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vim-patch:8.2.4861: it is not easy to restore saved mappings

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Problem:    It is not easy to restore saved mappings.
Solution:   Make mapset() accept a dict argument. (Ernie Rael, closes vim/vim#10295)

51d04d16f2

Co-authored-by: Ernie Rael <errael@raelity.com>
This commit is contained in:
zeertzjq
2023-11-09 19:48:50 +08:00
parent d4dbfb092b
commit f748a73a35
9 changed files with 350 additions and 41 deletions
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36
runtime/lua/vim/_meta/vimfn.lua generated
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@@ -5046,6 +5046,7 @@ function vim.fn.map(expr1, expr2) end
--- "lnum" The line number in "sid", zero if unknown.
--- "nowait" Do not wait for other, longer mappings.
--- (|:map-<nowait>|).
--- "abbr" True if this is an |abbreviation|.
---
--- The dictionary can be used to restore a mapping with
--- |mapset()|.
@@ -5124,9 +5125,17 @@ function vim.fn.maplist() end
--- @return any
function vim.fn.mapnew(expr1, expr2) end
--- Restore a mapping from a dictionary returned by |maparg()|.
--- {mode} and {abbr} should be the same as for the call to
--- |maparg()|. *E460*
--- Restore a mapping from a dictionary, possibly returned by
--- |maparg()| or |maplist()|. A buffer mapping, when dict.buffer
--- is true, is set on the current buffer; it is up to the caller
--- to ensure that the intended buffer is the current buffer. This
--- feature allows copying mappings from one buffer to another.
--- The dict.mode value may restore a single mapping that covers
--- more than one mode, like with mode values of '!', ' ', "nox",
--- or 'v'. *E1276*
---
--- In the first form, {mode} and {abbr} should be the same as
--- for the call to |maparg()|. *E460*
--- {mode} is used to define the mode in which the mapping is set,
--- not the "mode" entry in {dict}.
--- Example for saving and restoring a mapping: >vim
@@ -5135,12 +5144,25 @@ function vim.fn.mapnew(expr1, expr2) end
--- " ...
--- call mapset('n', 0, save_map)
--- <Note that if you are going to replace a map in several modes,
--- e.g. with `:map!`, you need to save the mapping for all of
--- them, since they can differ.
--- e.g. with `:map!`, you need to save/restore the mapping for
--- all of them, when they might differ.
---
--- In the second form, with {dict} as the only argument, mode
--- and abbr are taken from the dict.
--- Example: >vim
--- let save_maps = maplist()->filter(
--- \ {_, m -> m.lhs == 'K'})
--- nnoremap K somethingelse
--- cnoremap K somethingelse2
--- " ...
--- unmap K
--- for d in save_maps
--- call mapset(d)
--- endfor
---
--- @param mode string
--- @param abbr any
--- @param dict any
--- @param abbr? any
--- @param dict? any
--- @return any
function vim.fn.mapset(mode, abbr, dict) end