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fix(float): tail truncate long title #28387

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Problem:
We truncate the title from start, this is somewhat inconsistent
with the way vim works. Usually we use < to truncate and keep
more trailing characters.

Solution:
Keep more trailing characters.
This commit is contained in:
glepnir
2025-12-08 14:52:07 +08:00
committed by GitHub
parent 647f11e6ae
commit cb171ee7cb
2 changed files with 38 additions and 11 deletions
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16
test/functional/ui/float_spec.lua
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@@ -2047,10 +2047,10 @@ describe('float window', function()
eq('center', footer_pos)
end)
it('center aligned title longer than window width #25746', function()
it('truncates title longer than window width #25746 #23602', function()
local buf = api.nvim_create_buf(false, false)
api.nvim_buf_set_lines(buf, 0, -1, true, { ' halloj! ', ' BORDAA ' })
local win = api.nvim_open_win(buf, false, {
local config = {
relative = 'editor',
width = 9,
height = 2,
@@ -2059,8 +2059,8 @@ describe('float window', function()
border = 'double',
title = 'abcdefghijklmnopqrstuvwxyz',
title_pos = 'center',
})
}
local win = api.nvim_open_win(buf, false, config)
if multigrid then
screen:expect {
grid = [[
@@ -2073,7 +2073,7 @@ describe('float window', function()
## grid 3
|
## grid 4
{5:╔}{11:abcdefghi}{5:╗}|
{5:╔}{11:<stuvwxyz}{5:╗}|
{5:║}{1: halloj! }{5:║}|
{5:║}{1: BORDAA }{5:║}|
{5:╚═════════╝}|
@@ -2089,7 +2089,7 @@ describe('float window', function()
grid = [[
^ |
{0:~ }|
{0:~ }{5:╔}{11:abcdefghi}{5:╗}{0: }|
{0:~ }{5:╔}{11:<stuvwxyz}{5:╗}{0: }|
{0:~ }{5:║}{1: halloj! }{5:║}{0: }|
{0:~ }{5:║}{1: BORDAA }{5:║}{0: }|
{0:~ }{5:╚═════════╝}{0: }|
@@ -2097,7 +2097,9 @@ describe('float window', function()
]],
}
end
config.title = { { 'abcd' }, { 'stuvw' }, { 'xyz' } }
api.nvim_win_set_config(win, config)
screen:expect_unchanged()
api.nvim_win_close(win, false)
assert_alive()
end)