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Diffstat (limited to 'src')
| -rw-r--r-- | src/doc/reference.md | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/doc/reference.md b/src/doc/reference.md index 21e9be59ebb..0682c2003e3 100644 --- a/src/doc/reference.md +++ b/src/doc/reference.md @@ -3622,6 +3622,14 @@ The `Sized` trait indicates that the size of this type is known at compile-time. The `Drop` trait provides a destructor, to be run whenever a value of this type is to be destroyed. +## The `Deref` trait + +The `Deref<Target = U>` trait allows a type to implicitly implement all the methods +of the type `U`. When attempting to resolve a method call, the compiler will search +the top-level type for the implementation of the called method. If no such method is +found, `.deref()` is called and the compiler continues to search for the method +implementation in the returned type `U`. + # Memory model A Rust program's memory consists of a static set of *items* and a *heap*. |