tor-browser

The Tor Browser
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export-dft-class-decl-await-expr-new-expr.js (2127B)

      1 // |reftest| module
      2 // This file was procedurally generated from the following sources:
      3 // - src/top-level-await/await-expr-new-expr.case
      4 // - src/top-level-await/syntax/export-dflt-class-decl.template
      5 /*---
      6 description: AwaitExpression new MemberExpression (Valid syntax for top level await in export default ClassDeclaration)
      7 esid: prod-AwaitExpression
      8 features: [top-level-await, class]
      9 flags: [generated, module]
     10 info: |
     11    ModuleItem:
     12      StatementListItem[~Yield, +Await, ~Return]
     13 
     14    ...
     15 
     16    UnaryExpression[Yield, Await]
     17      [+Await]AwaitExpression[?Yield]
     18 
     19    AwaitExpression[Yield]:
     20      await UnaryExpression[?Yield, +Await]
     21 
     22    ...
     23 
     24    ExportDeclaration:
     25      export * FromClause ;
     26      export ExportClause FromClause ;
     27      export ExportClause ;
     28      export VariableStatement[~Yield, +Await]
     29      export Declaration[~Yield, +Await]
     30      export defaultHoistableDeclaration[~Yield, +Await, +Default]
     31      export defaultClassDeclaration[~Yield, +Await, +Default]
     32      export default[lookahead ∉ { function, async [no LineTerminator here] function, class }]AssignmentExpression[+In, ~Yield, ~Await];
     33 
     34    Declaration[Yield, Await]:
     35      HoistableDeclaration[?Yield, ?Await, ~Default]
     36      ClassDeclaration[?Yield, ?Await, ~Default]
     37      LexicalDeclaration[+In, ?Yield, ?Await]
     38 
     39    ClassDeclaration[Yield, Await, Default]:
     40      classBindingIdentifier[?Yield, ?Await] ClassTail[?Yield, ?Await]
     41      [+Default] class ClassTail[?Yield, ?Await]
     42 
     43    ClassTail[Yield, Await]:
     44      ClassHeritage[?Yield, ?Await]_opt { ClassBody[?Yield, ?Await]_opt }
     45 
     46 
     47    LeftHandSideExpression[Yield, Await]:
     48      NewExpression[?Yield, ?Await]
     49      CallExpression[?Yield, ?Await]
     50 
     51    NewExpression[Yield, Await]:
     52      MemberExpression[?Yield, ?Await]
     53      new NewExpression[?Yield, ?Await]
     54 
     55    MemberExpression[Yield, Await]:
     56      ...
     57      new MemberExpression[?Yield, ?Await] Arguments[?Yield, ?Await]
     58 
     59 ---*/
     60 
     61 
     62 function fn() {
     63  return function() {};
     64 }
     65 // extends CallExpression with arguments
     66 export default class extends fn(await new Promise(function(res, rej) { res(1); })) {};
     67 
     68 reportCompare(0, 0);