Parrot の履歴(No.2)

Parrotのバージョンが上がってきた。いよいよ、Perl 6がやってくるかもしれない。少しずつ理解するための準備を進めよう。(2008-10-26: jscripter)

ドキュメンテーションの項にBOOKの項目がある。新しい本が出るのかも・・・

Parrot 0.8.0 News: Parrot 0.8.0, "Pareto Principle" released - nntp.perl.orgより

Implementation
- float precision expanded to 15 significant digits from 6
- large integers autopromoted in PIR so as not to lose precision
- improved precision of complex square root
- exception handlers can register types of exceptions they catch
Languages
- Cardinal (Ruby)
  - implemented gather, take, and yield builtins
  - Range, Time, Math, GC, Kernel classes
  - many more tests
  - added a new committer
- Markdown : new lightweight markup language
  - start implementation with PCT/NQP
- partcl (Tcl 8.5.4)
  - Moved to its own repository: http://code.google.com/p/partcl/
- Rakudo (Perl 6)
  - split() works with regexes
  - implemented Str.comb
  - ord() and chr() builtins
  - improved parsing of literal numbers
  - support for hyphens and dashes in identifiers
  - next() on for-loops
  - fixed floating point constant precision
  - improved namespace handling, closer to STD.pm model
  - support for exporting symbols
Compilers
- P6object
  - now generates classes in nested namespaces instead of :: names
  - supports class creation in caller's HLL namespace
- PCT / PGE
  - now using true nested namespaces instead of :: names
  - cleaned up HLLCompiler interactive prompts and readline mode
  - updated to use typed exception handler registration
  - added initial support for loop control exceptions
- PIRC
  - fixed Heredoc preprocessor
  - cleaned up Macro preprocessor
  - many code clean-ups, warning fixes and consting
  - updated Makefile for easier compilation
- IMCC
  - Added .tailcall syntax to replace .return in tailcall context
Examples
- pirric (BASIC)
  - an old style line numbered Basic interpreter able to use parrot objects
  - example connecting to mysql via nci
  - example using classes to write and run an embedded Basic program
Documentation
- Book
  - Added chapters for PCT, PMCs, and Opcodes/Runcores
  - Expanded and improved formatting in various chapters
  - Renumbered chapters

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