Cargo updated the lock files

[rust-101.git] / src / part04.rs

diff --git a/src/part04.rs b/src/part04.rs
index dc116ee3ab54b505b632d298a861fcbfe9beed74..83eb87dcf6604b5ee7a2f53cefa0200b85cc1769 100644 (file)
--- a/src/part04.rs
+++ b/src/part04.rs
@@ -49,7 +49,7 @@ fn ownership_demo() {
 //@ vector. Hence, when `vec_min` finishes, the entire vector is deleted. That's of course not what
 //@ we wanted! Can't we somehow give `vec_min` access to the vector, while retaining ownership of it?
 //@ 
 //@ vector. Hence, when `vec_min` finishes, the entire vector is deleted. That's of course not what
 //@ we wanted! Can't we somehow give `vec_min` access to the vector, while retaining ownership of it?
 //@ 

-//@ Rust calls this *a reference* the vector, and it considers references as *borrowing* ownership. This
+//@ Rust calls this *a reference* to the vector, and it considers references as *borrowing* ownership. This

 //@ works a bit like borrowing does in the real world: If your friend borrows a book from you, your friend
 //@ can have it and work on it (and you can't!) as long as the book is still borrowed. Your friend could
 //@ even lend the book to someone else. Eventually however, your friend has to give the book back to you,
 //@ works a bit like borrowing does in the real world: If your friend borrows a book from you, your friend
 //@ can have it and work on it (and you can't!) as long as the book is still borrowed. Your friend could
 //@ even lend the book to someone else. Eventually however, your friend has to give the book back to you,


@@ -126,7 +126,7 @@ fn mutable_ref_demo() {
 //@ than one mutable reference - we only ever borrow `v` once at a time. However, we can *not* create a shared reference that spans a call to `vec_inc`. Just try
 //@ enabling the commented-out lines, and watch Rust complain. This is because `vec_inc` could mutate
 //@ the vector structurally (i.e., it could add or remove elements), and hence the reference `first`
 //@ than one mutable reference - we only ever borrow `v` once at a time. However, we can *not* create a shared reference that spans a call to `vec_inc`. Just try
 //@ enabling the commented-out lines, and watch Rust complain. This is because `vec_inc` could mutate
 //@ the vector structurally (i.e., it could add or remove elements), and hence the reference `first`

-//@ could become invalid. In other words, Rust keeps us safe from bugs like the one in the C++ snipped above.
+//@ could become invalid. In other words, Rust keeps us safe from bugs like the one in the C++ snippet above.

 //@ 
 //@ Above, I said that having a mutable reference excludes aliasing. But if you look at the code above carefully,
 //@ you may say: "Wait! Don't the `v` in `mutable_ref_demo` and the `v` in `vec_inc` alias?" And you are right,
 //@ 
 //@ Above, I said that having a mutable reference excludes aliasing. But if you look at the code above carefully,
 //@ you may say: "Wait! Don't the `v` in `mutable_ref_demo` and the `v` in `vec_inc` alias?" And you are right,


@@ -143,4 +143,4 @@ fn mutable_ref_demo() {
 // As it turns out, combined with the abstraction facilities of Rust, this is a very powerful mechanism
 // to tackle many problems beyond basic memory safety. You will see some examples for this soon.
 
 // As it turns out, combined with the abstraction facilities of Rust, this is a very powerful mechanism
 // to tackle many problems beyond basic memory safety. You will see some examples for this soon.
 

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+//@ [index](main.html) | [previous](part03.html) | [raw source](workspace/src/part04.rs) | [next](part05.html)