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(?(n) (?: X | Y ) ) have a bug. #106

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tonco-miyazawa opened this issue Nov 1, 2018 · 1 comment

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bug

tonco-miyazawa commented Nov 1, 2018 •

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(?(n) (?: X | Y ) ) and (?(n) X | Y ) behavior is same.
(?: ) is left out.

(?(n) (?: X | Y ) | ) is nomal behavior.
This is a solution to a this bug problem.

ruby 2.5.3p105 (2018-10-18 revision 65156) [x64-mingw32]
bregonig.dll Ver.4.12 with Onigmo 6.1.2

tonco-miyazawa changed the title ~~(?(<name>)true|false) and (?: ) have a bug?~~ (?(n) (?: X | Y ) ) have a bug.

k-takata added the bug label

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k-takata commented Jan 29, 2019

It seems difficult to fix this.

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