From: Run Paint Run Run <redmine@...>
Date: 2010-02-28T07:57:06+09:00
Subject: [ruby-core:28366] [Bug #2823] IRB Crashes When Completing Method Names of BasicObjects

Bug #2823: IRB Crashes When Completing Method Names of BasicObjects
http://redmine.ruby-lang.org/issues/show/2823

Author: Run Paint Run Run
Status: Open, Priority: Normal
Category: lib
ruby -v: ruby 1.9.2dev (2010-02-19 trunk 26715) [i686-linux]

$ irb -rirb/completion
irb(main):001:0> b=BasicObject.new
(Object doesn't support #inspect)
=> 
irb(main):002:0> b.<Tab>

/usr/local/lib/ruby/1.9.1/irb/completion.rb:143:in `eval': undefined method `methods' for #<BasicObject:0x8ea2e84> (NoMethodError)
	from /usr/local/lib/ruby/1.9.1/irb/completion.rb:143:in `eval'
	from /usr/local/lib/ruby/1.9.1/irb/completion.rb:143:in `block in <module:InputCompletor>'
	from /usr/local/lib/ruby/1.9.1/irb/input-method.rb:115:in `call'
	from /usr/local/lib/ruby/1.9.1/irb/input-method.rb:115:in `readline'
	from /usr/local/lib/ruby/1.9.1/irb/input-method.rb:115:in `gets'
	from /usr/local/lib/ruby/1.9.1/irb.rb:139:in `block (2 levels) in eval_input'
	from /usr/local/lib/ruby/1.9.1/irb.rb:271:in `signal_status'
	from /usr/local/lib/ruby/1.9.1/irb.rb:138:in `block in eval_input'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:189:in `call'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:189:in `buf_input'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:103:in `getc'
	from /usr/local/lib/ruby/1.9.1/irb/slex.rb:205:in `match_io'
	from /usr/local/lib/ruby/1.9.1/irb/slex.rb:75:in `match'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:287:in `token'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:263:in `lex'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:234:in `block (2 levels) in each_top_level_statement'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `loop'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `block in each_top_level_statement'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `catch'
	from /usr/local/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `each_top_level_statement'
	from /usr/local/lib/ruby/1.9.1/irb.rb:153:in `eval_input'
	from /usr/local/lib/ruby/1.9.1/irb.rb:70:in `block in start'
	from /usr/local/lib/ruby/1.9.1/irb.rb:69:in `catch'
	from /usr/local/lib/ruby/1.9.1/irb.rb:69:in `start'
	from /usr/local/bin/irb:12:in `<main>'

That's with an empty ~/.irbrc and version irb 0.9.6(09/06/30)


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