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path: root/src/nvim/msgpack_rpc/channel_defs.h
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* refactor(api)!: rename Dictionary => DictJustin M. Keyes2024-09-23
| | | | | | | | | | | | | | In the api_info() output: :new|put =map(filter(api_info().functions, '!has_key(v:val,''deprecated_since'')'), 'v:val') ... {'return_type': 'ArrayOf(Integer, 2)', 'name': 'nvim_win_get_position', 'method': v:true, 'parameters': [['Window', 'window']], 'since': 1} The `ArrayOf(Integer, 2)` return type didn't break clients when we added it, which is evidence that clients don't use the `return_type` field, thus renaming Dictionary => Dict in api_info() is not (in practice) a breaking change.
* refactor(shada): rework msgpack decoding without msgpack-cbfredl2024-08-05
| | | | | | | This also makes shada reading slightly faster due to avoiding some copying and allocation. Use keysets to drive decoding of msgpack maps for shada entries.
* feat(api): broadcast events to ALL channels #28487Justin M. Keyes2024-05-17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Problem: `vim.rpcnotify(0)` and `rpcnotify(0)` are documented as follows: If {channel} is 0, the event is broadcast to all channels. But that's not actually true. Channels must call `nvim_subscribe` to receive "broadcast" events, so it's actually "multicast". - Assuming there is a use-case for "broadcast", the current model adds an extra step for broadcasting: all channels need to "subscribe". - The presence of `nvim_subscribe` is a source of confusion for users, because its name implies something more generally useful than what it does. Presumably the use-case of `nvim_subscribe` is to avoid "noise" on RPC channels not expected a broadcast notification, and potentially an error if the channel client reports an unknown event. Solution: - Deprecate `nvim_subscribe`/`nvim_unsubscribe`. - If applications want to multicast, they can keep their own multicast list. Or they can use `nvim_list_chans()` and `nvim_get_chan_info()` to enumerate and filter the clients they want to target. - Always send "broadcast" events to ALL channels. Don't require channels to "subscribe" to receive broadcasts. This matches the documented behavior of `rpcnotify()`.
* refactor(IWYU): fix headersdundargoc2024-01-11
| | | | | | Remove `export` pramgas from defs headers as it causes IWYU to believe that the definitions from the defs headers comes from main header, which is not what we really want.
* refactor: fix headers with IWYUdundargoc2023-11-28
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* refactor: remove vim.h from more headers (#26244)zeertzjq2023-11-27
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* refactor: move Arena and ArenaMem to memory_defs.h (#26240)zeertzjq2023-11-27
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* refactor: replace manual header guards with #pragma oncedundargoc2023-11-12
| | | | | It is less error-prone than manually defining header guards. Pretty much all compilers support it even if it's not part of the C standard.
* feat(msgpack_rpc): support out-of-order responses on `msgpack-rpc`Alisue2023-08-26
| | | | | | | | | | | | | Added to support MessagePack-RPC fully compliant clients that do not return responses in request order. Although it is currently not an efficient implementation for full compliance and full compliance cannot be guaranteed, the addition of the new client type `msgpack-rpc` creates a situation where "if the client type is `msgpack-rpc`, then backward compatibility is ignored and full compliance with MessagePack- RPC compliance is justified even if backward compatibility is ignored if the client type is `msgpack-rpc`.
* refactor(map): avoid duplicated khash_t types for valuesbfredl2023-05-17
| | | | | | | | | | | | | | | | | | | | | This reduces the total number of khash_t instantiations from 22 to 8. Make the khash internal functions take the size of values as a runtime parameter. This is abstracted with typesafe Map containers which are still specialized for both key, value type. Introduce `Set(key)` type for when there is no value. Refactor shada.c to use Map/Set instead of khash directly. This requires `map_ref` operation to be more flexible. Return pointers to both key and value, plus an indicator for new_item. As a bonus, `map_key` is now redundant. Instead of Map(cstr_t, FileMarks), use a pointer map as the FileMarks struct is humongous. Make `event_strings` actually work like an intern pool instead of wtf it was doing before.
* perf(api): allow to use an arena for return valuesbfredl2022-08-23
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* perf(memory): use an arena for RPC decodingbfredl2022-06-14
| | | | | | | | | drawback: tracing memory errors with ASAN is less accurate for arena allocated memory. Therefore, to start with it is being used for Object types around serialization/deserialization exclusively. This is going to have a large impact especially when TUI is refactored as a co-prosess as all UI events will be serialized and deserialized by nvim itself.
* refactor(api): use a unpacker based on libmpack instead of msgpack-cbfredl2022-06-02
| | | | | | | | | | Currently this is more or less a straight off reimplementation, but this allow further optimizations down the line, especially for avoiding memory allocations of rpc objects. Current score for "make functionaltest; make oldtest" on a -DEXITFREE build: is 117 055 352 xfree(ptr != NULL) calls (that's NUMBERWANG!).
* refactor(api): use hashy hash for looking up api method and event namesbfredl2022-05-30
| | | | | This avoids generating khash tables at runtime, and is consistent with how evalfuncs lookup work.
* refactor: format header files with uncrustify #15877dundargoc2021-10-09
| | | | | | * refactor: format header files with uncrustify * fixup(justin): skip formatting of terminfo_defs.h * fixup: force winsock2 to be included first * fixup: simplify disable/enable directive to "uncrustify:off/on"
* refactor(map): remove extra-allocating map_new/map_free functionsBjörn Linse2021-08-22
| | | | | | | | | | Note: the reason for removing them is not that there after this refactor is no use of them, but rather that having them available is an anti-pattern: they manange an _extra_ heap allocation which has nothing to do with the functionality of the map itself (khash manages the real buffers internally). In case there happens to be a reason to allocate the map structure itself later, this should be made explicit using xcalloc/xfree calls.
* RPC: conform message-id type to msgpack-RPC specDaniel Bershatsky2019-04-12
| | | | | | | | | | | | | | | | | | | | According to [MessagePack RPC specification](https://github.com/msgpack-rpc/msgpack-rpc), message ID must be 32-bit unsigned integer. But Neovim implementation uses uint64_t instead of uint32_t. This can have wrong results in the case of large ids or a malformed request, for example: Actual response: [1,18446744073709551615,[1,"Message is not an array"],null] Expected response: [1,4294967295,[1,"Message is not an array"],null] The issue does not affect RPC clients written in dynamically-typed languages like Python. Wrong type of sequence id number breaks RPC clients written statically typed languages like C/C++/Golang: all of them expect uint32_t as message id. Examples: https://github.com/msgpack-rpc/msgpack-rpc-cpp/blob/11268ba2be5954ddbb2b7676c7da576985e45cfc/src/msgpack/rpc/protocol.h#L27 https://github.com/ugorji/go/blob/master/codec/msgpack.go#L993 closes #8850
* RPC: eliminate NO_RESPONSEJustin M. Keyes2019-04-12
| | | | | | | | | | Using a sentinel value in the response-id is ambiguous because the msgpack-rpc spec allows all values (including zero/max). And clients control the id, so we can't be sure they won't use the sentinel value. Instead of a sentinel value, check the message type explicitly. ref #8850
* api: list information about all channels/jobs.Björn Linse2018-05-23
| | | | | Fire autocmd when channel opens or its info changes. Add a way for API clients can describe themselves.
* channels: refactorBjörn Linse2017-11-24