[vim/vim] fileio: treat { and } literally when in 'isfname' (PR #20713)

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Mao-Yining

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Jul 5, 2026, 8:05:58 AM (19 hours ago) Jul 5

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When 'isfname' contains '{' or '}', treat them as literal filename
characters instead of brace expansion markers. This prevents E554 and
E870 errors on Windows where braces are valid filename characters.

relates: #20392

You can view, comment on, or merge this pull request online at:

https://github.com/vim/vim/pull/20713

Commit Summary

9f69f76 fileio: treat { and } literally when in 'isfname'

File Changes

(2 files)

M runtime/doc/options.txt (2)
M src/fileio.c (11)

Patch Links:

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Mao-Yining

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Jul 5, 2026, 8:31:27 AM (19 hours ago) Jul 5

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mao-yining left a comment (vim/vim#20713)

Emm... this brokes a lot of tests. Before handle these stuff, I want to know your viewpoint. If you think this is not a good idea, feel free to close this pr.