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vim-patch:9.1.0181: no overflow check for string formatting (#27863)

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Problem:  no overflow check for string formatting
Solution: Check message formatting function for overflow.
          (Chris van Willegen)

closes: vim/vim#13799

c35fc03dbd

Co-authored-by: Christ van Willegen <cvwillegen@gmail.com>
This commit is contained in:
zeertzjq
2024-03-15 08:05:59 +08:00
committed by GitHub
parent 60491466f9
commit d326e04860
5 changed files with 215 additions and 93 deletions
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3
runtime/lua/vim/_meta/vimfn.lua generated
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@@ -6520,6 +6520,9 @@ function vim.fn.prevnonblank(lnum) end
--- echo printf("%1$*2$.*3$f", 1.4142135, 6, 2)
--- < 1.41
---
--- You will get an overflow error |E1510|, when the field-width
--- or precision will result in a string longer than 6400 chars.
---
--- *E1500*
--- You cannot mix positional and non-positional arguments: >vim
--- echo printf("%s%1$s", "One", "Two")