pub enum HasArg {
Yes,
No,
Maybe,
}
Expand description
Describes whether an option has an argument.
Variants
Yes
The option requires an argument.
No
The option takes no argument.
Maybe
The option argument is optional.
Trait Implementations
impl Copy for HasArg
impl Eq for HasArg
impl StructuralEq for HasArg
impl StructuralPartialEq for HasArg
Auto Trait Implementations
impl RefUnwindSafe for HasArg
impl Send for HasArg
impl Sync for HasArg
impl Unpin for HasArg
impl UnwindSafe for HasArg
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more