        includeNull = includeNull == null ? true : includeNull;
        if (items == null) return items;
        var result;
        if (Array.isArray(items)) {
            result = [];
            items.forEach(function (v, ix) {
                var r = fn(v, ix);
                if (r != null || includeNull) {
                    result[ix] = r;
                }
            });
        } else {
            result = fn(items);
        }
        return result;
    }


    function __arrayFirst(array, predicate) {