test262/test/language/literals/string/unicode-escape-nls-err-sing...

50 lines
1.1 KiB
JavaScript

// Copyright (C) 2017 Valerie Young. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: prod-StringLiteral
description: NumericLiteralSeperator disallowed in unicode CodePoint sequence (DoubleStringCharacters)
info: |
StringLiteral::
"DoubleStringCharacters opt"
'SingleStringCharacters opt'
SingleStringCharacters::
SingleStringCharacterSingleStringCharactersopt
SingleStringCharacter::
SourceCharacterbut not one of ' or \ or LineTerminator
\ EscapeSequence
LineContinuation
EscapeSequence::
CharacterEscapeSequence
0 [lookahead ∉ DecimalDigit]
HexEscapeSequence
UnicodeEscapeSequence
UnicodeEscapeSequence ::
uHex4Digits
u{CodePoint}
CodePoint ::
HexDigit but only if MV of HexDigits ≤ 0x10FFFF
CodePointDigits but only if MV of HexDigits ≤ 0x10FFFF
CodePointDigits ::
HexDigit
CodePointDigitsHexDigit
HexDigit :: one of
0 1 2 3 4 5 6 7 8 9 a b c d e f A B C D E F
features: [numeric-separator-literal]
negative:
phase: parse
type: SyntaxError
---*/
$DONOTEVALUATE();
'\u{1F_639}';