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MethodRegistry

mf_expression::functions

Struct MethodRegistry 

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pub struct MethodRegistry { /* private fields */ }
Expand description

方法注册表

负责管理和查找各种类型的方法定义

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impl MethodRegistry

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pub fn get_definition(kind: &MethodKind) -> Option<Rc<dyn FunctionDefinition>>

根据方法类型获取方法定义

§参数
  • kind - 方法类型
§返回值
  • Some(Rc<dyn FunctionDefinition>) - 找到的方法定义
  • None - 未找到对应的方法定义

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.