You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							15 lines
						
					
					
						
							361 B
						
					
					
				
			
		
		
	
	
							15 lines
						
					
					
						
							361 B
						
					
					
				| "use strict";
 | |
| 
 | |
| Object.defineProperty(exports, "__esModule", {
 | |
|     value: true
 | |
| });
 | |
| exports.default = onlyOnce;
 | |
| function onlyOnce(fn) {
 | |
|     return function () {
 | |
|         if (fn === null) throw new Error("Callback was already called.");
 | |
|         var callFn = fn;
 | |
|         fn = null;
 | |
|         callFn.apply(this, arguments);
 | |
|     };
 | |
| }
 | |
| module.exports = exports["default"]; |