from_attr

Struct PathValue

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pub struct PathValue<T> {
    pub path: Span,
    pub value: T,
}
Expand description

Represents the path-value pair parsed from the meta.

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§path: Span

The path of the meta.

§value: T

The value parsed from the meta.

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impl<T> ConvertParsed for PathValue<T>
where T: ConvertParsed,

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type Type = <T as ConvertParsed>::Type

The type this can be converted from
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fn convert(path_value: PathValue<Self::Type>) -> Result<Self>

Convert the PathValue<Self::Type> to self.
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fn flag() -> Option<Self::Type>

Returns the value when this type is specified as flag.
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fn default() -> Option<Self>

Returns the value when this type is not specified.

Auto Trait Implementations§

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impl<T> Freeze for PathValue<T>
where T: Freeze,

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impl<T> RefUnwindSafe for PathValue<T>
where T: RefUnwindSafe,

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impl<T> !Send for PathValue<T>

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impl<T> !Sync for PathValue<T>

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impl<T> Unpin for PathValue<T>
where T: Unpin,

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impl<T> UnwindSafe for PathValue<T>
where T: UnwindSafe,

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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.