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cmdline: CmdlineEnter and CmdlineLeave autocommands (#7422)

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vim-patch:fafcf0dd59fd

patch 8.0.1206: no autocmd for entering or leaving the command line

Problem:    No autocmd for entering or leaving the command line.
Solution:   Add CmdlineEnter and CmdlineLeave.

fafcf0dd59
This commit is contained in:
Björn Linse
2017-11-22 22:35:20 +01:00
committed by GitHub
parent 9393be477a
commit a4f6cec7a3
10 changed files with 256 additions and 5 deletions
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117
test/functional/autocmd/cmdline_spec.lua Normal file
View File

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local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local command = helpers.command
local eq = helpers.eq
local expect = helpers.expect
local next_msg = helpers.next_message
local feed = helpers.feed
local meths = helpers.meths
describe('cmdline autocommands', function()
local channel
before_each(function()
clear()
channel = meths.get_api_info()[1]
meths.set_var("channel",channel)
command("autocmd CmdlineEnter * call rpcnotify(g:channel, 'CmdlineEnter', v:event)")
command("autocmd CmdlineLeave * call rpcnotify(g:channel, 'CmdlineLeave', v:event)")
command("autocmd CmdWinEnter * call rpcnotify(g:channel, 'CmdWinEnter', v:event)")
command("autocmd CmdWinLeave * call rpcnotify(g:channel, 'CmdWinLeave', v:event)")
end)
it('works', function()
feed(':')
eq({'notification', 'CmdlineEnter', {{cmdtype=':', cmdlevel=1}}}, next_msg())
feed('redraw<cr>')
eq({'notification', 'CmdlineLeave',
{{cmdtype=':', cmdlevel=1, abort=false}}}, next_msg())
feed(':')
eq({'notification', 'CmdlineEnter', {{cmdtype=':', cmdlevel=1}}}, next_msg())
-- note: feed('bork<c-c>') might not consume 'bork'
-- due to out-of-band interupt handling
feed('bork<esc>')
eq({'notification', 'CmdlineLeave',
{{cmdtype=':', cmdlevel=1, abort=true}}}, next_msg())
end)
it('can abort cmdline', function()
command("autocmd CmdlineLeave * let v:event.abort= len(getcmdline())>15")
feed(":put! ='ok'<cr>")
expect([[
ok
]])
feed(":put! ='blah blah'<cr>")
expect([[
ok
]])
end)
it('handles errors correctly', function()
clear()
local screen = Screen.new(72, 8)
screen:attach()
screen:set_default_attr_ids({
[1] = {bold = true, foreground = Screen.colors.Blue1},
[2] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
[3] = {bold = true, foreground = Screen.colors.SeaGreen4},
})
command("autocmd CmdlineEnter * echoerr 'FAIL'")
command("autocmd CmdlineLeave * echoerr 'very error'")
feed(':')
screen:expect([[
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
: |
{2:E920: autocmd has thrown an exception: Vim(echoerr):FAIL} |
:^ |
]])
feed("put ='lorem ipsum'<cr>")
screen:expect([[
{1:~ }|
{1:~ }|
: |
{2:E920: autocmd has thrown an exception: Vim(echoerr):FAIL} |
:put ='lorem ipsum' |
{2:E920: autocmd has thrown an exception: Vim(echoerr):very error} |
|
{3:Press ENTER or type command to continue}^ |
]])
feed('<cr>')
screen:expect([[
|
^lorem ipsum |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]])
end)
it('works with nested cmdline', function()
feed(':')
eq({'notification', 'CmdlineEnter', {{cmdtype=':', cmdlevel=1}}}, next_msg())
feed('<c-r>=')
eq({'notification', 'CmdlineEnter', {{cmdtype='=', cmdlevel=2}}}, next_msg())
feed('<c-f>')
eq({'notification', 'CmdWinEnter', {{}}}, next_msg())
feed(':')
eq({'notification', 'CmdlineEnter', {{cmdtype=':', cmdlevel=3}}}, next_msg())
feed('<c-c>')
eq({'notification', 'CmdlineLeave', {{cmdtype=':', cmdlevel=3, abort=true}}}, next_msg())
feed('<c-c>')
eq({'notification', 'CmdWinLeave', {{}}}, next_msg())
feed('1+2<cr>')
eq({'notification', 'CmdlineLeave', {{cmdtype='=', cmdlevel=2, abort=false}}}, next_msg())
end)
end)