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|
local F = vim.fn
local G = vim.g
local O = vim.o
local C = vim.api.nvim_create_user_command
-- :Reverse {{{1
-- Reverse a selected range in line-wise.
-- Note: directly calling `g/^/m` will overwrite the current search pattern with
-- '^' and highlight it, which is not expected.
-- :h :keeppatterns
C(
'Reverse',
'keeppatterns <line1>,<line2>g/^/m<line1>-1',
{
desc = 'Reverse lines',
bar = true,
range = '%',
}
)
-- :SmartOpen {{{1
C(
'SmartOpen',
function(opts)
local only_one_empty_window = F.winnr('$') == 1 and
F.bufname() == '' and
not F.getbufinfo().changed and
F.line('$') == 1 and
F.getline(1) == ''
local modifiers
if F.winwidth(F.winnr()) < 150 then
modifiers = 'topleft'
else
modifiers = 'vertical botright'
end
vim.cmd(([[
try
%s %s
let g:__ok = v:true
catch
echohl Error
echo v:exception
echohl None
let g:__ok = v:false
endtry
]]):format(modifiers, opts.args))
if not G.__ok then
return
end
if only_one_empty_window then
vim.cmd.wincmd('o')
end
if O.filetype == 'help' then
if vim.bo.textwidth > 0 then
vim.cmd(('vertical resize %d'):format(vim.bo.textwidth))
end
-- Move the cursor to the beginning of the line as help tags are often
-- right-justfied.
F.cursor(
0 --[[ stay in the current line ]],
1 --[[ move to the beginning of the line ]])
end
end,
{
desc = 'Smartly open a new buffer',
nargs = '+',
complete = 'command',
}
)
-- :SmartTabEdit {{{1
-- If the current buffer is empty, open a file with the current window;
-- otherwise open a new tab.
C(
'SmartTabEdit',
function(opts)
local is_empty_buffer = (
F.bufname() == ''
and not vim.bo.modified
and F.line('$') <= 1
and F.getline('.') == ''
)
if is_empty_buffer then
vim.cmd(opts.mods .. ' edit ' .. opts.args)
else
vim.cmd(opts.mods .. ' tabedit ' .. opts.args)
end
end,
{
desc = 'Smartly open a file',
nargs = '*',
complete = 'file',
}
)
|
