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fix(bufdelete): try alternate buffer first and otherwise last used buffer

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Folke Lemaitre 2025-10-13 20:12:32 +02:00
parent b8d838d8be
commit 914c9004be
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1 changed files with 37 additions and 35 deletions
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72
lua/snacks/bufdelete.lua
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@ -46,44 +46,46 @@ function M.delete(opts)
end
buf = buf == 0 and vim.api.nvim_get_current_buf() or buf
vim.api.nvim_buf_call(buf, function()
if vim.bo.modified and not opts.force then
local ok, choice = pcall(vim.fn.confirm, ("Save changes to %q?"):format(vim.fn.bufname()), "&Yes\n&No\n&Cancel")
if not ok or choice == 0 or choice == 3 then -- 0 for <Esc>/<C-c> and 3 for Cancel
return
end
if choice == 1 then -- Yes
vim.cmd.write()
end
end
if not vim.api.nvim_buf_is_valid(buf) then
return
end
for _, win in ipairs(vim.fn.win_findbuf(buf)) do
vim.api.nvim_win_call(win, function()
if not vim.api.nvim_win_is_valid(win) or vim.api.nvim_win_get_buf(win) ~= buf then
return
end
-- Try using alternate buffer
local alt = vim.fn.bufnr("#")
if alt ~= buf and vim.fn.buflisted(alt) == 1 then
vim.api.nvim_win_set_buf(win, alt)
return
end
-- Try using previous buffer
local has_previous = pcall(vim.cmd, "bprevious")
if has_previous and buf ~= vim.api.nvim_win_get_buf(win) then
return
end
-- Create new listed buffer
local new_buf = vim.api.nvim_create_buf(true, false)
vim.api.nvim_win_set_buf(win, new_buf)
end)
end
if vim.api.nvim_buf_is_valid(buf) then
pcall(vim.cmd, (opts.wipe and "bwipeout! " or "bdelete! ") .. buf)
-- Check if the buffer is modified
if vim.bo[buf].modified and not opts.force then
local ok, choice = pcall(vim.fn.confirm, ("Save changes to %q?"):format(vim.fn.bufname(buf)), "&Yes\n&No\n&Cancel")
if not ok or choice == 0 or choice == 3 then -- 0 for <Esc>/<C-c> and 3 for Cancel
return
elseif choice == 1 then -- Yes
vim.api.nvim_buf_call(buf, vim.cmd.write)
end
end
-- Get the most recently used listed buffer that is not the one being deleted,
local info = vim.fn.getbufinfo({ buflisted = 1 })
---@param b vim.fn.getbufinfo.ret.item
info = vim.tbl_filter(function(b)
return b.bufnr ~= buf
end, info)
table.sort(info, function(a, b)
return a.lastused > b.lastused
end)
local new_buf = info[1] and info[1].bufnr or vim.api.nvim_create_buf(true, false)
-- replace the buffer in all windows showing it,
-- trying to use the alternate buffer if possible
for _, win in ipairs(vim.fn.win_findbuf(buf)) do
local win_buf = new_buf
vim.api.nvim_win_call(win, function() -- Try using alternate buffer
local alt = vim.fn.bufnr("#")
win_buf = alt >= 0 and alt ~= buf and vim.bo[alt].buflisted and alt or win_buf
end)
vim.api.nvim_win_set_buf(win, win_buf)
end
if vim.api.nvim_buf_is_valid(buf) then
pcall(vim.cmd, (opts.wipe and "bwipeout! " or "bdelete! ") .. buf)
end
end
--- Delete all buffers