tor-browser

The Tor Browser
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private-meth-static-dflt-ary-ptrn-rest-id-direct.js (2734B)

      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/ary-ptrn-rest-id-direct.case
      3 // - src/dstr-binding/default/cls-decl-private-meth-static-dflt.template
      4 /*---
      5 description: Lone rest element (direct binding) (private static class expression method (default parameter))
      6 esid: sec-runtime-semantics-bindingclassdeclarationevaluation
      7 features: [class, class-static-methods-private, destructuring-binding, default-parameters]
      8 flags: [generated]
      9 includes: [compareArray.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    Runtime Semantics: IteratorBindingInitialization
     61 
     62    BindingRestElement : ... BindingIdentifier
     63 
     64    [...]
     65    2. Let A be ! ArrayCreate(0).
     66    3. Let n be 0.
     67    4. Repeat,
     68        [...]
     69        f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue).
     70        g. Set n to n + 1.
     71 
     72 ---*/
     73 
     74 var callCount = 0;
     75 class C {
     76  static #method([...x] = [1]) {
     77    assert(Array.isArray(x));
     78    assert.compareArray(x, [1]);
     79    callCount = callCount + 1;
     80  }
     81 
     82  static get method() {
     83    return this.#method;
     84  }
     85 };
     86 
     87 C.method();
     88 assert.sameValue(callCount, 1, 'method invoked exactly once');
     89 
     90 reportCompare(0, 0);