pub struct NoopOverrideProvider;Expand description
A no-op implementation of AssignabilityOverrideProvider for when no checker context is available.
Trait Implementations§
Source§impl AssignabilityOverrideProvider for NoopOverrideProvider
impl AssignabilityOverrideProvider for NoopOverrideProvider
Source§fn enum_assignability_override(
&self,
_source: TypeId,
_target: TypeId,
) -> Option<bool>
fn enum_assignability_override( &self, _source: TypeId, _target: TypeId, ) -> Option<bool>
Override for enum assignability rules.
Returns Some(true/false) if the override applies, None to fall through to structural checking.
Auto Trait Implementations§
impl Freeze for NoopOverrideProvider
impl RefUnwindSafe for NoopOverrideProvider
impl Send for NoopOverrideProvider
impl Sync for NoopOverrideProvider
impl Unpin for NoopOverrideProvider
impl UnsafeUnpin for NoopOverrideProvider
impl UnwindSafe for NoopOverrideProvider
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