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"""Msgpack-rpc subpackage.
This package implements a msgpack-rpc client. While it was designed for
handling some Nvim particularities(server->client requests for example), the
code here should work with other msgpack-rpc servers.
"""
from typing import Any, List
from pynvim.msgpack_rpc.async_session import AsyncSession
from pynvim.msgpack_rpc.event_loop import EventLoop, TTransportType
from pynvim.msgpack_rpc.msgpack_stream import MsgpackStream
from pynvim.msgpack_rpc.session import ErrorResponse, Session
from pynvim.util import get_client_info
__all__ = ('tcp_session', 'socket_session', 'stdio_session', 'child_session',
'ErrorResponse')
def session(
transport_type: TTransportType = 'stdio', *args: Any, **kwargs: Any
) -> Session:
loop = EventLoop(transport_type, *args, **kwargs)
msgpack_stream = MsgpackStream(loop)
async_session = AsyncSession(msgpack_stream)
session = Session(async_session)
session.request(b'nvim_set_client_info',
*get_client_info('client', 'remote', {}), async_=True)
return session
def tcp_session(address: str, port: int = 7450) -> Session:
"""Create a msgpack-rpc session from a tcp address/port."""
return session('tcp', address, port)
def socket_session(path: str) -> Session:
"""Create a msgpack-rpc session from a unix domain socket."""
return session('socket', path)
def stdio_session() -> Session:
"""Create a msgpack-rpc session from stdin/stdout."""
return session('stdio')
def child_session(argv: List[str]) -> Session:
"""Create a msgpack-rpc session from a new Nvim instance."""
return session('child', argv)
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