tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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private-meth-static-obj-ptrn-rest-getter.js (2569B)

      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/obj-ptrn-rest-getter.case
      3 // - src/dstr-binding/default/cls-decl-private-meth-static.template
      4 /*---
      5 description: Getter is called when obj is being deconstructed to a rest Object (private static class expression method)
      6 esid: sec-runtime-semantics-bindingclassdeclarationevaluation
      7 features: [object-rest, class, class-static-methods-private, destructuring-binding]
      8 flags: [generated]
      9 includes: [propertyHelper.js]
     10 info: |
     11    ClassDeclaration : class BindingIdentifier ClassTail
     12 
     13    1. Let className be StringValue of BindingIdentifier.
     14    2. Let value be the result of ClassDefinitionEvaluation of ClassTail with
     15       argument className.
     16    [...]
     17 
     18    14.5.14 Runtime Semantics: ClassDefinitionEvaluation
     19 
     20    21. For each ClassElement m in order from methods
     21        a. If IsStatic of m is false, then
     22        b. Else,
     23           Let status be the result of performing PropertyDefinitionEvaluation for
     24           m with arguments F and false.
     25    [...]
     26 
     27    14.3.8 Runtime Semantics: DefineMethod
     28 
     29    MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
     30 
     31    [...]
     32    6. Let closure be FunctionCreate(kind, StrictFormalParameters, FunctionBody,
     33       scope, strict). If functionPrototype was passed as a parameter then pass its
     34       value as the functionPrototype optional argument of FunctionCreate.
     35    [...]
     36 
     37    9.2.1 [[Call]] ( thisArgument, argumentsList)
     38 
     39    [...]
     40    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     41    [...]
     42 
     43    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     44 
     45    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     46    [...]
     47 
     48    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     49 
     50    [...]
     51    23. Let iteratorRecord be Record {[[iterator]]:
     52        CreateListIterator(argumentsList), [[done]]: false}.
     53    24. If hasDuplicates is true, then
     54        [...]
     55    25. Else,
     56        b. Let formalStatus be IteratorBindingInitialization for formals with
     57           iteratorRecord and env as arguments.
     58    [...]
     59 ---*/
     60 var count = 0;
     61 
     62 var callCount = 0;
     63 class C {
     64  static #method({...x}) {
     65    assert.sameValue(count, 1);
     66 
     67    verifyProperty(x, "v", {
     68      enumerable: true,
     69      writable: true,
     70      configurable: true,
     71      value: 2
     72    });
     73    callCount = callCount + 1;
     74  }
     75 
     76  static get method() {
     77    return this.#method;
     78  }
     79 };
     80 
     81 C.method({ get v() { count++; return 2; } });
     82 assert.sameValue(callCount, 1, 'method invoked exactly once');
     83 
     84 reportCompare(0, 0);