pub trait ReservedValue {
fn reserved_value() -> Self;
fn is_reserved_value(&self) -> bool;
}
Expand description
Types that have a reserved value which can’t be created any other way.
Required Methods§
sourcefn reserved_value() -> Self
fn reserved_value() -> Self
Create an instance of the reserved value.
sourcefn is_reserved_value(&self) -> bool
fn is_reserved_value(&self) -> bool
Checks whether value is the reserved one.