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-rw-r--r--runtime/doc/api.txt18
-rw-r--r--runtime/doc/deprecated.txt114
-rw-r--r--runtime/doc/news.txt7
-rw-r--r--src/nvim/api/deprecated.c20
-rw-r--r--src/nvim/api/vim.c30
-rw-r--r--src/nvim/msgpack_rpc/channel.c74
-rw-r--r--src/nvim/msgpack_rpc/channel_defs.h1
-rw-r--r--test/functional/api/server_notifications_spec.lua23
-rw-r--r--test/functional/vimscript/api_functions_spec.lua4
9 files changed, 104 insertions, 187 deletions
diff --git a/runtime/doc/api.txt b/runtime/doc/api.txt
index 13884e865d..2aa147770d 100644
--- a/runtime/doc/api.txt
+++ b/runtime/doc/api.txt
@@ -1461,24 +1461,6 @@ nvim_strwidth({text}) *nvim_strwidth()*
Return: ~
Number of cells
-nvim_subscribe({event}) *nvim_subscribe()*
- Subscribes to event broadcasts.
-
- Attributes: ~
- |RPC| only
-
- Parameters: ~
- • {event} Event type string
-
-nvim_unsubscribe({event}) *nvim_unsubscribe()*
- Unsubscribes to event broadcasts.
-
- Attributes: ~
- |RPC| only
-
- Parameters: ~
- • {event} Event type string
-
nvim__complete_set({index}, {opts}) *nvim__complete_set()*
EXPERIMENTAL: this API may change in the future.
diff --git a/runtime/doc/deprecated.txt b/runtime/doc/deprecated.txt
index 3fc2d872f6..646ba72bd8 100644
--- a/runtime/doc/deprecated.txt
+++ b/runtime/doc/deprecated.txt
@@ -12,76 +12,82 @@ They should not be used in new scripts, and old scripts should be updated.
==============================================================================
Deprecated features
-DEPRECATED IN 0.11 *deprecated-0.11*
+------------------------------------------------------------------------------
+DEPRECATED IN 0.11 *deprecated-0.11*
+
+API
+- nvim_subscribe() Plugins must maintain their own "multicast" channels list.
+- nvim_unsubscribe() Plugins must maintain their own "multicast" channels list.
-• N/A
-DEPRECATED IN 0.10 *deprecated-0.10*
+------------------------------------------------------------------------------
+DEPRECATED IN 0.10 *deprecated-0.10*
+API
+• *nvim_buf_get_option()* Use |nvim_get_option_value()| instead.
+• *nvim_buf_set_option()* Use |nvim_set_option_value()| instead.
+• *nvim_call_atomic()* Use |nvim_exec_lua()| instead.
+• *nvim_get_option()* Use |nvim_get_option_value()| instead.
+• *nvim_set_option()* Use |nvim_set_option_value()| instead.
+• *nvim_win_get_option()* Use |nvim_get_option_value()| instead.
+• *nvim_win_set_option()* Use |nvim_set_option_value()| instead.
+
+CHECKHEALTH
+• *health#report_error* *vim.health.report_error()* Use |vim.health.error()| instead.
+• *health#report_info* *vim.health.report_info()* Use |vim.health.info()| instead.
+• *health#report_ok* *vim.health.report_ok()* Use |vim.health.ok()| instead.
+• *health#report_start* *vim.health.report_start()* Use |vim.health.start()| instead.
+• *health#report_warn* *vim.health.report_warn()* Use |vim.health.warn()| instead.
+
+DIAGNOSTICS
• Configuring |diagnostic-signs| using |:sign-define| or |sign_define()|. Use
the "signs" key of |vim.diagnostic.config()| instead.
-
-• Checkhealth functions:
- - *health#report_error* *vim.health.report_error()* Use |vim.health.error()| instead.
- - *health#report_info* *vim.health.report_info()* Use |vim.health.info()| instead.
- - *health#report_ok* *vim.health.report_ok()* Use |vim.health.ok()| instead.
- - *health#report_start* *vim.health.report_start()* Use |vim.health.start()| instead.
- - *health#report_warn* *vim.health.report_warn()* Use |vim.health.warn()| instead.
-
-• |API| functions:
- - *nvim_buf_get_option()* Use |nvim_get_option_value()| instead.
- - *nvim_buf_set_option()* Use |nvim_set_option_value()| instead.
- - *nvim_call_atomic()* Use |nvim_exec_lua()| instead.
- - *nvim_get_option()* Use |nvim_get_option_value()| instead.
- - *nvim_set_option()* Use |nvim_set_option_value()| instead.
- - *nvim_win_get_option()* Use |nvim_get_option_value()| instead.
- - *nvim_win_set_option()* Use |nvim_set_option_value()| instead.
-
• vim.diagnostic functions:
- - *vim.diagnostic.disable()* Use |vim.diagnostic.enable()|
- - *vim.diagnostic.is_disabled()* Use |vim.diagnostic.is_enabled()|
- - Legacy signature: `vim.diagnostic.enable(buf:number, namespace:number)`
-
-• vim.lsp functions:
- - *vim.lsp.util.get_progress_messages()* Use |vim.lsp.status()| instead.
- - *vim.lsp.get_active_clients()* Use |vim.lsp.get_clients()| instead.
- - *vim.lsp.for_each_buffer_client()* Use |vim.lsp.get_clients()| instead.
- - *vim.lsp.util.trim_empty_lines()* Use |vim.split()| with `trimempty` instead.
- - *vim.lsp.util.try_trim_markdown_code_blocks()*
- - *vim.lsp.util.set_lines()*
- - *vim.lsp.util.extract_completion_items()*
- - *vim.lsp.util.parse_snippet()*
- - *vim.lsp.util.text_document_completion_list_to_complete_items()*
- - *vim.lsp.util.lookup_section()* Use |vim.tbl_get()| instead: >
+ • *vim.diagnostic.disable()* Use |vim.diagnostic.enable()|
+ • *vim.diagnostic.is_disabled()* Use |vim.diagnostic.is_enabled()|
+ • Legacy signature: `vim.diagnostic.enable(buf:number, namespace:number)`
+
+LSP
+• *vim.lsp.util.get_progress_messages()* Use |vim.lsp.status()| instead.
+• *vim.lsp.get_active_clients()* Use |vim.lsp.get_clients()| instead.
+• *vim.lsp.for_each_buffer_client()* Use |vim.lsp.get_clients()| instead.
+• *vim.lsp.util.trim_empty_lines()* Use |vim.split()| with `trimempty` instead.
+• *vim.lsp.util.try_trim_markdown_code_blocks()*
+• *vim.lsp.util.set_lines()*
+• *vim.lsp.util.extract_completion_items()*
+• *vim.lsp.util.parse_snippet()*
+• *vim.lsp.util.text_document_completion_list_to_complete_items()*
+• *vim.lsp.util.lookup_section()* Use |vim.tbl_get()| instead: >
local keys = vim.split(section, '.', { plain = true })
local vim.tbl_get(table, unpack(keys))
+LUA
• *vim.loop* Use |vim.uv| instead.
+• *vim.tbl_add_reverse_lookup()*
+• *vim.tbl_flatten()* Use |Iter:flatten()| instead.
+• *vim.tbl_islist()* Use |vim.islist()| instead.
-• vim.treesitter functions:
- - *LanguageTree:for_each_child()* Use |LanguageTree:children()| (non-recursive) instead.
-
+OPTIONS
• The "term_background" UI option |ui-ext-options| is deprecated and no longer
populated. Background color detection is now performed in Lua by the Nvim
core, not the TUI.
-• Lua stdlib:
- - *vim.tbl_add_reverse_lookup()*
- - *vim.tbl_flatten()* Use |Iter:flatten()| instead.
- - *vim.tbl_islist()* Use |vim.islist()| instead.
-
-DEPRECATED IN 0.9 *deprecated-0.9*
+TREESITTER
+• *LanguageTree:for_each_child()* Use |LanguageTree:children()| (non-recursive) instead.
-• vim.treesitter functions
- - *vim.treesitter.language.require_language()* Use |vim.treesitter.language.add()| instead.
- - *vim.treesitter.get_node_at_pos()* Use |vim.treesitter.get_node()| instead.
- - *vim.treesitter.get_node_at_cursor()* Use |vim.treesitter.get_node()|
- and |TSNode:type()| instead.
-• |API| functions:
- - *nvim_get_hl_by_name()* Use |nvim_get_hl()| instead.
- - *nvim_get_hl_by_id()* Use |nvim_get_hl()| instead.
+------------------------------------------------------------------------------
+DEPRECATED IN 0.9 *deprecated-0.9*
+API
+- *nvim_get_hl_by_name()* Use |nvim_get_hl()| instead.
+- *nvim_get_hl_by_id()* Use |nvim_get_hl()| instead.
+
+TREESITTER
+- *vim.treesitter.language.require_language()* Use |vim.treesitter.language.add()| instead.
+- *vim.treesitter.get_node_at_pos()* Use |vim.treesitter.get_node()| instead.
+- *vim.treesitter.get_node_at_cursor()* Use |vim.treesitter.get_node()|
+ and |TSNode:type()| instead.
• The following top level Treesitter functions have been moved:
- *vim.treesitter.inspect_language()* -> |vim.treesitter.language.inspect()|
- *vim.treesitter.get_query_files()* -> |vim.treesitter.query.get_files()|
@@ -98,10 +104,12 @@ DEPRECATED IN 0.9 *deprecated-0.9*
- *vim.treesitter.query.get_range()* -> |vim.treesitter.get_range()|
- *vim.treesitter.query.get_node_text()* -> |vim.treesitter.get_node_text()|
-• Lua stdlib:
+LUA
- *nvim_exec()* Use |nvim_exec2()| instead.
- *vim.pretty_print()* Use |vim.print()| instead.
+
+------------------------------------------------------------------------------
DEPRECATED IN 0.8 OR EARLIER
API
diff --git a/runtime/doc/news.txt b/runtime/doc/news.txt
index a1859d19cf..0730faa441 100644
--- a/runtime/doc/news.txt
+++ b/runtime/doc/news.txt
@@ -25,7 +25,12 @@ These changes may require adaptations in your config or plugins.
API
-• TODO
+• `vim.rpcnotify(0)` and `rpcnotify(0)` broadcast to ALL channels. Previously
+ they would "multicast" only to subscribed channels (controlled by
+ `nvim_subscribe()`). Plugins and clients that want "multicast" behavior must
+ now maintain their own list of channels.
+ • In the future, |vim.rpcnotify()| may accept a list of channels, if there
+ is demand for this use-case.
DEFAULTS
diff --git a/src/nvim/api/deprecated.c b/src/nvim/api/deprecated.c
index d63b8411e8..af3bfe2c03 100644
--- a/src/nvim/api/deprecated.c
+++ b/src/nvim/api/deprecated.c
@@ -786,3 +786,23 @@ theend:
api_clear_error(&nested_error);
return rv;
}
+
+/// @deprecated
+///
+/// @param channel_id Channel id (passed automatically by the dispatcher)
+/// @param event Event type string
+void nvim_subscribe(uint64_t channel_id, String event)
+ FUNC_API_SINCE(1) FUNC_API_REMOTE_ONLY
+{
+ // Does nothing. `rpcnotify(0,…)` broadcasts to all channels, there are no "subscriptions".
+}
+
+/// @deprecated
+///
+/// @param channel_id Channel id (passed automatically by the dispatcher)
+/// @param event Event type string
+void nvim_unsubscribe(uint64_t channel_id, String event)
+ FUNC_API_SINCE(1) FUNC_API_REMOTE_ONLY
+{
+ // Does nothing. `rpcnotify(0,…)` broadcasts to all channels, there are no "subscriptions".
+}
diff --git a/src/nvim/api/vim.c b/src/nvim/api/vim.c
index f5b7c8abdd..fc780e1248 100644
--- a/src/nvim/api/vim.c
+++ b/src/nvim/api/vim.c
@@ -1334,36 +1334,6 @@ void nvim_put(ArrayOf(String) lines, String type, Boolean after, Boolean follow,
});
}
-/// Subscribes to event broadcasts.
-///
-/// @param channel_id Channel id (passed automatically by the dispatcher)
-/// @param event Event type string
-void nvim_subscribe(uint64_t channel_id, String event)
- FUNC_API_SINCE(1) FUNC_API_REMOTE_ONLY
-{
- size_t length = (event.size < METHOD_MAXLEN ? event.size : METHOD_MAXLEN);
- char e[METHOD_MAXLEN + 1];
- memcpy(e, event.data, length);
- e[length] = NUL;
- rpc_subscribe(channel_id, e);
-}
-
-/// Unsubscribes to event broadcasts.
-///
-/// @param channel_id Channel id (passed automatically by the dispatcher)
-/// @param event Event type string
-void nvim_unsubscribe(uint64_t channel_id, String event)
- FUNC_API_SINCE(1) FUNC_API_REMOTE_ONLY
-{
- size_t length = (event.size < METHOD_MAXLEN
- ? event.size
- : METHOD_MAXLEN);
- char e[METHOD_MAXLEN + 1];
- memcpy(e, event.data, length);
- e[length] = NUL;
- rpc_unsubscribe(channel_id, e);
-}
-
/// Returns the 24-bit RGB value of a |nvim_get_color_map()| color name or
/// "#rrggbb" hexadecimal string.
///
diff --git a/src/nvim/msgpack_rpc/channel.c b/src/nvim/msgpack_rpc/channel.c
index 268d6fe6e4..5737a0440f 100644
--- a/src/nvim/msgpack_rpc/channel.c
+++ b/src/nvim/msgpack_rpc/channel.c
@@ -67,8 +67,6 @@ static void log_notify(char *dir, uint64_t channel_id, const char *name)
# define log_notify(...)
#endif
-static Set(cstr_t) event_strings = SET_INIT;
-
#ifdef INCLUDE_GENERATED_DECLARATIONS
# include "msgpack_rpc/channel.c.generated.h"
#endif
@@ -111,9 +109,9 @@ static Channel *find_rpc_channel(uint64_t id)
return chan;
}
-/// Publishes an event to a channel.
+/// Publishes an event to a channel (emits a notification to method `name`).
///
-/// @param id Channel id. 0 means "broadcast to all subscribed channels"
+/// @param id Channel id, or 0 to broadcast to all RPC channels.
/// @param name Event name (application-defined)
/// @param args Array of event arguments
/// @return True if the event was sent successfully, false otherwise.
@@ -204,41 +202,6 @@ Object rpc_send_call(uint64_t id, const char *method_name, Array args, ArenaMem
return frame.errored ? NIL : frame.result;
}
-/// Subscribes to event broadcasts
-///
-/// @param id The channel id
-/// @param event The event type string
-void rpc_subscribe(uint64_t id, char *event)
-{
- Channel *channel;
-
- if (!(channel = find_rpc_channel(id))) {
- abort();
- }
-
- const char **key_alloc = NULL;
- if (set_put_ref(cstr_t, &event_strings, event, &key_alloc)) {
- *key_alloc = xstrdup(event);
- }
-
- set_put(cstr_t, channel->rpc.subscribed_events, *key_alloc);
-}
-
-/// Unsubscribes to event broadcasts
-///
-/// @param id The channel id
-/// @param event The event type string
-void rpc_unsubscribe(uint64_t id, char *event)
-{
- Channel *channel;
-
- if (!(channel = find_rpc_channel(id))) {
- abort();
- }
-
- unsubscribe(channel, event);
-}
-
static void receive_msgpack(Stream *stream, RBuffer *rbuf, size_t c, void *data, bool eof)
{
Channel *channel = data;
@@ -494,34 +457,24 @@ static void send_error(Channel *chan, MsgpackRpcRequestHandler handler, MessageT
api_clear_error(&e);
}
+/// Broadcasts a notification to all RPC channels.
static void broadcast_event(const char *name, Array args)
{
- kvec_withinit_t(Channel *, 4) subscribed = KV_INITIAL_VALUE;
- kvi_init(subscribed);
+ kvec_withinit_t(Channel *, 4) chans = KV_INITIAL_VALUE;
+ kvi_init(chans);
Channel *channel;
map_foreach_value(&channels, channel, {
- if (channel->is_rpc
- && set_has(cstr_t, channel->rpc.subscribed_events, name)) {
- kv_push(subscribed, channel);
+ if (channel->is_rpc) {
+ kv_push(chans, channel);
}
});
- if (kv_size(subscribed)) {
- serialize_request(subscribed.items, kv_size(subscribed), 0, name, args);
+ if (kv_size(chans)) {
+ serialize_request(chans.items, kv_size(chans), 0, name, args);
}
- kvi_destroy(subscribed);
-}
-
-static void unsubscribe(Channel *channel, char *event)
-{
- if (!set_has(cstr_t, &event_strings, event)) {
- WLOG("RPC: ch %" PRIu64 ": tried to unsubscribe unknown event '%s'",
- channel->id, event);
- return;
- }
- set_del(cstr_t, channel->rpc.subscribed_events, event);
+ kvi_destroy(chans);
}
/// Mark rpc state as closed, and release its reference to the channel.
@@ -551,7 +504,6 @@ void rpc_free(Channel *channel)
unpacker_teardown(channel->rpc.unpacker);
xfree(channel->rpc.unpacker);
- set_destroy(cstr_t, channel->rpc.subscribed_events);
kv_destroy(channel->rpc.call_stack);
api_free_dictionary(channel->rpc.info);
}
@@ -719,12 +671,6 @@ const char *get_client_info(Channel *chan, const char *key)
#ifdef EXITFREE
void rpc_free_all_mem(void)
{
- cstr_t key;
- set_foreach(&event_strings, key, {
- xfree((void *)key);
- });
- set_destroy(cstr_t, &event_strings);
-
multiqueue_free(ch_before_blocking_events);
}
#endif
diff --git a/src/nvim/msgpack_rpc/channel_defs.h b/src/nvim/msgpack_rpc/channel_defs.h
index 56dbb332e0..7dc1374964 100644
--- a/src/nvim/msgpack_rpc/channel_defs.h
+++ b/src/nvim/msgpack_rpc/channel_defs.h
@@ -37,7 +37,6 @@ typedef struct {
} RequestEvent;
typedef struct {
- Set(cstr_t) subscribed_events[1];
bool closed;
Unpacker *unpacker;
uint32_t next_request_id;
diff --git a/test/functional/api/server_notifications_spec.lua b/test/functional/api/server_notifications_spec.lua
index b8efbfbd0e..7b4c4e8312 100644
--- a/test/functional/api/server_notifications_spec.lua
+++ b/test/functional/api/server_notifications_spec.lua
@@ -1,7 +1,6 @@
local t = require('test.testutil')
local n = require('test.functional.testnvim')()
-local assert_log = t.assert_log
local eq, clear, eval, command, next_msg = t.eq, n.clear, n.eval, n.command, n.next_msg
local api = n.api
local exec_lua = n.exec_lua
@@ -34,18 +33,18 @@ describe('notify', function()
end)
end)
- describe('passing 0 as the channel id', function()
- it('sends the notification/args to all subscribed channels', function()
- api.nvim_subscribe('event2')
+ describe('channel id 0', function()
+ it('broadcasts the notification/args to all channels', function()
eval('rpcnotify(0, "event1", 1, 2, 3)')
eval('rpcnotify(0, "event2", 4, 5, 6)')
eval('rpcnotify(0, "event2", 7, 8, 9)')
+ eq({ 'notification', 'event1', { 1, 2, 3 } }, next_msg())
eq({ 'notification', 'event2', { 4, 5, 6 } }, next_msg())
eq({ 'notification', 'event2', { 7, 8, 9 } }, next_msg())
- api.nvim_unsubscribe('event2')
- api.nvim_subscribe('event1')
+
eval('rpcnotify(0, "event2", 10, 11, 12)')
eval('rpcnotify(0, "event1", 13, 14, 15)')
+ eq({ 'notification', 'event2', { 10, 11, 12 } }, next_msg())
eq({ 'notification', 'event1', { 13, 14, 15 } }, next_msg())
end)
@@ -78,17 +77,6 @@ describe('notify', function()
end)
end)
- it('unsubscribe non-existing event #8745', function()
- clear { env = {
- NVIM_LOG_FILE = testlog,
- } }
- api.nvim_subscribe('event1')
- api.nvim_unsubscribe('doesnotexist')
- assert_log("tried to unsubscribe unknown event 'doesnotexist'", testlog, 10)
- api.nvim_unsubscribe('event1')
- assert_alive()
- end)
-
it('cancels stale events on channel close', function()
local catchan = eval("jobstart(['cat'], {'rpc': v:true})")
local catpath = eval('exepath("cat")')
@@ -97,7 +85,6 @@ describe('notify', function()
exec_lua(
[[
vim.rpcnotify(..., "nvim_call_function", 'chanclose', {..., 'rpc'})
- vim.rpcnotify(..., "nvim_subscribe", "daily_rant")
return vim.api.nvim_get_chan_info(...)
]],
catchan
diff --git a/test/functional/vimscript/api_functions_spec.lua b/test/functional/vimscript/api_functions_spec.lua
index 40d96ec281..b2865d2b4c 100644
--- a/test/functional/vimscript/api_functions_spec.lua
+++ b/test/functional/vimscript/api_functions_spec.lua
@@ -181,8 +181,8 @@ describe('eval-API', function()
eq('Vim(call):E117: Unknown function: buffer_get_line', err)
-- some api functions are only useful from a msgpack-rpc channel
- err = exc_exec('call nvim_subscribe("fancyevent")')
- eq('Vim(call):E117: Unknown function: nvim_subscribe', err)
+ err = exc_exec('call nvim_set_client_info()')
+ eq('Vim(call):E117: Unknown function: nvim_set_client_info', err)
end)
it('have metadata accessible with api_info()', function()