85 lines
3.2 KiB
Python
85 lines
3.2 KiB
Python
from __future__ import annotations as _annotations
|
|
|
|
import inspect
|
|
from functools import partial
|
|
from typing import Any, Awaitable, Callable
|
|
|
|
import pydantic_core
|
|
|
|
from ..config import ConfigDict
|
|
from ..plugin._schema_validator import create_schema_validator
|
|
from . import _generate_schema, _typing_extra
|
|
from ._config import ConfigWrapper
|
|
|
|
|
|
class ValidateCallWrapper:
|
|
"""This is a wrapper around a function that validates the arguments passed to it, and optionally the return value."""
|
|
|
|
__slots__ = (
|
|
'__pydantic_validator__',
|
|
'__name__',
|
|
'__qualname__',
|
|
'__annotations__',
|
|
'__dict__', # required for __module__
|
|
)
|
|
|
|
def __init__(self, function: Callable[..., Any], config: ConfigDict | None, validate_return: bool):
|
|
if isinstance(function, partial):
|
|
func = function.func
|
|
schema_type = func
|
|
self.__name__ = f'partial({func.__name__})'
|
|
self.__qualname__ = f'partial({func.__qualname__})'
|
|
self.__module__ = func.__module__
|
|
else:
|
|
schema_type = function
|
|
self.__name__ = function.__name__
|
|
self.__qualname__ = function.__qualname__
|
|
self.__module__ = function.__module__
|
|
|
|
namespace = _typing_extra.add_module_globals(function, None)
|
|
config_wrapper = ConfigWrapper(config)
|
|
gen_schema = _generate_schema.GenerateSchema(config_wrapper, namespace)
|
|
schema = gen_schema.clean_schema(gen_schema.generate_schema(function))
|
|
core_config = config_wrapper.core_config(self)
|
|
|
|
self.__pydantic_validator__ = create_schema_validator(
|
|
schema,
|
|
schema_type,
|
|
self.__module__,
|
|
self.__qualname__,
|
|
'validate_call',
|
|
core_config,
|
|
config_wrapper.plugin_settings,
|
|
)
|
|
|
|
if validate_return:
|
|
signature = inspect.signature(function)
|
|
return_type = signature.return_annotation if signature.return_annotation is not signature.empty else Any
|
|
gen_schema = _generate_schema.GenerateSchema(config_wrapper, namespace)
|
|
schema = gen_schema.clean_schema(gen_schema.generate_schema(return_type))
|
|
validator = create_schema_validator(
|
|
schema,
|
|
schema_type,
|
|
self.__module__,
|
|
self.__qualname__,
|
|
'validate_call',
|
|
core_config,
|
|
config_wrapper.plugin_settings,
|
|
)
|
|
if inspect.iscoroutinefunction(function):
|
|
|
|
async def return_val_wrapper(aw: Awaitable[Any]) -> None:
|
|
return validator.validate_python(await aw)
|
|
|
|
self.__return_pydantic_validator__ = return_val_wrapper
|
|
else:
|
|
self.__return_pydantic_validator__ = validator.validate_python
|
|
else:
|
|
self.__return_pydantic_validator__ = None
|
|
|
|
def __call__(self, *args: Any, **kwargs: Any) -> Any:
|
|
res = self.__pydantic_validator__.validate_python(pydantic_core.ArgsKwargs(args, kwargs))
|
|
if self.__return_pydantic_validator__:
|
|
return self.__return_pydantic_validator__(res)
|
|
return res
|