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bors 63c4f22f2b auto merge of #18486 : nikomatsakis/rust/operator-dispatch, r=pcwalton
This branch cleans up overloaded operator resolution so that it is strictly based on the traits in `ops`, rather than going through the normal method lookup mechanism. It also adds full support for autoderef to overloaded index (whereas before autoderef only worked for non-overloaded index) as well as for the slicing operators.

This is a [breaking-change]: in the past, we were accepting combinations of operands that were not intended to be accepted. For example, it was possible to compare a fixed-length array and a slice, or apply the `!` operator to a `&int`. See the first two commits in this pull-request for examples.

One downside of this change is that comparing fixed-length arrays doesn't always work as smoothly as it did before. Before this, comparisons sometimes worked due to various coercions to slices. I've added impls for `Eq`, `Ord`, etc for fixed-lengths arrays up to and including length 32, but if the array is longer than that you'll need to either newtype the array or convert to slices. Note that this plays better with deriving in any case than the previous scheme.

Fixes #4920.
Fixes #16821.
Fixes #15757.

cc @alexcrichton 
cc @aturon
2014-11-05 22:31:44 +00:00
man auto merge of #17793 : simias/rust/master, r=huonw 2014-10-10 14:57:03 +00:00
mk auto merge of #18592 : alexcrichton/rust/dylib-harder, r=pcwalton 2014-11-05 07:01:38 +00:00
src auto merge of #18486 : nikomatsakis/rust/operator-dispatch, r=pcwalton 2014-11-05 22:31:44 +00:00
.gitattributes webfonts: proper fix 2014-07-08 20:29:36 +02:00
.gitignore gitignore: Add the autogenerated/downloaded unicode data files. 2014-08-03 17:32:53 +10:00
.gitmodules Remove libuv, gyp 2014-10-01 12:42:30 -07:00
.mailmap Update .mailmap 2014-10-23 23:01:31 +02:00
.travis.yml travis: Fix for real this time 2014-10-03 07:25:10 -07:00
AUTHORS.txt Update per feedback 2014-10-07 11:18:49 -07:00
configure Implement flexible target specification 2014-11-04 05:07:47 -05:00
CONTRIBUTING.md Update CONTRIBUTING.md with new issues policy 2014-09-22 12:46:24 +12:00
COPYRIGHT Update COPYRIGHT to better reflect the current repo 2014-10-06 10:55:39 -07:00
LICENSE-APACHE Update license, add license boilerplate to most files. Remainder will follow. 2012-12-03 17:12:14 -08:00
LICENSE-MIT Change the licence holder to The Rust Project Developers 2014-05-03 23:59:24 +02:00
Makefile.in enable jemalloc debugging in unoptimized builds 2014-09-07 14:23:48 -04:00
README.md auto merge of #17876 : ruud-v-a/rust/patch-1, r=alexcrichton 2014-10-13 21:32:43 +00:00
RELEASES.md More relnotes tweaks 2014-10-07 13:44:41 -07:00

The Rust Programming Language

This is a compiler for Rust, including standard libraries, tools and documentation.

Quick Start

  1. Download a binary installer for your platform.
  2. Read the guide.
  3. Enjoy!

Note: Windows users can read the detailed using Rust on Windows notes on the wiki.

Building from Source

  1. Make sure you have installed the dependencies:

    • g++ 4.7 or clang++ 3.x
    • python 2.6 or later (but not 3.x)
    • perl 5.0 or later
    • GNU make 3.81 or later
    • curl
    • git
  2. Download and build Rust:

    You can either download a tarball or build directly from the repo.

    To build from the tarball do:

     $ curl -O https://static.rust-lang.org/dist/rust-nightly.tar.gz
     $ tar -xzf rust-nightly.tar.gz
     $ cd rust-nightly
    

    Or to build from the repo do:

     $ git clone https://github.com/rust-lang/rust.git
     $ cd rust
    

    Now that you have Rust's source code, you can configure and build it:

     $ ./configure
     $ make && make install
    

    Note: You may need to use sudo make install if you do not normally have permission to modify the destination directory. The install locations can be adjusted by passing a --prefix argument to configure. Various other options are also supported, pass --help for more information on them.

    When complete, make install will place several programs into /usr/local/bin: rustc, the Rust compiler, and rustdoc, the API-documentation tool.

  3. Read the guide.

  4. Enjoy!

Building on Windows

To easily build on windows we can use MSYS2:

  1. Grab the latest MSYS2 installer and go through the installer.

  2. Now from the MSYS2 terminal we want to install the mingw64 toolchain and the other tools we need.

     $ pacman -S mingw-w64-i686-toolchain
     $ pacman -S base-devel
    
  3. With that now start mingw32_shell.bat from where you installed MSYS2 (i.e. C:\msys).

  4. From there just navigate to where you have Rust's source code, configure and build it:

     $ ./configure
     $ make && make install
    

Notes

Since the Rust compiler is written in Rust, it must be built by a precompiled "snapshot" version of itself (made in an earlier state of development). As such, source builds require a connection to the Internet, to fetch snapshots, and an OS that can execute the available snapshot binaries.

Snapshot binaries are currently built and tested on several platforms:

  • Windows (7, 8, Server 2008 R2), x86 and x86-64 (64-bit support added in Rust 0.12.0)
  • Linux (2.6.18 or later, various distributions), x86 and x86-64
  • OSX 10.7 (Lion) or greater, x86 and x86-64

You may find that other platforms work, but these are our officially supported build environments that are most likely to work.

Rust currently needs about 1.5 GiB of RAM to build without swapping; if it hits swap, it will take a very long time to build.

There is a lot more documentation in the wiki.

Getting help and getting involved

The Rust community congregates in a few places:

License

Rust is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0), with portions covered by various BSD-like licenses.

See LICENSE-APACHE, LICENSE-MIT, and COPYRIGHT for details.