function cloneJSON()

in public/js/util.js [25:51]

• 24 lines of code
• 11 McCabe index (conditional complexity)

function cloneJSON(obj) {
    // basic type deep copy
    if (obj === null || obj === undefined || typeof obj !== 'object' || obj === "")  {
        return obj
    }
    // array deep copy
    if (obj instanceof Array) {
        var cloneA = [];
        for (var i = 0; i < obj.length; ++i) {
            cloneA[i] = cloneJSON(obj[i]);
        }
        if(cloneA.length > 0) {   
            return cloneA;
        } else {
            return null;
        }
    }        
    // object deep copy
    var cloneO = {};   
    for (var i in obj) {
        var c = cloneJSON(obj[i]);
        if(c !== null && c !== "") {
            cloneO[i] = c;
        }
    }
    return cloneO;
};