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feat(options): per-buffer 'busy' status #34493

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Problem:
Plugins cannot mark a buffer as "busy".

Solution:
- Add a buffer-local 'busy' option.
- Show a busy indicator in the default 'statusline'.
This commit is contained in:
Shadman
2025-07-07 05:17:06 +06:00
committed by GitHub
parent 6fd2a3040f
commit 5973328eda
10 changed files with 77 additions and 6 deletions
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2
runtime/doc/news.txt
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@ -224,6 +224,7 @@ OPTIONS
• 'pummaxwidth' sets maximum width for the completion popup menu.
• 'winborder' "bold" style.
• |g:clipboard| accepts a string name to force any builtin clipboard tool.
• 'busy' sets a buffer "busy" status. Indicated in the default statusline.
PERFORMANCE
@ -265,6 +266,7 @@ UI
• Error messages are more concise:
• "Error detected while processing:" changed to "Error in:".
• "Error executing Lua:" changed to "Lua:".
• 'busy' status is shown in default statusline with symbol ◐
VIMSCRIPT

9
runtime/doc/options.txt
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@ -1217,6 +1217,13 @@ A jump table for the options with a short description can be found at |Q_op|.
without saving. For writing there must be matching |BufWriteCmd|,
|FileWriteCmd| or |FileAppendCmd| autocommands.
*'busy'*
'busy' number (default 0)
local to buffer
Sets a buffer "busy" status. Indicated in the default statusline.
When busy status is larger then 0 busy flag is shown in statusline.
The semantics of "busy" are arbitrary, typically decided by the plugin that owns the buffer.
*'casemap'* *'cmp'*
'casemap' 'cmp' string (default "internal,keepascii")
global
@ -6184,7 +6191,7 @@ A jump table for the options with a short description can be found at |Q_op|.
an expensive expression can negatively affect render performance.
*'statusline'* *'stl'* *E540* *E542*
'statusline' 'stl' string (default "%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}")
'statusline' 'stl' string (default "%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &busy > 0 ? '◐ ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}")
global or local to window |global-local|
Sets the |status-line|.

1
runtime/doc/vim_diff.txt
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@ -404,6 +404,7 @@ Options:
- 'ttimeout', 'ttimeoutlen' behavior was simplified
- 'winblend' pseudo-transparency in floating windows |api-floatwin|
- 'winhighlight' window-local highlights
- 'busy' busy status for buffers
Performance:
- Signs are implemented using Nvim's internal "marktree" (btree) structure.

10
runtime/lua/vim/_meta/options.lua generated
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@ -664,6 +664,14 @@ vim.o.bt = vim.o.buftype
vim.bo.buftype = vim.o.buftype
vim.bo.bt = vim.bo.buftype
--- Sets a buffer "busy" status. Indicated in the default statusline.
--- When busy status is larger then 0 busy flag is shown in statusline.
--- The semantics of "busy" are arbitrary, typically decided by the plugin that owns the buffer.
---
--- @type integer
vim.o.busy = 0
vim.bo.busy = vim.o.busy
--- Specifies details about changing the case of letters. It may contain
--- these words, separated by a comma:
--- internal Use internal case mapping functions, the current
@ -6853,7 +6861,7 @@ vim.wo.stc = vim.wo.statuscolumn
---
---
--- @type string
vim.o.statusline = "%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}"
vim.o.statusline = "%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &busy > 0 ? '◐ ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}"
vim.o.stl = vim.o.statusline
vim.wo.statusline = vim.o.statusline
vim.wo.stl = vim.wo.statusline

2
src/nvim/buffer_defs.h
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@ -12,6 +12,7 @@
#include "nvim/option_defs.h"
#include "nvim/os/fs_defs.h"
#include "nvim/statusline_defs.h"
#include "nvim/types_defs.h"
#include "nvim/undo_defs.h"
/// Reference to a buffer that stores the value of buf_free_count.
@ -522,6 +523,7 @@ struct file_buffer {
int b_p_bomb; ///< 'bomb'
char *b_p_bh; ///< 'bufhidden'
char *b_p_bt; ///< 'buftype'
OptInt b_p_busy; ///< 'busy'
int b_has_qf_entry; ///< quickfix exists for buffer
int b_p_bl; ///< 'buflisted'
OptInt b_p_channel; ///< 'channel'

2
src/nvim/option.c
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@ -4681,6 +4681,8 @@ void *get_varp_from(vimoption_T *p, buf_T *buf, win_T *win)
return &(buf->b_p_bt);
case kOptBuflisted:
return &(buf->b_p_bl);
case kOptBusy:
return &(buf->b_p_busy);
case kOptChannel:
return &(buf->b_p_channel);
case kOptCopyindent:

1
src/nvim/option_vars.h
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@ -280,6 +280,7 @@ EXTERN char *p_bsk; ///< 'backupskip'
EXTERN char *p_breakat; ///< 'breakat'
EXTERN char *p_bh; ///< 'bufhidden'
EXTERN char *p_bt; ///< 'buftype'
EXTERN OptInt p_busy; ///< 'busy'
EXTERN char *p_cmp; ///< 'casemap'
EXTERN unsigned cmp_flags;
EXTERN char *p_enc; ///< 'encoding'

16
src/nvim/options.lua
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@ -950,6 +950,21 @@ local options = {
type = 'string',
varname = 'p_bt',
},
{
defaults = 0,
desc = [=[
Sets a buffer "busy" status. Indicated in the default statusline.
When busy status is larger then 0 busy flag is shown in statusline.
The semantics of "busy" are arbitrary, typically decided by the plugin that owns the buffer.
]=],
full_name = 'busy',
redraw = { 'statuslines' },
noglob = true,
scope = { 'buf' },
short_desc = N_('buffer is busy'),
type = 'number',
varname = 'p_busy',
},
{
abbreviation = 'cmp',
defaults = 'internal,keepascii',
@ -8640,6 +8655,7 @@ local options = {
'%=',
"%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}",
"%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}",
"%{% &busy > 0 ? '◐ ' : '' %}",
"%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}",
}),
desc = [=[

3
test/functional/legacy/autocmd_option_spec.lua
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@ -355,8 +355,7 @@ describe('au OptionSet', function()
it('with string global-local (to window) option', function()
local oldval = eval('&statusline')
local default_statusline =
"%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}"
local default_statusline = api.nvim_get_option_info2('statusline', {}).default
command('set statusline=foo')
expected_combination({

37
test/functional/ui/statusline_spec.lua
View File

@ -785,8 +785,15 @@ describe('default statusline', function()
exec_lua("vim.o.statusline = 'asdf'")
eq('asdf', eval('&statusline'))
local default_statusline =
"%<%f %h%w%m%r %=%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}"
local default_statusline = table.concat({
'%<',
'%f %h%w%m%r ',
'%=',
"%{% &showcmdloc == 'statusline' ? '%-10.S ' : '' %}",
"%{% exists('b:keymap_name') ? '<'..b:keymap_name..'> ' : '' %}",
"%{% &busy > 0 ? '◐ ' : '' %}",
"%{% &ruler ? ( &rulerformat == '' ? '%-14.(%l,%c%V%) %P' : &rulerformat ) : '' %}",
})
exec_lua("vim.o.statusline = ''")
@ -799,4 +806,30 @@ describe('default statusline', function()
|
]])
end)
it('shows busy status when buffer is set to be busy', function()
exec_lua("vim.o.statusline = ''")
screen:expect([[
^ |
{1:~ }|*13
{3:[No Name] 0,0-1 All}|
|
]])
exec_lua('vim.o.busy = 1')
screen:expect([[
^ |
{1:~ }|*13
{3:[No Name] ◐ 0,0-1 All}|
|
]])
exec_lua('vim.o.busy = 0')
screen:expect([[
^ |
{1:~ }|*13
{3:[No Name] 0,0-1 All}|
|
]])
end)
end)