pub enum TriBool {
Auto,
Yes,
No,
}
Expand description
This is an Option
Variants
Auto
Yes
No
Implementations
Trait Implementations
sourceimpl ValueEnum for TriBool
impl ValueEnum for TriBool
sourcefn value_variants<'a>() -> &'a [Self]ⓘNotable traits for &[u8]impl<'_> Read for &[u8]impl<'_> Write for &mut [u8]
fn value_variants<'a>() -> &'a [Self]ⓘNotable traits for &[u8]impl<'_> Read for &[u8]impl<'_> Write for &mut [u8]
All possible argument values, in display order.
sourcefn to_possible_value<'a>(&self) -> Option<PossibleValue<'a>>
fn to_possible_value<'a>(&self) -> Option<PossibleValue<'a>>
The canonical argument value. Read more
impl Copy for TriBool
impl Eq for TriBool
impl StructuralEq for TriBool
impl StructuralPartialEq for TriBool
Auto Trait Implementations
impl RefUnwindSafe for TriBool
impl Send for TriBool
impl Sync for TriBool
impl Unpin for TriBool
impl UnwindSafe for TriBool
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<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
impl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
sourcefn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to key
and return true
if they are equal.