DoubleX RMMV Object Properties

Traces all object properties meeting some conditions linked to the queried object
Designed as a bug diagnosis tool used by Javascript coders with debug experience

*============================================================================
 *    ## Plugin Call Info                                                     
 *       A path in the object property trace will stop if it'd be cyclic      
 *----------------------------------------------------------------------------
 *    # Object manipulations                                                  
 *      1. trace_obj_prop(cond, label)                                        
 *         - Traces all object properties satisfying function cond linked to  
 *           this object                                                      
 *         - Labels all traced object properties with function label          
 *         - cond and label are functions written in                          
 *           Object Property Tracing Condition Function and                   
 *           Object Property Tracing Label Function respectively              
 *      2. _obj_prop_log[cond]                                                
 *         - Returns the log of all traced object properties satisfying       
 *           function cond linked to this object                              
 *============================================================================

/*------------------------------------------------------------------------
     *    Object Property Tracing Condition Function                          
     *    - Setups cond used by trace_obj_prop(cond, label)                   
     *------------------------------------------------------------------------*/
    /* cond must be a function taking the object property as the only argument
       The below examples are added to help you setup your own cond functions */

    // Checks if the currently traced object's indeed an object
    cond_obj: function(obj) {
        return typeof obj === "object";
    }, // substitute cond with "cond_obj" to use this function

    // Checks if the currently traced object's an array
    cond_array: function(obj) {
        return Array.isArray(obj);
    }, // substitute cond with "cond_array" to use this function

    // Add your own cond functions here
    

    /*------------------------------------------------------------------------
     *    Object Property Tracing Label Function                              
     *    - Setups label used by trace_obj_prop(cond, label)                  
     *------------------------------------------------------------------------*/
    /* label must be a function taking the object property as the only argument
       All label functions must return a string
       The below examples are added to help you setup your own label functions */

    // Always returns the entire object
    label_obj: function(obj) {
        return obj;
    }, // substitute label with "label_obj" to use this function

    // Always returns the type(including Array) of each traced object property
    label_array: function(obj) {
        if (Array.isArray(obj)) {
            return "array";
        }
        return typeof obj;
    } // substitute label with "label_array" to use this function

    // Add your own label functions here

*      v1.00d(GMT 1500 27-1-2016):                                           
 *      1. Fixed enumerating this plugin's functions via for in loops bug     
 *      v1.00c(GMT 0100 13-11-2015):                                          
 *      1. Fixed tracing properties from null or non object object bug        
 *      v1.00b(GMT 1100 11-11-2015):                                          
 *      1. Added descriptions that will be shown in the plugin manager        
 *      v1.00a(GMT 1500 27-10-2015):                                          
 *      1. 1st version of this plugin finished

DoubleX(Optional)

//      You shall keep this plugin's Plugin Info part's contents intact       //
//      You shalln't claim that this plugin's written by anyone other than    //
//      DoubleX or his aliases                                                //
//      None of the above applies to DoubleX or his aliases                   //