structural::convert

Struct EmptyTryFromError

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pub struct EmptyTryFromError;
Expand description

The “default” error for the TryFromStructural::Error associated type, for when there are no details for how the conversion failed.

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impl Clone for EmptyTryFromError

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fn clone(&self) -> EmptyTryFromError

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for EmptyTryFromError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Display for EmptyTryFromError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Error for EmptyTryFromError

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fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
Read more
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type-based access to context intended for error reports. Read more
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impl PartialEq for EmptyTryFromError

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fn eq(&self, other: &EmptyTryFromError) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for EmptyTryFromError

Auto Trait Implementations§

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<This> EnumExt for This
where This: ?Sized,

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fn as_variant<V>( &self, vari: TStr<V>, ) -> Result<&VariantProxy<Self, TStr<V>>, &Self>
where Self: IsVariant<TStr<V>>,

Fallibly converts a reference to an enum into a reference of a VariantProxy of some variant. Read more
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fn as_mut_variant<V>( &mut self, vari: TStr<V>, ) -> Result<&mut VariantProxy<Self, TStr<V>>, &mut Self>
where Self: IsVariant<TStr<V>>,

Fallibly converts a mutable reference to an enum into a mutable reference of a VariantProxy of some variant. Read more
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unsafe fn as_raw_mut_variant<V>( this: *mut Self, vari: TStr<V>, ) -> Result<*mut VariantProxy<Self, TStr<V>>, *mut Self>
where Self: IsVariant<TStr<V>>,

Fallibly converts a raw pointer to an enum into a raw pointer of a VariantProxy of some variant. Read more
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fn into_variant<V>( self, vari: TStr<V>, ) -> Result<VariantProxy<Self, TStr<V>>, Self>
where Self: IsVariant<TStr<V>> + Sized,

Fallibly converts an enum into a VariantProxy of some variant. 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<This, T> IntoStructural<T> for This
where T: FromStructural<This>,

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fn into_structural(self) -> T

Performs the conversion
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impl<T> SelfOps for T
where T: ?Sized,

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const T: PhantomData<fn() -> Self> = PhantomData

Represents Self by using a VariantPhantom, using the syntax Type::T to pass it in methods with _:VariantPhantom<T> parameters. Read more
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const T_D: PhantomData<Self> = PhantomData

Represents Self by using a VariantDropPhantom,for specialized cases. Read more
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fn assert_ty(self, _other: PhantomData<fn() -> Self>) -> Self
where Self: Sized,

Asserts that other is the same type as self.
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fn assert_ty_ref(&self, _other: PhantomData<fn() -> Self>) -> &Self
where Self: Sized,

Asserts that other is the same type as self.
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fn assert_ty_mut(&mut self, _other: PhantomData<fn() -> Self>) -> &mut Self
where Self: Sized,

Asserts that other is the same type as self.
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fn ty_(&self) -> PhantomData<fn() -> Self>

Equivalent to SelfOps::T,as a method. Read more
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fn ty_d(&self) -> PhantomData<Self>

Equivalent to Self::ty_,for specialized cases. Read more
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fn ty_inv(&self) -> PhantomData<fn(Self) -> Self>

Equivalent to Self::ty_ with an invariant type.
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fn ty_inv_ref(&self) -> PhantomData<Cell<&Self>>

Equivalent to Self::ty_ with an invariant lifetime.
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fn eq_id(&self, other: &Self) -> bool

Identity comparison to another value of the same type. Read more
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fn piped<F, U>(self, f: F) -> U
where F: FnOnce(Self) -> U, Self: Sized,

Emulates the pipeline operator,allowing method syntax in more places. Read more
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fn piped_ref<'a, F, U>(&'a self, f: F) -> U
where F: FnOnce(&'a Self) -> U,

The same as piped except that the function takes &Self Useful for functions that take &Self instead of Self. Read more
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fn piped_mut<'a, F, U>(&'a mut self, f: F) -> U
where F: FnOnce(&'a mut Self) -> U,

The same as piped except that the function takes &mut Self. Useful for functions that take &mut Self instead of Self.
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fn mutated<F>(self, f: F) -> Self
where F: FnOnce(&mut Self), Self: Sized,

Mutates self using a closure taking self by mutable reference, passing it along the method chain. Read more
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fn observe<F>(self, f: F) -> Self
where F: FnOnce(&Self), Self: Sized,

Observes the value of self passing it along unmodified. Useful in a long method chain. Read more
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fn into_<T>(self, _: PhantomData<fn() -> T>) -> T
where Self: Into<T>,

Performs a conversion using Into. Read more
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fn as_ref_<T>(&self) -> &T
where Self: AsRef<T>, T: ?Sized,

Performs a reference to reference conversion using AsRef, using the turbofish .as_ref_::<_>() syntax. Read more
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fn as_mut_<T>(&mut self) -> &mut T
where Self: AsMut<T>, T: ?Sized,

Performs a mutable reference to mutable reference conversion using AsMut, using the turbofish .as_mut_::<_>() syntax. Read more
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fn drop_(self)
where Self: Sized,

Drops self using method notation. Alternative to std::mem::drop. Read more
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impl<T> StructuralExt for T
where T: ?Sized,

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fn field_<'a, P>( &'a self, path: P, ) -> NormalizeFieldsOut<Result<&'a P::Ty, P::Err>>
where P: RevGetFieldImpl<'a, Self>, Result<&'a P::Ty, P::Err>: NormalizeFields,

Gets a reference to a field,determined by path. Read more
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fn fields<'a, P>(&'a self, path: P) -> RevGetMultiFieldOut<'a, P, Self>
where P: RevGetMultiField<'a, Self>,

Gets references to multiple fields,determined by path. Read more
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fn cloned_fields<'a, P>( &'a self, path: P, ) -> ClonedOut<RevGetMultiFieldOut<'a, P, Self>>
where P: RevGetMultiField<'a, Self>, RevGetMultiFieldOut<'a, P, Self>: Cloned,

Gets clones of multiple fields,determined by path. Read more
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fn field_mut<'a, P>( &'a mut self, path: P, ) -> NormalizeFieldsOut<Result<&'a mut P::Ty, P::Err>>
where P: RevGetFieldMutImpl<'a, Self>, Result<&'a mut P::Ty, P::Err>: NormalizeFields,

Gets a mutable reference to a field,determined by path. Read more
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fn fields_mut<'a, P>( &'a mut self, path: P, ) -> RevGetMultiFieldMutOut<'a, P, Self>
where P: RevGetMultiFieldMut<'a, Self>,

Gets mutable references to multiple fields,determined by path. Read more
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fn into_field<P>(self, path: P) -> NormalizeFieldsOut<Result<P::Ty, P::Err>>
where P: RevIntoFieldImpl<Self>, P::Ty: Sized, Result<P::Ty, P::Err>: NormalizeFields, Self: Sized,

Converts ´self´ into a field,determined by path. Read more
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fn into_fields<P>(self, path: P) -> RevIntoMultiFieldOut<P, Self>
where P: RevIntoMultiField<Self>, Self: Sized,

Converts self into multiple fields by value. Read more
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fn is_variant<P>(&self, _path: P) -> bool
where P: IsTStr, Self: IsVariant<P>,

Checks whether an enum is a particular variant. Read more
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fn into_struc<U>(self) -> U
where Self: IntoStructural<U>,

Converts this into another structural type using IntoStructural. Read more
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fn try_into_struc<U>(self) -> Result<U, TryFromError<Self, Self::Error>>
where Self: TryIntoStructural<U>,

Performs a fallible conversion into another structural type using TryIntoStructural. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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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.
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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 error type returned when the conversion fails.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion
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impl<This, T> TryIntoStructural<T> for This
where T: TryFromStructural<This>,

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type Error = <T as TryFromStructural<This>>::Error

The error parameter of TryFromError, returned from try_into_structural on conversion error.
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fn try_into_structural( self, ) -> Result<T, TryFromError<This, <This as TryIntoStructural<T>>::Error>>

Performs the conversion
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impl<T> TypeIdentity for T
where T: ?Sized,

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type Type = T

The same type as Self. Read more
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fn into_type_val(self) -> Self::Type
where Self: Sized, Self::Type: Sized,

Converts a value back to the original type.
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fn into_type_ref(&self) -> &Self::Type

Converts a reference back to the original type.
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fn into_type_mut(&mut self) -> &mut Self::Type

Converts a mutable reference back to the original type.
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fn into_type_box(self: Box<Self>) -> Box<Self::Type>

Converts a box back to the original type.
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fn into_type_arc(this: Arc<Self>) -> Arc<Self::Type>

Converts an Arc back to the original type.
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fn into_type_rc(this: Rc<Self>) -> Rc<Self::Type>

Converts an Rc back to the original type.
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fn from_type_val(this: Self::Type) -> Self
where Self: Sized, Self::Type: Sized,

Converts a value back to the original type.
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fn from_type_ref(this: &Self::Type) -> &Self

Converts a reference back to the original type.
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fn from_type_mut(this: &mut Self::Type) -> &mut Self

Converts a mutable reference back to the original type.
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fn from_type_box(this: Box<Self::Type>) -> Box<Self>

Converts a box back to the original type.
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fn from_type_arc(this: Arc<Self::Type>) -> Arc<Self>

Converts an Arc back to the original type.
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fn from_type_rc(this: Rc<Self::Type>) -> Rc<Self>

Converts an Rc back to the original type.
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impl<This, T> Array0<T> for This
where This: ?Sized,

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impl<This, V, T> Array0Variant<T, V> for This
where This: ?Sized,

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impl<This, T> ArrayMove0<T> for This
where This: ?Sized,