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# -*- coding: utf-8 -*- |
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# MIT License |
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# |
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# Copyright (c) 2021 Pincer |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining |
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# a copy of this software and associated documentation files |
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# (the "Software"), to deal in the Software without restriction, |
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# including without limitation the rights to use, copy, modify, merge, |
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# publish, distribute, sublicense, and/or sell copies of the Software, |
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# and to permit persons to whom the Software is furnished to do so, |
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# subject to the following conditions: |
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# |
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# The above copyright notice and this permission notice shall be |
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# included in all copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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from inspect import getfullargspec, Parameter, Signature |
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from typing import Any, Union, Callable, Mapping, List |
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from pincer.objects.context import Context |
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from pincer.utils.types import Coro |
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def should_pass_cls(call: Union[Coro, Callable[..., Any]]) -> bool: |
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""" |
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Checks whether a callable requires a self/cls as first parameter. |
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:param call: |
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The callable to check. |
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:return: |
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Whether or not its required. |
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""" |
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args = getfullargspec(call).args |
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return len(args) >= 1 and args[0] in ["self", "cls"] |
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context_types = [Signature.empty, Context] |
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def should_pass_ctx(sig: Mapping[str, Parameter], params: List[str]) -> bool: |
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# TODO: Write docs |
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return len(params) >= 1 and sig[params[0]].annotation in context_types |
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Pincer-org /
Pincer
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