js/src/tests/test262/language/optional-chaining/early-errors-tail-position-optchain-template-string-esi.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

// |reftest| error:SyntaxError
// Copyright 2019 Google, Inc.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: prod-OptionalExpression
description: >
  template string passed to tail position of optional chain
info: |
  Static Semantics: Early Errors
    OptionalChain:
      ?.TemplateLiteral
      OptionalChain TemplateLiteral

  It is a Syntax Error if any code matches this production.
features: [optional-chaining]
negative:
  phase: parse
  type: SyntaxError
---*/

$DONOTEVALUATE();

const a = {fn() {}};

// This production exists in order to prevent automatic semicolon
// insertion rules.
a?.fn
  `hello`