Add `Struct.copy()` which does a rountrip validate
parent
11b6699a54
commit
c26acb1fa8
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@ -18,6 +18,7 @@
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Built-in (extension) types.
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"""
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from typing import Optional
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from pprint import pformat
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import msgspec
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@ -43,4 +44,25 @@ class Struct(
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def __repr__(self):
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return f'Struct({pformat(self.to_dict())})'
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def copy(
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self,
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update: Optional[dict] = None,
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) -> msgspec.Struct:
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'''
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Validate-typecast all self defined fields, return a copy of us
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with all such fields.
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This is kinda like the default behaviour in `pydantic.BaseModel`.
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'''
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if update:
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for k, v in update.items():
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setattr(self, k, v)
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# roundtrip serialize to validate
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return msgspec.msgpack.Decoder(
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type=type(self)
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).decode(
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msgspec.msgpack.Encoder().encode(self)
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)
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