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							- class dom_manager {
 
-     static is_element(target) {
 
-         return target instanceof HTMLElement;
 
-     }
 
-     static validate_element(target) {
 
-         if (!self.is_element(target)) {
 
-             throw "Parameter must be HTML Element.";
 
-         }
 
-     }
 
- }
 
- class type_manager {
 
-     static is_function(target) {
 
-         return typeof(target) === 'function';
 
-     }
 
- }
 
- export { dom_manager, type_manager };
 
 
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