mirror of
				https://github.com/tc39/test262.git
				synced 2025-10-27 01:33:59 +01:00 
			
		
		
		
	
		
			
				
	
	
		
			60 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // This file was procedurally generated from the following sources:
 | |
| // - src/dynamic-import/import-source-specifier-tostring-abrupt-rejects.case
 | |
| // - src/dynamic-import/catch/nested-async-generator-await.template
 | |
| /*---
 | |
| description: Abrupt from ToString(specifier) rejects the promise (nested in async generator, awaited)
 | |
| esid: sec-import-call-runtime-semantics-evaluation
 | |
| features: [source-phase-imports, dynamic-import, async-iteration]
 | |
| flags: [generated, async]
 | |
| info: |
 | |
|     ImportCall :
 | |
|         import( AssignmentExpression )
 | |
| 
 | |
|     1. Let referencingScriptOrModule be ! GetActiveScriptOrModule().
 | |
|     2. Assert: referencingScriptOrModule is a Script Record or Module Record (i.e. is not null).
 | |
|     3. Let argRef be the result of evaluating AssignmentExpression.
 | |
|     4. Let specifier be ? GetValue(argRef).
 | |
|     5. Let promiseCapability be ! NewPromiseCapability(%Promise%).
 | |
|     6. Let specifierString be ToString(specifier).
 | |
|     7. IfAbruptRejectPromise(specifierString, promiseCapability).
 | |
|     8. Perform ! HostImportModuleDynamically(referencingScriptOrModule, specifierString, promiseCapability).
 | |
|     9. Return promiseCapability.[[Promise]].
 | |
| 
 | |
| 
 | |
|     Import Calls
 | |
| 
 | |
|     Runtime Semantics: Evaluation
 | |
| 
 | |
|     ImportCall : import . source ( AssignmentExpression )
 | |
|     1. Return ? EvaluateImportCall(AssignmentExpression, source).
 | |
| 
 | |
|     13.3.10.1.1 EvaluateImportCall ( specifierExpression, phase )
 | |
|     1. Let referrer be GetActiveScriptOrModule().
 | |
|     2. If referrer is null, set referrer to the current Realm Record.
 | |
|     3. Let specifierRef be ? Evaluation of specifierExpression.
 | |
|     4. Let specifier be ? GetValue(specifierRef).
 | |
|     5. Let promiseCapability be ! NewPromiseCapability(%Promise%).
 | |
|     6. Let specifierString be Completion(ToString(specifier)).
 | |
|     7. IfAbruptRejectPromise(specifierString, promiseCapability).
 | |
|     8. Let moduleRequest be a new ModuleRequest Record { [[Specifier]]: specifierString, [[Phase]]: phase }.
 | |
|     9. Perform HostLoadImportedModule(referrer, moduleRequest, empty, promiseCapability).
 | |
|     10. Return promiseCapability.[[Promise]].
 | |
| 
 | |
| ---*/
 | |
| const obj = {
 | |
|     toString() {
 | |
|         throw 'custom error';
 | |
|     }
 | |
| };
 | |
| 
 | |
| 
 | |
| async function * f() {
 | |
|   await import.source(obj);
 | |
| }
 | |
| 
 | |
| f().next().catch(error => {
 | |
| 
 | |
|   assert.sameValue(error, 'custom error');
 | |
| 
 | |
| }).then($DONE, $DONE);
 |