Rust Keyword Generics Progress Report: February 2023

Rust Keyword Generics Progress Report: February 2023

The Pony language has some version of this called "viewpoint adaptation": https://tutorial.ponylang.io/reference-capabilities/arrow-types.html. A function signature can look like "fun get(): this->Foo", which means it returns a Foo "as seen by this": the returned reference is mutable only if the method is called on a mutable receiver.