tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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private-meth-ary-ptrn-rest-ary-elision.js (3498B)

      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/ary-ptrn-rest-ary-elision.case
      3 // - src/dstr-binding/default/cls-decl-private-meth.template
      4 /*---
      5 description: Rest element containing an elision (private class expression method)
      6 esid: sec-runtime-semantics-bindingclassdeclarationevaluation
      7 features: [generators, class, class-methods-private, destructuring-binding]
      8 flags: [generated]
      9 info: |
     10    ClassDeclaration : class BindingIdentifier ClassTail
     11 
     12    1. Let className be StringValue of BindingIdentifier.
     13    2. Let value be the result of ClassDefinitionEvaluation of ClassTail with
     14       argument className.
     15    [...]
     16 
     17    14.5.14 Runtime Semantics: ClassDefinitionEvaluation
     18 
     19    21. For each ClassElement m in order from methods
     20        a. If IsStatic of m is false, then
     21           i. Let status be the result of performing
     22              PropertyDefinitionEvaluation for m with arguments proto and
     23              false.
     24        [...]
     25 
     26    14.3.8 Runtime Semantics: DefineMethod
     27 
     28    MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
     29 
     30    [...]
     31    6. Let closure be FunctionCreate(kind, StrictFormalParameters, FunctionBody,
     32       scope, strict). If functionPrototype was passed as a parameter then pass its
     33       value as the functionPrototype optional argument of FunctionCreate.
     34    [...]
     35 
     36    9.2.1 [[Call]] ( thisArgument, argumentsList)
     37 
     38    [...]
     39    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     40    [...]
     41 
     42    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     43 
     44    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     45    [...]
     46 
     47    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     48 
     49    [...]
     50    23. Let iteratorRecord be Record {[[iterator]]:
     51        CreateListIterator(argumentsList), [[done]]: false}.
     52    24. If hasDuplicates is true, then
     53        [...]
     54    25. Else,
     55        b. Let formalStatus be IteratorBindingInitialization for formals with
     56           iteratorRecord and env as arguments.
     57    [...]
     58 
     59    13.3.3.6 Runtime Semantics: IteratorBindingInitialization
     60 
     61    BindingRestElement : ... BindingPattern
     62 
     63    1. Let A be ArrayCreate(0).
     64    [...]
     65    3. Repeat
     66       [...]
     67       b. If iteratorRecord.[[done]] is true, then
     68          i. Return the result of performing BindingInitialization of
     69             BindingPattern with A and environment as the arguments.
     70       [...]
     71 
     72    13.3.3.6 Runtime Semantics: IteratorBindingInitialization
     73 
     74    ArrayBindingPattern : [ Elision ]
     75 
     76    1. Return the result of performing
     77       IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord
     78       as the argument.
     79 
     80    12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation
     81 
     82    Elision : ,
     83 
     84    1. If iteratorRecord.[[done]] is false, then
     85       a. Let next be IteratorStep(iteratorRecord.[[iterator]]).
     86       b. If next is an abrupt completion, set iteratorRecord.[[done]] to true.
     87       c. ReturnIfAbrupt(next).
     88       d. If next is false, set iteratorRecord.[[done]] to true.
     89    2. Return NormalCompletion(empty).
     90 
     91 ---*/
     92 var first = 0;
     93 var second = 0;
     94 function* g() {
     95  first += 1;
     96  yield;
     97  second += 1;
     98 };
     99 
    100 var callCount = 0;
    101 class C {
    102  #method([...[,]]) {
    103    assert.sameValue(first, 1);
    104    assert.sameValue(second, 1);
    105    callCount = callCount + 1;
    106  }
    107 
    108  get method() {
    109    return this.#method;
    110  }
    111 };
    112 
    113 new C().method(g());
    114 assert.sameValue(callCount, 1, 'method invoked exactly once');
    115 
    116 reportCompare(0, 0);