##// END OF EJS Templates
configitems: declare items in a TOML file...
configitems: declare items in a TOML file Mercurial ships with Rust code that also needs to read from the config. Having a way of presenting `configitems` to both Python and Rust is needed to prevent duplication, drift, and have the appropriate devel warnings. Abstracting away from Python means choosing a config format. No single format is perfect, and I have yet to come across a developer that doesn't hate all of them in some way. Since we have a strict no-dependencies policy for Mercurial, we either need to use whatever comes with Python, vendor a library, or implement a custom format ourselves. Python stdlib means using JSON, which doesn't support comments and isn't great for humans, or `configparser` which is an obscure, untyped format that nobody uses and doesn't have a commonplace Rust parser. Implementing a custom format is error-prone, tedious and subject to the same issues as picking an existing format. Vendoring opens us to the vast array of common config formats. The ones being picked for most modern software are YAML and TOML. YAML is older and common in the Python community, but TOML is much simpler and less error-prone. I would much rather be responsible for the <1000 lines of `tomli`, on top of TOML being the choice of the Rust community, with robust crates for reading it. The structure of `configitems.toml` is explained inline.

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amend.py
75 lines | 2.3 KiB | text/x-python | PythonLexer
# amend.py - provide the amend command
#
# Copyright 2017 Facebook, Inc.
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
"""provide the amend command (EXPERIMENTAL)
This extension provides an ``amend`` command that is similar to
``commit --amend`` but does not prompt an editor.
"""
from mercurial.i18n import _
from mercurial import (
cmdutil,
commands,
registrar,
)
# Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
# extensions which SHIP WITH MERCURIAL. Non-mainline extensions should
# be specifying the version(s) of Mercurial they are tested with, or
# leave the attribute unspecified.
testedwith = b'ships-with-hg-core'
cmdtable = {}
command = registrar.command(cmdtable)
@command(
b'amend',
[
(
b'A',
b'addremove',
None,
_(b'mark new/missing files as added/removed before committing'),
),
(b'e', b'edit', None, _(b'invoke editor on commit messages')),
(b'i', b'interactive', None, _(b'use interactive mode')),
(
b'',
b'close-branch',
None,
_(b'mark a branch as closed, hiding it from the branch list'),
),
(b's', b'secret', None, _(b'use the secret phase for committing')),
(b'', b'draft', None, _(b'use the draft phase for committing')),
(b'n', b'note', b'', _(b'store a note on the amend')),
]
+ cmdutil.walkopts
+ cmdutil.commitopts
+ cmdutil.commitopts2
+ cmdutil.commitopts3,
_(b'[OPTION]... [FILE]...'),
helpcategory=command.CATEGORY_COMMITTING,
inferrepo=True,
)
def amend(ui, repo, *pats, **opts):
"""amend the working copy parent with all or specified outstanding changes
Similar to :hg:`commit --amend`, but reuse the commit message without
invoking editor, unless ``--edit`` was set.
See :hg:`help commit` for more details.
"""
cmdutil.check_at_most_one_arg(opts, 'draft', 'secret')
cmdutil.check_note_size(opts)
with repo.wlock(), repo.lock():
if not opts.get('logfile'):
opts['message'] = opts.get('message') or repo[b'.'].description()
opts['amend'] = True
return commands._docommit(ui, repo, *pats, **opts)