Parrot 0.6.1 "Bird of Paradise"

Milestone information

Project:
Parrot
Series:
development
Version:
0.6.1
Code name:
Bird of Paradise
Released:
 
Registrant:
smash
Release registered:
Active:
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Release notes 

- Specification
  + drafted pdd29_compiler_tools.pod
  + updated pdd28_character_sets.pod draft
  + updated pdd19_pir.pod draft

- Languages
  + c99: added independent C pre-processor
  + HQ9+: reimplemented with PCT
  + Lua:
    . reimplementation with PCT, using PAST and POST
    . behavior aligned wih 5.1.3
  + Rakudo:
    . implemented basic I/O, including '$*IN', '$*OUT', '$*ERR', 'prefix:='
    . implemented simple typing and runtime type checking
    . added basic multi-method dispatch
    . expanded named argument handling, including Pair and colonpairs
    . added 'Whatever' and 'Capture' classes
    . implemented 'handles' trait verb
    . added 'loop' statement
    . implemented 'given', 'when', 'for', 'while', 'until' statement modifiers
    . implemented Hash methods '.keys' and '.values'
    . fixed bug to get '.WHAT' working correctly
    . initial implementation of 'eval'

- Compilers
  + NQP:
    . created a bootstrapped build, see 'make boot'
    . added 'infix:<', 'infix:<=', 'infix:>', 'infix:>=' relational operators
    . added 'postfix:++', 'postfix:--' operators
  + PCT:
    . added methods specifying default behaviors in PAST, reducing repeated code
    . improved symbol table lookup
  + PGE:
    . removed deprecated code including: P6Regex, P6Grammar, PAST-pm

- Miscellaneous
  + notable speedups during compilation and execution of parrot and HLLs
  + pdb (the parrot debugger) can now catch parrot exceptions
  + better detection of glibc and gettext during configuration
  + various bugfixes, code cleanups, deprecations, and coding standard fixes

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