Diff does not refresh when navigating in undo history #192
Description
When navigating between items in the undo history panel, the contents of the diff panel never change.
❯ nvim -V1 -v
NVIM v0.10.4
Build type: Release
LuaJIT 2.1.1736781742
system vimrc file: "$VIM/sysinit.vim"
fall-back for $VIM: "
/home/linuxbrew/.linuxbrew/Cellar/neovim/0.10.4/share/nvim"
Plugin setup code:
{ -- easily access & handle undo history
'mbbill/undotree',
init = function()
vim.keymap.set("n", "<leader>uu", vim.cmd.UndotreeToggle, { desc = "Toggle [U]ndo history" })
vim.g.undotree_WindowLayout = 2
vim.g.unditree_ShortIndicators = 1
vim.g.undotree_DiffpanelHeight = 15
vim.g.undotree_SetFocusWhenToggle = 1
end
},
Annotated ~/undotree_debug.log:
-- > open nvim, navigate to file without persistent undo history
-- > add line at top
-- > add another line at top
-- > execute :UndotreeToggle
=======================================
10:50:40: 'undotree#UndotreePersistUndo(0)'
10:50:40: ' > Undofile has been set. Do nothing.'
10:51:45: '>>> UndotreeToggle()'
10:51:45: 'Unique window id assigned: id_1'
10:51:45: 'undotree_2 Toggle()'
10:51:45: 'undotree.Show()'
10:51:45: 's:exec() silent keepalt topleft vertical30 new undotree_2'
10:51:45: 's:exec() norm! 2^W^W'
10:51:45: 'undotree.Update() update whole tree'
10:51:45: 'SetFocus() winnr:1 bufname:undotree_2'
10:51:45: 's:exec_silent() norm! 1^W^W'
10:51:45: 's:exec() 1,$ d _'
10:51:45: 's:exec() $d _'
10:51:45: 'bak(cur,curhead,newhead): -1 -1 -1'
10:51:45: '(cur,curhead,newhead): 2 -1 2'
10:51:45: 's:exec() normal! 3G'
10:51:45: 'undotree.UpdateDiff()'
10:51:45: 'diffpanel.Show()'
10:51:45: 's:exec_silent() botright 15new diffpanel_3'
10:51:45: 'SetFocus() winnr:1 bufname:undotree_2'
10:51:45: 's:exec_silent() norm! 1^W^W'
10:51:45: 'undotree.UpdateDiff()'
10:51:45: 'diffpanel.Update(),seq:2 bufname:.config/nvim/lua/plugins/init.lua'
10:51:45: 's:exec_silent() 2 wincmd w'
10:51:45: 'diffresult: [''1a2'', ''> -- world'']'
10:51:45: 'matchadd(a) -> \%2l\V-- world'
10:51:45: 'SetFocus() winnr:3 bufname:diffpanel_3'
10:51:45: 's:exec_silent() norm! 3^W^W'
10:51:45: 's:exec() 1,$ d _'
10:51:45: 's:exec() $d _'
10:51:45: 's:exec() norm! gg'
10:51:45: 'SetFocus() winnr:1 bufname:undotree_2'
10:51:45: 's:exec_silent() norm! 1^W^W'
10:51:45: '<<< UndotreeToggle() leave'
10:51:45: 'Unique window id assigned: id_4'
-- > undotree UI is displayed, shows 2 changed. Diff shows latest change.
-- > navigate between undo items via cursor keys / j/k. No change in the diff panel, no log output
-- > Press "D" to hide diff panel
10:52:17: 'undotreeAction()'
10:52:17: 'undotree.Action() DiffToggle'
10:52:17: 'diffpanel_3 Toggle()'
10:52:17: 'diffpanel_3 Hide()'
10:52:17: 'SetFocus() winnr:3 bufname:diffpanel_3'
10:52:17: 's:exec_silent() norm! 3^W^W'
10:52:17: 's:exec() quit'
10:52:17: 'CleanUpHighlight()'
10:52:17: 's:exec_silent() norm! 1^W^W'
10:52:17: 's:exec_silent() norm! 2^W^W'
10:52:17: 's:exec_silent() norm! 1^W^W'
10:52:17: 'undotree.UpdateDiff()'
-- > press "D" to show diff panel again
10:52:26: 'undotreeAction()'
10:52:26: 'undotree.Action() DiffToggle'
10:52:26: 'diffpanel_3 Toggle()'
10:52:26: 'diffpanel.Show()'
10:52:26: 's:exec_silent() botright 15new diffpanel_3'
10:52:26: 'SetFocus() winnr:1 bufname:undotree_2'
10:52:26: 's:exec_silent() norm! 1^W^W'
10:52:26: 'undotree.UpdateDiff()'
10:52:26: 'diffpanel.Update(),seq:2 bufname:.config/nvim/lua/plugins/init.lua'
10:52:26: 'diff cache hit.'
10:52:26: 's:exec() norm! 2^W^W'
10:52:26: 'undotree.Update() update seqs'
10:52:26: 'matchadd(a) -> \%2l\V-- world'
10:52:26: 'SetFocus() winnr:3 bufname:diffpanel_3'
10:52:26: 's:exec_silent() norm! 3^W^W'
10:52:26: 's:exec() 1,$ d _'
10:52:26: 's:exec() $d _'
10:52:26: 's:exec() norm! gg'
10:52:26: 'SetFocus() winnr:1 bufname:undotree_2'
10:52:26: 's:exec_silent() norm! 1^W^W'
-- > Diff panel is shown, but without any changes. Navigating between items still doesn't do anything there
-- > press "q" to leave undotree
10:52:45: 'undotreeAction()'
10:52:45: 'undotree.Action() Close'
10:52:45: 'undotree_2 Toggle()'
10:52:45: 'undotree_2 Hide()'
10:52:45: 's:exec() quit'
10:52:45: 'diffpanel_3 Hide()'
10:52:45: 'SetFocus() winnr:3 bufname:diffpanel_3'
10:52:45: 's:exec_silent() norm! 3^W^W'
10:52:45: 's:exec() quit'
10:52:45: 'CleanUpHighlight()'
10:52:45: 's:exec_silent() norm! 1^W^W'
10:52:45: 's:exec_silent() norm! 2^W^W'
10:52:45: 's:exec_silent() norm! 1^W^W'
When re-opening the diff panel, the log shows "diff cache hit." , despite there being no previous "diffresult:" line for that change.