Struct expry::NoCustomFuncs

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pub struct NoCustomFuncs {}
Expand description

An provided implementation of the custom function handler, that directly throws an error when invoked.

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impl<'a> CustomFuncs<'a> for NoCustomFuncs

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fn call<'b, 'c>( &self, _name: &[u8], _args: &[DecodedValue<'b>], _scope: &mut MemoryScope<'c> ) -> Result<DecodedValue<'b>, &'b str>
where 'c: 'b, 'a: 'b,

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fn types(&self) -> BTreeMap<Key<'static>, (Vec<ExpryType>, ExpryType)>

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Blanket Implementations§

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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

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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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
where U: Into<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.