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Can't parse identifiers with Unicode escape sequence #181

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ariya opened this issue Aug 1, 2015 · 1 comment
Closed

Can't parse identifiers with Unicode escape sequence #181

ariya opened this issue Aug 1, 2015 · 1 comment
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@ariya
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ariya commented Aug 1, 2015

See ES2015 spec section 11.6.1, Unicode escape sequence can be used in identifier name.

Test case:

espree.parse('var \\u{41}', { ecmaFeatures: { unicodeCodePointEscapes: true } })

Actual: Error: Line 1: Unexpected token ILLEGAL.

Expected: a valid syntax tree.
@nzakas
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nzakas commented Dec 1, 2015

Working on this.

@nzakas nzakas closed this as completed in 72f22bf Dec 1, 2015
nzakas added a commit that referenced this issue Dec 1, 2015
@nzakas
Merge pull request #217 from eslint/issue181
ec217f8 
Fix: parse unicode escapes in identifiers (fixes #181)
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@ariya @nzakas @ilyavolodin