pub enum SurfaceRequirement {
Optional,
Required,
}Expand description
Whether Clap requires an argument.
Variants§
Trait Implementations§
Source§impl Clone for SurfaceRequirement
impl Clone for SurfaceRequirement
Source§fn clone(&self) -> SurfaceRequirement
fn clone(&self) -> SurfaceRequirement
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreimpl Copy for SurfaceRequirement
Source§impl Debug for SurfaceRequirement
impl Debug for SurfaceRequirement
impl Eq for SurfaceRequirement
Source§impl PartialEq for SurfaceRequirement
impl PartialEq for SurfaceRequirement
Source§impl Serialize for SurfaceRequirement
impl Serialize for SurfaceRequirement
impl StructuralPartialEq for SurfaceRequirement
Auto Trait Implementations§
impl Freeze for SurfaceRequirement
impl RefUnwindSafe for SurfaceRequirement
impl Send for SurfaceRequirement
impl Sync for SurfaceRequirement
impl Unpin for SurfaceRequirement
impl UnsafeUnpin for SurfaceRequirement
impl UnwindSafe for SurfaceRequirement
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key and return true if they are equal.Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more