2019-08-05 23:07:53 -04:00

45 lines
1.1 KiB
JavaScript

// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Valid syntax for top level await.
AwaitExpression ObjectLiteral
info: |
ModuleItem:
StatementListItem[~Yield, +Await, ~Return]
...
UnaryExpression[Yield, Await]
[+Await]AwaitExpression[?Yield]
AwaitExpression[Yield]:
await UnaryExpression[?Yield, +Await]
...
PrimaryExpression[Yield, Await]:
this
IdentifierReference[?Yield, ?Await]
Literal
ArrayLiteral[?Yield, ?Await]
ObjectLiteral[?Yield, ?Await]
FunctionExpression
ClassExpression[?Yield, ?Await]
GeneratorExpression
AsyncFunctionExpression
AsyncGeneratorExpression
RegularExpressionLiteral
TemplateLiteral[?Yield, ?Await, ~Tagged]
CoverParenthesizedExpressionAndArrowParameterList[?Yield, ?Await]
esid: prod-AwaitExpression
flags: [module]
features: [top-level-await]
---*/
// This syntax helps avoiding the code being parsed as a Block
await { function() {} };
// Yes, it's a MethodDefinition...