Merge pull request #22 from amosonn/patch-1

[rust-101.git] / src / part11.rs

diff --git a/src/part11.rs b/src/part11.rs
index a5cafa1ca6794419e1d29184b862ab0b1b0b98d7..513440143eb453873fe2be46a74176b9350c4f6d 100644 (file)
--- a/src/part11.rs
+++ b/src/part11.rs
@@ -23,7 +23,7 @@ struct CallbacksV1<F: FnMut(i32)> {
 //@ But, Rust complains about this definition. It says something about "Sized". What's the trouble? See, for many things we want to do, it is crucial that
 //@ Rust knows the precise, fixed size of the type - that is, how large this type will be when represented in memory. For example, for a `Vec`, the
 //@ elements are stored one right after the other. How should that be possible, without a fixed size? The point is, `FnMut(i32)` could be of any size.
 //@ But, Rust complains about this definition. It says something about "Sized". What's the trouble? See, for many things we want to do, it is crucial that
 //@ Rust knows the precise, fixed size of the type - that is, how large this type will be when represented in memory. For example, for a `Vec`, the
 //@ elements are stored one right after the other. How should that be possible, without a fixed size? The point is, `FnMut(i32)` could be of any size.

-//@ We don't know how large that "type that implemenets `FnMut(i32)`" is. Rust calls this an *unsized* type. Whenever we introduce a type variable, Rust
+//@ We don't know how large that "type that implements `FnMut(i32)`" is. Rust calls this an *unsized* type. Whenever we introduce a type variable, Rust

 //@ will implicitly add a bound to that variable, demanding that it is sized. That's why we did not have to worry about this so far. <br/>
 //@ You can opt-out of this implicit bound by saying `T: ?Sized`. Then `T` may or may not be sized.
 
 //@ will implicitly add a bound to that variable, demanding that it is sized. That's why we did not have to worry about this so far. <br/>
 //@ You can opt-out of this implicit bound by saying `T: ?Sized`. Then `T` may or may not be sized.
 


@@ -117,4 +117,4 @@ pub fn main() {
 // to work with an arbitrary type `T` that's passed to the callbacks. Since you need to call multiple callbacks with the
 // same `t: T`, you will either have to restrict `T` to `Copy` types, or pass a reference.
 
 // to work with an arbitrary type `T` that's passed to the callbacks. Since you need to call multiple callbacks with the
 // same `t: T`, you will either have to restrict `T` to `Copy` types, or pass a reference.
 

-//@ [index](main.html) | [previous](part10.html) | [raw source](https://www.ralfj.de/git/rust-101.git/blob_plain/HEAD:/workspace/src/part11.rs) | [next](part12.html)
+//@ [index](main.html) | [previous](part10.html) | [raw source](workspace/src/part11.rs) | [next](part12.html)