early-errors-expression-formals-body-duplicate-let.js (559B)
1 // |reftest| error:SyntaxError 2 // Copyright 2017 the V8 project authors. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 author: Caitlin Potter <caitp@igalia.com> 7 esid: sec-async-generator-function-definitions-static-semantics-early-errors 8 description: > 9 It is a SyntaxError if BoundNames of FormalParameters also occurs in the 10 LexicallyDeclaredNames of AsyncFunctionBody 11 negative: 12 phase: parse 13 type: SyntaxError 14 features: [async-iteration] 15 ---*/ 16 17 $DONOTEVALUATE(); 18 19 (async function*(a) { let a; });