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view mercurial/interfaces/types.py @ 52755:5c48fd4c0e68

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typing: introduce a `types` module and a MatcherT alias This is a proposal to formalise the way we do typing and do more of it. The initial motivation to make progress is to help break the 100+ module cycle that is slowing pytype a lot.
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Thu, 30 Jan 2025 18:22:01 +0100
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children fecda9f44e57
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# mercurial/interfaces/types.py - type alias for interfaces
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
#
# This is the main entry point for Mercurial code writing type annotations.
#
# The general principle can be summarized when dealing with <FooBar> object:
# - to type your code: use FooBarT from `mercurial.interface.types`
# - to implement foobar: use IFoorbar from `mercurial.interface.foo_bar`

from __future__ import annotations

from . import (
    _basetypes,
    matcher,
)

MatcherT = matcher.IMatcher

UserMsgT = _basetypes.UserMsgT
HgPathT = _basetypes.HgPathT
FsPathT = _basetypes.FsPathT