f58a8c9d76
This makes the splitting functions in std::slice return DoubleEndedIterators. Unfortunately, splitn and rsplitn cannot provide such an interface and so must return different types. As a result, the following changes were made: * RevSplits was removed in favor of explicitly using Rev * Splits can no longer bound the number of splits done * Splits now implements DoubleEndedIterator * SplitsN was added, taking the role of what both Splits and RevSplits used to be * rsplit returns Rev<Splits<'a, T>> instead of RevSplits<'a, T> * splitn returns SplitsN<'a, T> instead of Splits<'a, T> * rsplitn returns SplitsN<'a, T> instead of RevSplits<'a, T> All functions that were previously implemented on each return value still are, so outside of changing of type annotations, existing code should work out of the box. In the rare case that code relied on the return types of split and splitn or of rsplit and rsplitn being the same, the previous behavior can be emulated by calling splitn or rsplitn with a bount of uint::MAX. The value of this change comes in multiple parts: * Consistency. The splitting code in std::str is structured similarly to the new slice splitting code, having separate CharSplits and CharSplitsN types. * Smaller API. Although this commit doesn't implement it, using a DoubleEndedIterator for splitting means that rsplit, path::RevComponents, path::RevStrComponents, Path::rev_components, and Path::rev_str_components are no longer needed - they can be emulated simply with .rev(). * Power. DoubleEndedIterators are able to traverse the list from both sides at once instead of only forwards or backwards. * Efficiency. For the common case of using split instead of splitn, the iterator is slightly smaller and slightly faster. [breaking-change] |
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src | ||
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.travis.yml | ||
AUTHORS.txt | ||
configure | ||
CONTRIBUTING.md | ||
COPYRIGHT | ||
LICENSE-APACHE | ||
LICENSE-MIT | ||
Makefile.in | ||
README.md | ||
RELEASES.txt |
The Rust Programming Language
This is a compiler for Rust, including standard libraries, tools and documentation.
Quick Start
- Download a binary installer for your platform.
- Read the tutorial.
- Enjoy!
Note: Windows users can read the detailed getting started notes on the wiki.
Building from Source
-
Make sure you have installed the dependencies:
g++
4.4 orclang++
3.xpython
2.6 or later (but not 3.x)perl
5.0 or later- GNU
make
3.81 or later curl
git
-
Download and build Rust:
You can either download a tarball or build directly from the repo.
To build from the tarball do:
$ curl -O http://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/mozilla/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 toconfigure
. 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, andrustdoc
, the API-documentation tool. system. -
Read the tutorial.
-
Enjoy!
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 only
- 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.
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.