Parrot の履歴(No.1) - TSNETWiki

Perl Parrot 0.8.0 News:

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