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dictwatcheradd(): support b:changedtick #9693

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fixes #6635
closes #9693
This commit is contained in:
demiurg337 2019-03-07 14:37:46 +02:00 committed by Justin M. Keyes
parent 7fcf2f926f
commit 9d207fd876
2 changed files with 29 additions and 1 deletions
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9
src/nvim/buffer.h
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@ -74,6 +74,8 @@ static inline void buf_set_changedtick(buf_T *const buf,
static inline void buf_set_changedtick(buf_T *const buf,
const varnumber_T changedtick)
{
typval_T old_val = buf->changedtick_di.di_tv;
#ifndef NDEBUG
dictitem_T *const changedtick_di = tv_dict_find(
buf->b_vars, S_LEN("changedtick"));
@ -87,6 +89,13 @@ static inline void buf_set_changedtick(buf_T *const buf,
assert(changedtick_di == (dictitem_T *)&buf->changedtick_di);
#endif
buf->changedtick_di.di_tv.vval.v_number = changedtick;
if (tv_dict_is_watched(buf->b_vars)) {
tv_dict_watcher_notify(buf->b_vars,
(char *)buf->changedtick_di.di_key,
&buf->changedtick_di.di_tv,
&old_val);
}
}
static inline varnumber_T buf_get_changedtick(const buf_T *const buf)

21
test/functional/ex_cmds/dict_notifications_spec.lua
View File

@ -1,12 +1,13 @@
local helpers = require('test.functional.helpers')(after_each)
local clear, nvim, source = helpers.clear, helpers.nvim, helpers.source
local insert = helpers.insert
local eq, next_msg = helpers.eq, helpers.next_msg
local exc_exec = helpers.exc_exec
local command = helpers.command
local eval = helpers.eval
describe('dictionary change notifications', function()
describe('VimL dictionary notifications', function()
local channel
before_each(function()
@ -338,4 +339,22 @@ describe('dictionary change notifications', function()
eq({'notification', '2', {'foo', {old = 'baz', new = 'bar'}}}, next_msg())
end)
end)
it('for b:changedtick', function()
source([[
function! OnTickChanged(dict, key, value)
call rpcnotify(g:channel, 'SendChangeTick', a:key, a:value)
endfunction
call dictwatcheradd(b:, 'changedtick', 'OnTickChanged')
]])
insert('t');
eq({'notification', 'SendChangeTick', {'changedtick', {old = 2, new = 3}}},
next_msg())
command([[call dictwatcherdel(b:, 'changedtick', 'OnTickChanged')]])
insert('t');
eq(2, eval('1+1')) -- Still alive?
end)
end)