Struct abi_stable::type_layout::IsExhaustive [−][src]
#[repr(transparent)]pub struct IsExhaustive { /* fields omitted */ }
Expand description
Whether this enum is exhaustive,if it is,it can add variants in minor versions.
Implementations
Constructs this IsExhaustive
as being exhaustive.
Constructs this IsExhaustive
as being nonexhaustive.
Whether this is an exhaustive enum.
Whether this is an nonexhaustive enum.
Converts this to a TLNonExhaustive.Returning None if it is exhaustive.
Trait Implementations
type StaticEquivalent = _static_IsExhaustive
This method tests for self
and other
values to be equal, and is used
by ==
. Read more
This method tests for !=
.
type IsNonZeroType = <Option<&'static TLNonExhaustive> as __StableAbi>::IsNonZeroType
type IsNonZeroType = <Option<&'static TLNonExhaustive> as __StableAbi>::IsNonZeroType
Whether this type has a single invalid bit-pattern. Read more
The layout of the type provided by implementors.
const
-equivalents of the associated types.
Auto Trait Implementations
impl RefUnwindSafe for IsExhaustive
impl Send for IsExhaustive
impl Sync for IsExhaustive
impl Unpin for IsExhaustive
impl UnwindSafe for IsExhaustive
Blanket Implementations
Mutably borrows from an owned value. Read more
type ROwned = T
type ROwned = T
The owned type, stored in RCow::Owned
type ForSelf = WithMetadata_<T, T>
type ForSelf = WithMetadata_<T, T>
This is always WithMetadata_<Self, Self>
Compares the address of self
with the address of other
. Read more
Emulates the pipeline operator, allowing method syntax in more places. Read more
The same as piped
except that the function takes &Self
Useful for functions that take &Self
instead of Self
. Read more
The same as piped
, except that the function takes &mut Self
.
Useful for functions that take &mut Self
instead of Self
. Read more
Mutates self using a closure taking self by mutable reference, passing it along the method chain. Read more
Observes the value of self, passing it along unmodified. Useful in long method chains. Read more
Performs a conversion with Into
.
using the turbofish .into_::<_>()
syntax. Read more
Performs a reference to reference conversion with AsRef
,
using the turbofish .as_ref_::<_>()
syntax. Read more
Performs a mutable reference to mutable reference conversion with AsMut
,
using the turbofish .as_mut_::<_>()
syntax. Read more
unsafe fn transmute_element<T>(
self
) -> <Self as CanTransmuteElement<T>>::TransmutedPtr where
Self: CanTransmuteElement<T>,
unsafe fn transmute_element<T>(
self
) -> <Self as CanTransmuteElement<T>>::TransmutedPtr where
Self: CanTransmuteElement<T>,
Transmutes the element type of this pointer.. Read more
type Type = T
type Type = T
This is always Self
.
Converts a value back to the original type.
Converts a mutable reference back to the original type.
Converts a box back to the original type.
Converts an Arc back to the original type. Read more
Converts an Rc back to the original type. Read more
Converts a value back to the original type.
Converts a reference back to the original type.
Converts a mutable reference back to the original type.
Converts a box back to the original type.
Converts an Arc back to the original type.
Converts an Rc back to the original type.