[1.9] Star and unnamed restarg treated differently in 1.9 mode Proc#parameters
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Key: JRUBY-5368
URL: http://jira.codehaus.org/browse/JRUBY-5368
Project: JRuby
Issue Type: Bug
Components: Core Classes/Modules, Parser, Ruby 1.9
Affects Versions: JRuby 1.6RC1
Reporter: Charles Oliver Nutter
Assignee: Thomas E Enebo
Fix For: JRuby 1.6RC2
Discovered this when working on JRUBY-5358:
{noformat}
~/projects/rubyspec ➔ ruby -v -e "p lambda {|a,|}.parameters"
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.4.0]
[[:req, :a]]
~/projects/rubyspec ➔ ruby -v -e "p lambda {|a,*|}.parameters"
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.4.0]
[[:req, :a], [:rest]]
~/projects/rubyspec ➔ ../jruby/bin/jruby --1.9 -v -e "p lambda
{|a,|}.parameters"
jruby 1.6.0.RC1 (ruby 1.9.2 patchlevel 136) (2011-01-15 3e98f87) (Java
HotSpot(TM) 64-Bit Server VM 1.6.0_22) [darwin-x86_64-java]
[[:req, :a]]
~/projects/rubyspec ➔ ../jruby/bin/jruby --1.9 -v -e "p lambda
{|a,*|}.parameters"
jruby 1.6.0.RC1 (ruby 1.9.2 patchlevel 136) (2011-01-15 3e98f87) (Java
HotSpot(TM) 64-Bit Server VM 1.6.0_22) [darwin-x86_64-java]
[[:req, :a]]
{noformat}
The parser currently does not produce different nodes for these two cases, so
it's impossible to modify Proc#parameters to handle this properly.
RubySpec added:
commit aad38981bbd18996b8c82c58b10ce286535c989a
Author: Charles Oliver Nutter <head...@headius.com>
Date: Sun Jan 16 17:07:44 2011 -0600
Add specs for Proc#parameters with both styles of anonymous restarg.
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