X-Git-Url: https://git.ralfj.de/rust-101.git/blobdiff_plain/20c3754739514b710a2e6744c9fd43bcb83c4706..793fb7fe9f77aa176f40e405a8b7c6814c454e46:/src/part04.rs

diff --git a/src/part04.rs b/src/part04.rs
index f2a6b6c..83eb87d 100644
--- a/src/part04.rs
+++ b/src/part04.rs
@@ -49,10 +49,10 @@ 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?
 //@ 
-//@ Rust calls this *a reference* the vector, and it considers references as *borrowing* ownership. This
-//@ works a bit like borrowing does in the real world: If you borrow a book to your friend, your friend
+//@ 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 borrow the book to someone else. Eventually however, your friend has to give the book back to you,
+//@ even lend the book to someone else. Eventually however, your friend has to give the book back to you,
 //@ at which point you again have full control.
 //@ 
 //@ Rust distinguishes between two kinds of references. First of all, there's the *shared* reference.
@@ -88,7 +88,7 @@ fn shared_ref_demo() {
     vec_min(&v);
     println!("The first element is: {}", *first);
 }
-//@ What's going on here? First, `&` is how you borrow ownership to someone - this operator creates a shared reference.
+//@ What's going on here? First, `&` is how you lend ownership to someone - this operator creates a shared reference.
 //@ `shared_ref_demo` creates three shared references to `v`:
 //@ The reference `first` begins in the 2nd line of the function and lasts all the way to the end. The other two
 //@ references, created for calling `vec_min`, only last for the duration of that respective call.
@@ -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`
-//@ 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,
@@ -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.
 
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+//@ [index](main.html) | [previous](part03.html) | [raw source](workspace/src/part04.rs) | [next](part05.html)