code: function(prop, val){
          var validator = this.getValidator(prop),
              pass = true;
  
          if (validator) {
              pass = validator(val);
          }
  
          return pass;
      }
docs: Validate key/value pairs.
  @param  {String} prop Name of validator.
  @param  {Mixed} val  Item to be tested against validator.
  @return {Class}      This class instance.