From 1ccd99e113324602b4eca41fd24ba6f991e8f05d Mon Sep 17 00:00:00 2001
From: "D. Ben Knoble" <ben.knoble+github@gmail.com>
Date: Sun, 19 Nov 2023 04:13:56 -0500
Subject: [PATCH] add b:undo_ftplugin (#4625)

---
 ftplugin/ale-fix-suggest.vim       |  3 +++
 ftplugin/ale-info.vim              |  6 ++++++
 ftplugin/ale-preview-selection.vim | 15 +++++++++++++++
 ftplugin/ale-preview.vim           |  3 +++
 4 files changed, 27 insertions(+)

diff --git a/ftplugin/ale-fix-suggest.vim b/ftplugin/ale-fix-suggest.vim
index 189a4dc211..42ade0fd5f 100644
--- a/ftplugin/ale-fix-suggest.vim
+++ b/ftplugin/ale-fix-suggest.vim
@@ -1,2 +1,5 @@
 " Close the ALEFixSuggest window with the q key.
 noremap <buffer> q :q!<CR>
+
+let b:undo_ftplugin = get(b:, 'undo_ftplugin', 'execute')
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> q"'
diff --git a/ftplugin/ale-info.vim b/ftplugin/ale-info.vim
index 65913a76fb..c2c794b256 100644
--- a/ftplugin/ale-info.vim
+++ b/ftplugin/ale-info.vim
@@ -14,3 +14,9 @@ endfunction
 
 " Press space to open :help for an ALE Variable
 nnoremap <buffer> <silent> <space> :call ALEInfoOpenHelp()<CR>
+
+let b:undo_ftplugin = get(b:, 'undo_ftplugin', 'execute')
+let b:undo_ftplugin .= ' | setlocal synmaxcol<'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> q"'
+let b:undo_ftplugin .= ' | execute "silent! nunmap <buffer> <space>"'
+let b:undo_ftplugin .= ' | delfunction! ALEInfoOpenHelp'
diff --git a/ftplugin/ale-preview-selection.vim b/ftplugin/ale-preview-selection.vim
index 7ec84068b5..1ddd0abfe8 100644
--- a/ftplugin/ale-preview-selection.vim
+++ b/ftplugin/ale-preview-selection.vim
@@ -14,3 +14,18 @@ noremap <buffer> O <NOP>
 " Keybinds for opening selection items.
 noremap <buffer> <CR> :call ale#preview#OpenSelection()<CR>
 noremap <buffer> t :call ale#preview#OpenSelectionInTab()<CR>
+
+let b:undo_ftplugin = get(b:, 'undo_ftplugin', 'execute')
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> q"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> v"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> i"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> I"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> <C-q>"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> <C-v>"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> <S-v>"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> a"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> A"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> o"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> O"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> <CR>"'
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> t"'
diff --git a/ftplugin/ale-preview.vim b/ftplugin/ale-preview.vim
index ffbffbd59b..75f3bb5027 100644
--- a/ftplugin/ale-preview.vim
+++ b/ftplugin/ale-preview.vim
@@ -1,2 +1,5 @@
 " Close the ALEPreviewWindow window with the q key.
 noremap <buffer> q :q!<CR>
+
+let b:undo_ftplugin = get(b:, 'undo_ftplugin', 'execute')
+let b:undo_ftplugin .= ' | execute "silent! unmap <buffer> q"'