matz	2008-03-13 03:13:48 +0900 (Thu, 13 Mar 2008)

  New Revision: 15761

  Modified files:
    trunk/ChangeLog
    trunk/lib/irb/cmd/help.rb
    trunk/lib/rdoc/ri/driver.rb
    trunk/lib/rdoc/ri/util.rb

  Log:
    * lib/irb/cmd/help.rb: should be updated for new ri structure.
      [ruby-core:15825]
    
    * lib/rdoc/ri/driver.rb (RDoc::initialize): allow options to be optional.
    
    * lib/rdoc/ri/driver.rb (RDoc::class_cache): map_dirs may be
      empty.
    
    * lib/rdoc/ri/driver.rb (RDoc::get_info_for): revive get_info_for
      method.  maybe broken.
    
    * lib/rdoc/ri/util.rb (RDoc::initialize): should not use RiError
      no more.

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/lib/rdoc/ri/driver.rb?r1=15761&r2=15760&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/lib/irb/cmd/help.rb?r1=15761&r2=15760&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=15761&r2=15760&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/lib/rdoc/ri/util.rb?r1=15761&r2=15760&diff_format=u