57 lines
1.9 KiB
Python
57 lines
1.9 KiB
Python
"""Aggregation function for CLI specified options and config file options.
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This holds the logic that uses the collected and merged config files and
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applies the user-specified command-line configuration on top of it.
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"""
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from __future__ import annotations
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import argparse
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import configparser
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import logging
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from typing import Sequence
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from flake8.options import config
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from flake8.options.manager import OptionManager
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LOG = logging.getLogger(__name__)
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def aggregate_options(
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manager: OptionManager,
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cfg: configparser.RawConfigParser,
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cfg_dir: str,
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argv: Sequence[str] | None,
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) -> argparse.Namespace:
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"""Aggregate and merge CLI and config file options."""
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# Get defaults from the option parser
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default_values = manager.parse_args([])
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# Get the parsed config
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parsed_config = config.parse_config(manager, cfg, cfg_dir)
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# store the plugin-set extended default ignore / select
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default_values.extended_default_ignore = manager.extended_default_ignore
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default_values.extended_default_select = manager.extended_default_select
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# Merge values parsed from config onto the default values returned
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for config_name, value in parsed_config.items():
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dest_name = config_name
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# If the config name is somehow different from the destination name,
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# fetch the destination name from our Option
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if not hasattr(default_values, config_name):
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dest_val = manager.config_options_dict[config_name].dest
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assert isinstance(dest_val, str)
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dest_name = dest_val
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LOG.debug(
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'Overriding default value of (%s) for "%s" with (%s)',
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getattr(default_values, dest_name, None),
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dest_name,
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value,
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)
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# Override the default values with the config values
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setattr(default_values, dest_name, value)
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# Finally parse the command-line options
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return manager.parse_args(argv, default_values)
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