tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

private-gen-meth-static-obj-ptrn-rest-val-obj.js (2919B)

      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/obj-ptrn-rest-val-obj.case
      3 // - src/dstr-binding/default/cls-decl-private-gen-meth-static.template
      4 /*---
      5 description: Rest object contains just unextracted data (private static class expression generator method)
      6 esid: sec-runtime-semantics-bindingclassdeclarationevaluation
      7 features: [object-rest, class, class-static-methods-private, generators, 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    14.4.13 Runtime Semantics: PropertyDefinitionEvaluation
     28 
     29    GeneratorMethod : * PropertyName ( StrictFormalParameters ) { GeneratorBody }
     30 
     31    1. Let propKey be the result of evaluating PropertyName.
     32    2. ReturnIfAbrupt(propKey).
     33    3. If the function code for this GeneratorMethod is strict mode code,
     34       let strict be true. Otherwise let strict be false.
     35    4. Let scope be the running execution context's LexicalEnvironment.
     36    5. Let closure be GeneratorFunctionCreate(Method,
     37       StrictFormalParameters, GeneratorBody, scope, strict).
     38 
     39    9.2.1 [[Call]] ( thisArgument, argumentsList)
     40 
     41    [...]
     42    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     43    [...]
     44 
     45    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     46 
     47    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     48    [...]
     49 
     50    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     51 
     52    [...]
     53    23. Let iteratorRecord be Record {[[iterator]]:
     54        CreateListIterator(argumentsList), [[done]]: false}.
     55    24. If hasDuplicates is true, then
     56        [...]
     57    25. Else,
     58        b. Let formalStatus be IteratorBindingInitialization for formals with
     59           iteratorRecord and env as arguments.
     60    [...]
     61 ---*/
     62 
     63 var callCount = 0;
     64 class C {
     65  static * #method({a, b, ...rest}) {
     66    assert.sameValue(rest.a, undefined);
     67    assert.sameValue(rest.b, undefined);
     68 
     69    verifyProperty(rest, "x", {
     70      enumerable: true,
     71      writable: true,
     72      configurable: true,
     73      value: 1
     74    });
     75 
     76    verifyProperty(rest, "y", {
     77      enumerable: true,
     78      writable: true,
     79      configurable: true,
     80      value: 2
     81    });
     82    callCount = callCount + 1;
     83  }
     84 
     85  static get method() {
     86    return this.#method;
     87  }
     88 };
     89 
     90 C.method({x: 1, y: 2, a: 5, b: 3}).next();
     91 assert.sameValue(callCount, 1, 'method invoked exactly once');
     92 
     93 reportCompare(0, 0);