test262/test/language/statements/async-function/dflt-params-duplicates.js

38 lines
1.1 KiB
JavaScript

// This file was procedurally generated from the following sources:
// - src/function-forms/dflt-params-duplicates.case
// - src/function-forms/syntax/async-func-decl.template
/*---
description: It is a Syntax Error if BoundNames of FormalParameters contains any duplicate elements. (async function declaration)
esid: sec-async-function-definitions
features: [default-parameters]
flags: [generated]
negative:
phase: early
type: SyntaxError
info: |
14.6 Async Function Definitions
AsyncFunctionDeclaration :
async function BindingIdentifier ( FormalParameters ) { AsyncFunctionBody }
14.1.2 Static Semantics: Early Errors
StrictFormalParameters : FormalParameters
- It is a Syntax Error if BoundNames of FormalParameters contains any
duplicate elements.
FormalParameters : FormalParameterList
- It is a Syntax Error if IsSimpleParameterList of FormalParameterList is
false and BoundNames of FormalParameterList contains any duplicate
elements.
---*/
throw "Test262: This statement should not be evaluated.";
async function f(x = 0, x) {
}