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chore: fix pydantic deprecation #35

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merged 1 commit into from
Aug 7, 2024
Merged

chore: fix pydantic deprecation #35

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15 changes: 11 additions & 4 deletions craft_grammar/models.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,12 +20,12 @@

import abc
import re
from collections.abc import Callable, Iterator
from typing import Any, Generic, TypeVar, get_args, get_origin

import pydantic
from overrides import overrides
from pydantic import ValidationError, ValidationInfo
from pydantic import GetCoreSchemaHandler, ValidationError, ValidationInfo
from pydantic_core import core_schema

_on_pattern = re.compile(r"^on\s+(.+)\s*$")
_to_pattern = re.compile(r"^to\s+(.+)\s*$")
Expand All @@ -41,8 +41,15 @@

class _GrammarBase(abc.ABC):
@classmethod
def __get_validators__(cls) -> Iterator[Callable[[Any, ValidationInfo], Any]]:
yield cls.validate
def __get_pydantic_core_schema__(
cls,
source: type[Any],
handler: GetCoreSchemaHandler,
) -> core_schema.CoreSchema:
return core_schema.with_info_after_validator_function(
cls.validate,
core_schema.any_schema(),
)

@classmethod
@abc.abstractmethod
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