tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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meth-ary-ptrn-rest-id-direct.js (1938B)

      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/meth.template
      4 /*---
      5 description: Lone rest element (direct binding) (method)
      6 esid: sec-runtime-semantics-definemethod
      7 features: [destructuring-binding]
      8 flags: [generated]
      9 includes: [compareArray.js]
     10 info: |
     11    MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
     12 
     13    [...]
     14    6. Let closure be FunctionCreate(kind, StrictFormalParameters,
     15       FunctionBody, scope, strict). If functionPrototype was passed as a
     16       parameter then pass its value as the functionPrototype optional argument
     17       of FunctionCreate.
     18    [...]
     19 
     20    9.2.1 [[Call]] ( thisArgument, argumentsList)
     21 
     22    [...]
     23    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     24    [...]
     25 
     26    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     27 
     28    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     29    [...]
     30 
     31    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     32 
     33    [...]
     34    23. Let iteratorRecord be Record {[[iterator]]:
     35        CreateListIterator(argumentsList), [[done]]: false}.
     36    24. If hasDuplicates is true, then
     37        [...]
     38    25. Else,
     39        b. Let formalStatus be IteratorBindingInitialization for formals with
     40           iteratorRecord and env as arguments.
     41    [...]
     42 
     43    Runtime Semantics: IteratorBindingInitialization
     44 
     45    BindingRestElement : ... BindingIdentifier
     46 
     47    [...]
     48    2. Let A be ! ArrayCreate(0).
     49    3. Let n be 0.
     50    4. Repeat,
     51        [...]
     52        f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue).
     53        g. Set n to n + 1.
     54 
     55 ---*/
     56 
     57 var callCount = 0;
     58 var obj = {
     59  method([...x]) {
     60    assert(Array.isArray(x));
     61    assert.compareArray(x, [1]);
     62    callCount = callCount + 1;
     63  }
     64 };
     65 
     66 obj.method([1]);
     67 assert.sameValue(callCount, 1, 'method invoked exactly once');
     68 
     69 reportCompare(0, 0);