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patch 9.0.0794: there is no way to find out if modifyOtherKeys has been seen

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Problem:    There is no way to find out if an escape sequence with
            modifyOtherKeys has been seen.
Solution:   Add a notice with ":verbose map".
This commit is contained in:
Bram Moolenaar
2022-10-19 13:07:03 +01:00
parent 605d02a9b7
commit 9f62ea01a0
3 changed files with 70 additions and 41 deletions
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5
runtime/doc/map.txt
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@ -989,6 +989,11 @@ mapping, see |map-bar|.
WARNING: if you map <C-[> you may very well break any key codes that start
with Esc. Make sure it comes AFTER other mappings.
Vim automatically detects if the modifyOtherKeys mode was enabled when it
spots an escape sequence that must have been created by it. To see if Vim
detected such an escape sequence use `:verbose map`, the first line will then
show "Seen modifyOtherKeys: true" (possibly translated).
A known side effect is that in Insert mode the raw escape sequence is inserted
after the CTRL-V key. This can be used to check whether modifyOtherKeys is
enabled: In Insert mode type CTRL-SHIFT-V CTRL-V, if you get one byte then