0.2.0 #

• Released on: 29 March, 2012
• Branched from master on: 4 December, 2015

• 1500 changes, numerous bugfixes

  • New docs and doc tooling

  • New port: FreeBSD x86_64

  • Compilation model enhancements

    • Generics now specialized, multiply instantiated
    • Functions now inlined across separate crates

  • Scheduling, stack and threading fixes

    • Noticeably improved message-passing performance
    • Explicit schedulers
    • Callbacks from C
    • Helgrind clean

  • Experimental new language features

    • Operator overloading
    • Region pointers
    • Classes

  • Various language extensions

    • C-callback function types: ‘crust fn …’
    • Infinite-loop construct: ’loop { … }'
    • Shorten ‘mutable’ to ‘mut’
    • Required mutable-local qualifier: ’let mut …’
    • Basic glob-exporting: ’export foo::*;'
    • Alt now exhaustive, ‘alt check’ for runtime-checked
    • Block-function form of ‘for’ loop, with ‘break’ and ‘ret’.

  • New library code

    • AST quasi-quote syntax extension
    • Revived libuv interface
    • New modules: core::{future, iter}, std::arena
    • Merged per-platform std::{os*, fs*} to core::{libc, os}
    • Extensive cleanup, regularization in libstd, libcore