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			85 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // This file was procedurally generated from the following sources:
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| // - src/dstr-binding/ary-ptrn-elem-obj-id.case
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| // - src/dstr-binding/default/cls-expr-meth-static.template
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| /*---
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| description: BindingElement with object binding pattern and initializer is not used (static class expression method)
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| esid: sec-class-definitions-runtime-semantics-evaluation
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| features: [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 for
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|            m with arguments F and false.
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|     [...]
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| 
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|     14.3.8 Runtime Semantics: DefineMethod
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| 
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|     MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
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| 
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|     [...]
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|     6. Let closure be FunctionCreate(kind, StrictFormalParameters, FunctionBody,
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|        scope, strict). If functionPrototype was passed as a parameter then pass its
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|        value as the functionPrototype optional argument of FunctionCreate.
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|     [...]
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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 : BindingPatternInitializer opt
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| 
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|     [...]
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|     2. If iteratorRecord.[[done]] is true, let v be undefined.
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|     3. If Initializer is present and v is undefined, then
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|        a. Let defaultValue be the result of evaluating Initializer.
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|        b. Let v be ? GetValue(defaultValue).
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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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| 
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| var callCount = 0;
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| var C = class {
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|   static method([{ x, y, z } = { x: 44, y: 55, z: 66 }]) {
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|     assert.sameValue(x, 11);
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|     assert.sameValue(y, 22);
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|     assert.sameValue(z, 33);
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|     callCount = callCount + 1;
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|   }
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| };
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| 
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| C.method([{ x: 11, y: 22, z: 33 }]);
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| assert.sameValue(callCount, 1, 'method invoked exactly once');
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