67 lines
2.5 KiB
Python
67 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2017-2021 Team tiramisu (see AUTHORS for all contributors)
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# The original `Config` design model is unproudly borrowed from
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# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
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# the whole pypy projet is under MIT licence
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# ____________________________________________________________
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from ..setting import undefined, Undefined, OptionBag
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from ..i18n import _
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from .option import Option
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class IntOption(Option):
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"represents a choice of an integer"
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__slots__ = tuple()
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_type = 'integer'
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_display_name = _('integer')
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def __init__(self,
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*args,
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min_number=None,
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max_number=None,
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**kwargs):
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extra = {}
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if min_number is not None:
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extra['min_number'] = min_number
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if max_number is not None:
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extra['max_number'] = max_number
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super().__init__(*args, extra=extra, **kwargs)
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def validate(self,
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value: int) -> None:
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if not isinstance(value, int):
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raise ValueError()
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def second_level_validation(self,
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value,
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warnings_only):
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min_number = self.impl_get_extra('min_number')
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if min_number is not None and value < min_number:
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if warnings_only:
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msg = 'value should be greater than "{0}"'
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else:
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msg = 'value must be greater than "{0}"'
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raise ValueError(_(msg).format(min_number))
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max_number = self.impl_get_extra('max_number')
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if max_number is not None and value > max_number:
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if warnings_only:
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msg = 'value should be less than "{0}"'
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else:
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msg = 'value must be less than "{0}"'
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raise ValueError(_(msg).format(max_number))
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