| // Ref: https://github.com/rust-lang/rust/issues/23563#issuecomment-260751672 | |
| pub trait LolTo<T> { | |
| fn convert_to(&self) -> T; | |
| } | |
| pub trait LolInto<T>: Sized { | |
| fn convert_into(self) -> T; | |
| } | |
| pub trait LolFrom<T> { | |
| fn from(T) -> Self; | |
| } | |
| impl<'a, T: ?Sized, U> LolInto<U> for &'a T where T: LolTo<U> { | |
| fn convert_into(self) -> U { | |
| self.convert_to() | |
| } | |
| } | |
| impl<T, U> LolFrom<T> for U where T: LolInto<U> { | |
| fn from(t: T) -> U { | |
| t.convert_into() | |
| } | |
| } |