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buffer updates: add on_reload callback and handle it in treesitter parser

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This commit is contained in:
Björn Linse
2021-02-07 07:32:19 +01:00
parent fa5f583981
commit 94622ca66b
9 changed files with 146 additions and 62 deletions
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32
src/nvim/buffer_updates.c
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@@ -135,7 +135,7 @@ void buf_updates_unregister(buf_T *buf, uint64_t channelid)
}
}
void buf_updates_unregister_all(buf_T *buf)
void buf_updates_unload(buf_T *buf, bool can_reload)
{
size_t size = kv_size(buf->update_channels);
if (size) {
@@ -146,9 +146,20 @@ void buf_updates_unregister_all(buf_T *buf)
kv_init(buf->update_channels);
}
size_t j = 0;
for (size_t i = 0; i < kv_size(buf->update_callbacks); i++) {
BufUpdateCallbacks cb = kv_A(buf->update_callbacks, i);
if (cb.on_detach != LUA_NOREF) {
LuaRef thecb = LUA_NOREF;
bool keep = false;
if (can_reload && cb.on_reload != LUA_NOREF) {
keep = true;
thecb = cb.on_reload;
} else if (cb.on_detach != LUA_NOREF) {
thecb = cb.on_detach;
}
if (thecb != LUA_NOREF) {
Array args = ARRAY_DICT_INIT;
Object items[1];
args.size = 1;
@@ -158,15 +169,24 @@ void buf_updates_unregister_all(buf_T *buf)
args.items[0] = BUFFER_OBJ(buf->handle);
textlock++;
nlua_call_ref(cb.on_detach, "detach", args, false, NULL);
nlua_call_ref(thecb, keep ? "reload" : "detach", args, false, NULL);
textlock--;
}
free_update_callbacks(cb);
if (keep) {
kv_A(buf->update_callbacks, j++) = kv_A(buf->update_callbacks, i);
} else {
free_update_callbacks(cb);
}
}
kv_size(buf->update_callbacks) = j;
if (kv_size(buf->update_callbacks) == 0) {
kv_destroy(buf->update_callbacks);
kv_init(buf->update_callbacks);
}
kv_destroy(buf->update_callbacks);
kv_init(buf->update_callbacks);
}
void buf_updates_send_changes(buf_T *buf,
linenr_T firstline,
int64_t num_added,