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patch 8.2.4924: maparg() may return a string that cannot be reused

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Problem:    maparg() may return a string that cannot be reused.
Solution:   use msg_outtrans_special() instead of str2special().
            (closes #10384)
This commit is contained in:
zeertzjq
2022-05-09 12:16:19 +01:00
committed by Bram Moolenaar
parent 194843028e
commit 0519ce0039
6 changed files with 60 additions and 21 deletions
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14
src/testdir/test_map_functions.vim
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@@ -58,6 +58,20 @@ func Test_maparg()
map abc y<S-char-114>y
call assert_equal("yRy", maparg('abc'))
" character with K_SPECIAL byte
nmap abc …
call assert_equal('…', maparg('abc'))
" modified character with K_SPECIAL byte
nmap abc <M-…>
call assert_equal('<M-…>', maparg('abc'))
" illegal bytes
let str = ":\x7f:\x80:\x90:\xd0:"
exe 'nmap abc ' .. str
call assert_equal(str, maparg('abc'))
unlet str
omap { w
let d = maparg('{', 'o', 0, 1)
call assert_equal(['{', 'w', 'o'], [d.lhs, d.rhs, d.mode])