forked from mirrors/gecko-dev
1ee8086c02
Another step towards avoiding the need for classes in mach commands; here we are removing constructors either by changing them into helpers or by simple refactorings. Differential Revision: https://phabricator.services.mozilla.com/D112434
62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import absolute_import, print_function, unicode_literals
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from textwrap import TextWrapper
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from mach.config import TYPE_CLASSES
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from mach.decorators import (
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CommandArgument,
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CommandProvider,
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Command,
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)
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from mozbuild.base import MachCommandBase
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@CommandProvider
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class Settings(MachCommandBase):
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"""Interact with settings for mach.
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Currently, we only provide functionality to view what settings are
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available. In the future, this module will be used to modify settings, help
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people create configs via a wizard, etc.
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"""
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@Command(
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"settings", category="devenv", description="Show available config settings."
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)
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@CommandArgument(
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"-l",
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"--list",
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dest="short",
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action="store_true",
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help="Show settings in a concise list",
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)
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def run_settings(self, command_context, short=None):
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"""List available settings."""
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types = {v: k for k, v in TYPE_CLASSES.items()}
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wrapper = TextWrapper(initial_indent="# ", subsequent_indent="# ")
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for i, section in enumerate(sorted(self._mach_context.settings)):
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if not short:
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print("%s[%s]" % ("" if i == 0 else "\n", section))
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for option in sorted(self._mach_context.settings[section]._settings):
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meta = self._mach_context.settings[section].get_meta(option)
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desc = meta["description"]
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if short:
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print("%s.%s -- %s" % (section, option, desc.splitlines()[0]))
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continue
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if option == "*":
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option = "<option>"
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if "choices" in meta:
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value = "{%s}" % ", ".join(meta["choices"])
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else:
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value = "<%s>" % types[meta["type_cls"]]
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print(wrapper.fill(desc))
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print(";%s=%s" % (option, value))
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