This is no longer work-in-progress

[rust-101.git] / src / part12.rs

diff --git a/src/part12.rs b/src/part12.rs
index 40d9ad52a0a1f7f0648f64239c2f8adb65bada10..d5b7ce32108cb26bafbe8514c458dcb5bc956a35 100644 (file)
--- a/src/part12.rs
+++ b/src/part12.rs
@@ -9,6 +9,7 @@ use std::cell::{Cell, RefCell};
 //@ (There's not even an automatic derivation happening for the cases where it would be possible.)
 //@ This restriction propagates up to `Callbacks` itself. What could we do about this?
 
 //@ (There's not even an automatic derivation happening for the cases where it would be possible.)
 //@ This restriction propagates up to `Callbacks` itself. What could we do about this?
 

+//@ ## `Rc`

 //@ The solution is to find some way of cloning `Callbacks` without cloning the environments. This can be achieved with
 //@ `Rc<T>`, a *reference-counted* pointer. This is is another example of a smart pointer. You can `clone` an `Rc` as often
 //@ as you want, that doesn't affect the data it contains. It only creates more references to the same data. Once all the
 //@ The solution is to find some way of cloning `Callbacks` without cloning the environments. This can be achieved with
 //@ `Rc<T>`, a *reference-counted* pointer. This is is another example of a smart pointer. You can `clone` an `Rc` as often
 //@ as you want, that doesn't affect the data it contains. It only creates more references to the same data. Once all the