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			90 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // This file was procedurally generated from the following sources:
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| // - src/dstr-binding/ary-ptrn-elem-obj-val-null.case
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| // - src/dstr-binding/error/cls-expr-gen-meth-static.template
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| /*---
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| description: Nested object destructuring with a null value (static class expression generator method)
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| esid: sec-class-definitions-runtime-semantics-evaluation
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| features: [generators, destructuring-binding]
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| flags: [generated]
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| info: |
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|     ClassExpression : class BindingIdentifieropt ClassTail
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| 
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|     1. If BindingIdentifieropt is not present, let className be undefined.
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|     2. Else, let className be StringValue of BindingIdentifier.
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|     3. Let value be the result of ClassDefinitionEvaluation of ClassTail
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|        with argument className.
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|     [...]
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| 
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|     14.5.14 Runtime Semantics: ClassDefinitionEvaluation
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| 
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|     21. For each ClassElement m in order from methods
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|         a. If IsStatic of m is false, then
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|         b. Else,
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|            Let status be the result of performing PropertyDefinitionEvaluation
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|            for m with arguments F and false.
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|     [...]
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| 
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|     14.4.13 Runtime Semantics: PropertyDefinitionEvaluation
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| 
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|     GeneratorMethod :
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|         * PropertyName ( StrictFormalParameters ) { GeneratorBody }
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| 
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|     1. Let propKey be the result of evaluating PropertyName.
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|     2. ReturnIfAbrupt(propKey).
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|     3. If the function code for this GeneratorMethod is strict mode code,
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|        let strict be true. Otherwise let strict be false.
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|     4. Let scope be the running execution context's LexicalEnvironment.
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|     5. Let closure be GeneratorFunctionCreate(Method,
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|        StrictFormalParameters, GeneratorBody, scope, strict).
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| 
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|     9.2.1 [[Call]] ( thisArgument, argumentsList)
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| 
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|     [...]
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|     7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
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|     [...]
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| 
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|     9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
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| 
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|     1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
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|     [...]
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| 
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|     9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
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| 
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|     [...]
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|     23. Let iteratorRecord be Record {[[iterator]]:
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|         CreateListIterator(argumentsList), [[done]]: false}.
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|     24. If hasDuplicates is true, then
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|         [...]
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|     25. Else,
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|         b. Let formalStatus be IteratorBindingInitialization for formals with
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|            iteratorRecord and env as arguments.
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|     [...]
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| 
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|     13.3.3.6 Runtime Semantics: IteratorBindingInitialization
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| 
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|     BindingElement : BindingPattern Initializeropt
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| 
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|     1. If iteratorRecord.[[done]] is false, then
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|        [...]
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|        e. Else
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|           i. Let v be IteratorValue(next).
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|           [...]
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|     4. Return the result of performing BindingInitialization of BindingPattern
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|        with v and environment as the arguments.
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| 
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|     13.3.3.5 Runtime Semantics: BindingInitialization
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| 
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|     BindingPattern : ObjectBindingPattern
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| 
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|     1. Let valid be RequireObjectCoercible(value).
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|     2. ReturnIfAbrupt(valid).
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| ---*/
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| 
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| var C = class {
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|   static *method([{ x }]) {}
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| };
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| 
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| assert.throws(TypeError, function() {
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|   C.method([null]);
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| });
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