mirror of
				https://github.com/tc39/test262.git
				synced 2025-10-31 11:44:31 +01:00 
			
		
		
		
	
		
			
				
	
	
		
			76 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // This file was procedurally generated from the following sources:
 | |
| // - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case
 | |
| // - src/dstr-binding/default/cls-decl-async-private-gen-meth-static.template
 | |
| /*---
 | |
| description: Rest object doesn't contain non-enumerable properties (private static class expression async generator method)
 | |
| esid: sec-runtime-semantics-bindingclassdeclarationevaluation
 | |
| features: [object-rest, class, class-static-methods-private, async-iteration]
 | |
| flags: [generated, async]
 | |
| includes: [propertyHelper.js]
 | |
| info: |
 | |
|     ClassDeclaration : class BindingIdentifier ClassTail
 | |
| 
 | |
|     1. Let className be StringValue of BindingIdentifier.
 | |
|     2. Let value be the result of ClassDefinitionEvaluation of ClassTail with
 | |
|        argument className.
 | |
|     [...]
 | |
| 
 | |
|     14.5.14 Runtime Semantics: ClassDefinitionEvaluation
 | |
| 
 | |
|     21. For each ClassElement m in order from methods
 | |
|         a. If IsStatic of m is false, then
 | |
|         b. Else,
 | |
|            Let status be the result of performing PropertyDefinitionEvaluation for
 | |
|            m with arguments F and false.
 | |
|     [...]
 | |
| 
 | |
|     Runtime Semantics: PropertyDefinitionEvaluation
 | |
| 
 | |
|     AsyncGeneratorMethod :
 | |
|         async [no LineTerminator here] * PropertyName ( UniqueFormalParameters )
 | |
|             { AsyncGeneratorBody }
 | |
| 
 | |
|     1. Let propKey be the result of evaluating PropertyName.
 | |
|     2. ReturnIfAbrupt(propKey).
 | |
|     3. If the function code for this AsyncGeneratorMethod is strict mode code, let strict be true.
 | |
|        Otherwise let strict be false.
 | |
|     4. Let scope be the running execution context's LexicalEnvironment.
 | |
|     5. Let closure be ! AsyncGeneratorFunctionCreate(Method, UniqueFormalParameters,
 | |
|        AsyncGeneratorBody, scope, strict).
 | |
|     [...]
 | |
| 
 | |
| ---*/
 | |
| var o = {a: 3, b: 4};
 | |
| Object.defineProperty(o, "x", { value: 4, enumerable: false });
 | |
| 
 | |
| 
 | |
| var callCount = 0;
 | |
| class C {
 | |
|   static async * #method({...rest}) {
 | |
|     assert.sameValue(rest.x, undefined);
 | |
| 
 | |
|     verifyProperty(rest, "a", {
 | |
|       enumerable: true,
 | |
|       writable: true,
 | |
|       configurable: true,
 | |
|       value: 3
 | |
|     });
 | |
| 
 | |
|     verifyProperty(rest, "b", {
 | |
|       enumerable: true,
 | |
|       writable: true,
 | |
|       configurable: true,
 | |
|       value: 4
 | |
|     });
 | |
|     callCount = callCount + 1;
 | |
|   }
 | |
| 
 | |
|   static get method() {
 | |
|     return this.#method;
 | |
|   }
 | |
| };
 | |
| 
 | |
| C.method(o).next().then(() => {
 | |
|     assert.sameValue(callCount, 1, 'invoked exactly once');    
 | |
| }).then($DONE, $DONE);
 |