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Update 0.4 release notes

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Brian Anderson 2012-10-03 17:41:08 -07:00
parent f885205b1b
commit 3d45e55c97
1 changed files with 4 additions and 6 deletions
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RELEASES.txt
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@ -8,13 +8,14 @@ Version 0.4 (September 2012)
* Keyword removal: 'again', 'import', 'check', 'new', 'owned', 'send',
'of', 'with', 'to', 'class'.
* Classes are replaced with simpler structs
* Method self types
* Explicit method self types
* `ret` became `return` and `alt` became `match`
* `import` is now `use`; `use is now `extern mod`
* `extern mod { ... }` is now `extern { ... }`
* `use mod` is the recommended way to import modules
* `pub` and `priv` replace deprecated export lists
* The syntax of `match` pattern arms now uses fat arrow (=>)
* `main` no longer accepts an args vector; use `os::args` instead
* Semantics
* Trait implementations are now coherent, ala Haskell typeclasses
@ -25,15 +26,13 @@ Version 0.4 (September 2012)
* Typestate was removed
* Resolution rewritten to be more reliable
* Support for 'dual-mode' data structures (freezing and thawing)
* Last-use analysis is only used for warnings now. Moves must be explicit
for lvalues (TODO: confirm)
* Libraries
* Most binary operators can now be overloaded via the traits in
`core::ops'
* `std::net::url` for representing URLs
* Sendable hash maps in `core::send_map`
* `core::task' gained a (currently very unsafe) task-local storage API
* `core::task' gained a (currently unsafe) task-local storage API
* Concurrency
* An efficient new intertask communication primitive called the pipe,
@ -52,8 +51,7 @@ Version 0.4 (September 2012)
* Extensive architectural improvements to rustc
* Begun a transition away from buggy C++-based reflection (shape) code to
Rust-based (visitor) code
* Hash functions improved across the codebase (TODO: need details)
* New lint checks (TODO: which?)
* All hash functions and tables converted to secure, randomized SipHash
Version 0.3 (July 2012)
------------------------