72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2014-2017 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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"""Custom astroid checker for config calls."""
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import sys
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import os
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import os.path
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import yaml
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import astroid
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from pylint import interfaces, checkers
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from pylint.checkers import utils
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OPTIONS = None
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class ConfigChecker(checkers.BaseChecker):
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"""Custom astroid checker for config calls."""
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__implements__ = interfaces.IAstroidChecker
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name = 'config'
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msgs = {
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'E9998': ('%s is no valid config option.', # flake8: disable=S001
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'bad-config-option',
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None),
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}
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priority = -1
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@utils.check_messages('bad-config-option')
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def visit_attribute(self, node):
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"""Visit a getattr node."""
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# At the end of a config.val.foo.bar chain
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if not isinstance(node.parent, astroid.Attribute):
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# FIXME:conf do some proper check for this...
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node_str = node.as_string()
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prefix = 'config.val.'
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if node_str.startswith(prefix):
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self._check_config(node, node_str[len(prefix):])
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def _check_config(self, node, name):
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"""Check that we're accessing proper config options."""
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if name not in OPTIONS:
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self.add_message('bad-config-option', node=node, args=name)
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def register(linter):
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"""Register this checker."""
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linter.register_checker(ConfigChecker(linter))
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global OPTIONS
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yaml_file = os.path.join('qutebrowser', 'config', 'configdata.yml')
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with open(yaml_file, 'r', encoding='utf-8') as f:
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OPTIONS = list(yaml.load(f))
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