---

yaml
---
r: 212800
b: refs/heads/tmp
c: cf3e79d
h: refs/heads/master
v: v3

Author: Manishearth

[refs]

@@ -32,7 +32,7 @@ refs/heads/building: 126db549b038c84269a1e4fe46f051b2c15d6970
 refs/heads/beta: 4efc4ec178f6ddf3c8cd268b011f3a04056f9d16
 refs/heads/windistfix: 7608dbad651f02e837ed05eef3d74a6662a6e928
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
-refs/heads/tmp: fa0de66dfe7058bad6376b93ffffb682050d8805
+refs/heads/tmp: cf3e79d558f3c482348bb83263d4ac68d7172cd7
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: bea1c4a78e5233ea6f85a2028a26e08c26635fca
 refs/heads/gate: 97c84447b65164731087ea82685580cc81424412

branches/tmp/src/doc/complement-lang-faq.md

@@ -30,15 +30,13 @@ You may also be interested in browsing [trending Rust repositories][github-rust]
 
 ## Is anyone using Rust in production?
 
-Currently, Rust is still pre-1.0, and so we don't recommend that you use Rust
-in production unless you know exactly what you're getting into.
-
-That said, there are two production deployments of Rust that we're aware of:
+Yes. For example (incomplete):
 
 * [OpenDNS](http://labs.opendns.com/2013/10/04/zeromq-helping-us-block-malicious-domains/)
 * [Skylight](http://skylight.io)
-
-Let the fact that this is an easily countable number be a warning.
+* [wit.ai](https://github.com/wit-ai/witd)
+* [Codius](https://codius.org/blog/codius-rust/)
+* [MaidSafe](http://maidsafe.net/)
 
 ## Does it run on Windows?
 

branches/tmp/src/doc/trpl/closures.md

@@ -324,37 +324,34 @@ first, it may seem strange, but we’ll figure it out. Here’s how you’d prob
 try to return a closure from a function:
 
 ```rust,ignore
-fn factory() -> (Fn(i32) -> Vec<i32>) {
-    let vec = vec![1, 2, 3];
+fn factory() -> (Fn(i32) -> i32) {
+    let num = 5;
 
-    |n| vec.push(n)
+    |x| x + num
 }
 
 let f = factory();
 
-let answer = f(4);
-assert_eq!(vec![1, 2, 3, 4], answer);
+let answer = f(1);
+assert_eq!(6, answer);
 ```
 
 This gives us these long, related errors:
 
 ```text
 error: the trait `core::marker::Sized` is not implemented for the type
-`core::ops::Fn(i32) -> collections::vec::Vec<i32>` [E0277]
-f = factory();
-^
-note: `core::ops::Fn(i32) -> collections::vec::Vec<i32>` does not have a
-constant size known at compile-time
-f = factory();
-^
-error: the trait `core::marker::Sized` is not implemented for the type
-`core::ops::Fn(i32) -> collections::vec::Vec<i32>` [E0277]
-factory() -> (Fn(i32) -> Vec<i32>) {
-             ^~~~~~~~~~~~~~~~~~~~~
-note: `core::ops::Fn(i32) -> collections::vec::Vec<i32>` does not have a constant size known at compile-time
-factory() -> (Fn(i32) -> Vec<i32>) {
-             ^~~~~~~~~~~~~~~~~~~~~
-
+`core::ops::Fn(i32) -> i32` [E0277]
+fn factory() -> (Fn(i32) -> i32) {
+                ^~~~~~~~~~~~~~~~
+note: `core::ops::Fn(i32) -> i32` does not have a constant size known at compile-time
+fn factory() -> (Fn(i32) -> i32) {
+                ^~~~~~~~~~~~~~~~
+error: the trait `core::marker::Sized` is not implemented for the type `core::ops::Fn(i32) -> i32` [E0277]
+let f = factory();
+    ^
+note: `core::ops::Fn(i32) -> i32` does not have a constant size known at compile-time
+let f = factory();
+    ^
 ```
 
 In order to return something from a function, Rust needs to know what
@@ -364,16 +361,16 @@ way to give something a size is to take a reference to it, as references
 have a known size. So we’d write this:
 
 ```rust,ignore
-fn factory() -> &(Fn(i32) -> Vec<i32>) {
-    let vec = vec![1, 2, 3];
+fn factory() -> &(Fn(i32) -> i32) {
+    let num = 5;
 
-    |n| vec.push(n)
+    |x| x + num
 }
 
 let f = factory();
 
-let answer = f(4);
-assert_eq!(vec![1, 2, 3, 4], answer);
+let answer = f(1);
+assert_eq!(6, answer);
 ```
 
 But we get another error:
@@ -448,7 +445,8 @@ assert_eq!(6, answer);
 We use a trait object, by `Box`ing up the `Fn`. There’s just one last problem:
 
 ```text
-error: `num` does not live long enough
+error: closure may outlive the current function, but it borrows `num`,
+which is owned by the current function [E0373]
 Box::new(|x| x + num)
          ^~~~~~~~~~~
 ```

branches/tmp/src/libcollections/borrow.rs

@@ -21,7 +21,7 @@ use core::ops::Deref;
 use core::option::Option;
 
 use fmt;
-use alloc::{rc, arc};
+use alloc::{boxed, rc, arc};
 
 use self::Cow::*;
 
@@ -116,6 +116,14 @@ impl<'a, T: ?Sized> BorrowMut<T> for &'a mut T {
     fn borrow_mut(&mut self) -> &mut T { &mut **self }
 }
 
+impl<T: ?Sized> Borrow<T> for boxed::Box<T> {
+    fn borrow(&self) -> &T { &**self }
+}
+
+impl<T: ?Sized> BorrowMut<T> for boxed::Box<T> {
+    fn borrow_mut(&mut self) -> &mut T { &mut **self }
+}
+
 impl<T: ?Sized> Borrow<T> for rc::Rc<T> {
     fn borrow(&self) -> &T { &**self }
 }