Code coverage report for lang/clone.js

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define(['../object/forOwn', './kindOf'], function (forOwn, kindOf) {
 
    /**
     * Clone native types.
     * @version 0.1.0 (2012/07/13)
     */
    function clone(val){
        var result;
        switch ( kindOf(val) ) {
            case 'Object':
                result = cloneObject(val);
                break;
            case 'Array':
                result = deepCloneArray(val);
                break;
            case 'RegExp':
                result = cloneRegExp(val);
                break;
            case 'Date':
                result = cloneDate(val);
                break;
            default:
                result = val;
        }
        return result;
    }
 
    function cloneObject(source) {
        var out = {};
        forOwn(source, copyProperty, out);
        return out;
    }
 
    function copyProperty(val, key){
        this[key] = clone(val);
    }
 
    function cloneRegExp(r){
        var flags = '';
        flags += r.multiline? 'm' : '';
        flags += r.global? 'g' : '';
        flags += r.ignoreCase? 'i' : '';
        return new RegExp(r.source, flags);
    }
 
    function cloneDate(date){
        return new Date( date.getTime() );
    }
 
    function deepCloneArray(arr){
        var out = [],
            i = -1,
            n = arr.length,
            val;
        while (++i < n) {
            out[i] = clone(arr[i]);
        }
        return out;
    }
 
    return clone;
 
});