tor-browser

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

yield-identifier-spread-strict-strict.js (1196B)

      1 // |reftest| error:SyntaxError
      2 'use strict';
      3 // This file was procedurally generated from the following sources:
      4 // - src/generators/yield-identifier-spread-strict.case
      5 // - src/generators/default/class-expr-static-method.template
      6 /*---
      7 description: It's an early error if the AssignmentExpression is a function body with yield as an identifier in strict mode. (Static generator method as a ClassExpression element)
      8 esid: prod-GeneratorMethod
      9 features: [object-spread, generators]
     10 flags: [generated, onlyStrict]
     11 negative:
     12  phase: parse
     13  type: SyntaxError
     14 info: |
     15    ClassElement :
     16      static MethodDefinition
     17 
     18    MethodDefinition :
     19      GeneratorMethod
     20 
     21    14.4 Generator Function Definitions
     22 
     23    GeneratorMethod :
     24      * PropertyName ( UniqueFormalParameters ) { GeneratorBody }
     25 
     26 
     27    Spread Properties
     28 
     29    PropertyDefinition[Yield]:
     30      (...)
     31      ...AssignmentExpression[In, ?Yield]
     32 
     33 ---*/
     34 $DONOTEVALUATE();
     35 
     36 var callCount = 0;
     37 
     38 var C = class { static *gen() {
     39    callCount += 1;
     40    return {
     41         ...(function() {
     42            var yield;
     43            throw new Test262Error();
     44         }()),
     45      }
     46 }}
     47 
     48 var gen = C.gen;
     49 
     50 var iter = gen();
     51 
     52 
     53 
     54 assert.sameValue(callCount, 1);