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gh-134158: Fix PyREPL coloring of double braces in f/t-strings (gh-134159)

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Co-authored-by: Loïc Simon <loic.simon@napta.io>
Co-authored-by: Peter Bierma <zintensitydev@gmail.com>
Co-authored-by: Łukasz Langa <lukasz@langa.pl>
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Loïc Simon 2025-05-19 16:12:23 +02:00 • committed by GitHub
parent b22460c44d
commit 71ea6a6798
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3 changed files with 39 additions and 1 deletions
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8
Lib/_pyrepl/utils.py
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@ -41,9 +41,15 @@ class Span(NamedTuple):
@classmethod
def from_token(cls, token: TI, line_len: list[int]) -> Self:
end_offset = -1
if (token.type in {T.FSTRING_MIDDLE, T.TSTRING_MIDDLE}
and token.string.endswith(("{", "}"))):
# gh-134158: a visible trailing brace comes from a double brace in input
end_offset += 1
return cls(
line_len[token.start[0] - 1] + token.start[1],
line_len[token.end[0] - 1] + token.end[1] - 1,
line_len[token.end[0] - 1] + token.end[1] + end_offset,
)