tor-browser

The Tor Browser
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dflt-params-rest.js (1705B)

      1 // |reftest| error:SyntaxError
      2 // This file was procedurally generated from the following sources:
      3 // - src/function-forms/dflt-params-rest.case
      4 // - src/function-forms/syntax/gen-func-expr.template
      5 /*---
      6 description: RestParameter does not support an initializer (generator function expression)
      7 esid: sec-generator-function-definitions-runtime-semantics-evaluation
      8 features: [default-parameters, generators]
      9 flags: [generated]
     10 negative:
     11  phase: parse
     12  type: SyntaxError
     13 info: |
     14    GeneratorExpression : function * ( FormalParameters ) { GeneratorBody }
     15 
     16        [...]
     17        3. Let closure be GeneratorFunctionCreate(Normal, FormalParameters,
     18           GeneratorBody, scope, strict).
     19        [...]
     20 
     21    9.2.1 [[Call]] ( thisArgument, argumentsList)
     22 
     23    [...]
     24    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     25    [...]
     26 
     27    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     28 
     29    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     30    [...]
     31 
     32    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     33 
     34    [...]
     35    23. Let iteratorRecord be Record {[[iterator]]:
     36        CreateListIterator(argumentsList), [[done]]: false}.
     37    24. If hasDuplicates is true, then
     38        [...]
     39    25. Else,
     40        b. Let formalStatus be IteratorBindingInitialization for formals with
     41           iteratorRecord and env as arguments.
     42    [...]
     43 
     44 
     45    14.1 Function Definitions
     46 
     47    Syntax
     48 
     49    FunctionRestParameter[Yield] :
     50 
     51      BindingRestElement[?Yield]
     52 
     53    13.3.3 Destructuring Binding Patterns
     54 
     55    Syntax
     56 
     57    BindingRestElement[Yield] :
     58 
     59      ...BindingIdentifier[?Yield]
     60      ...BindingPattern[?Yield]
     61 
     62 ---*/
     63 $DONOTEVALUATE();
     64 
     65 0, function*(...x = []) {
     66  
     67 };