ruby--ruby/lib/irb/cmd/help.rb

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require 'rdoc/ri/ri_driver'
module IRB
module ExtendCommand
module Help
begin
@ri = RiDriver.new
rescue SystemExit
else
def self.execute(context, *names)
names.each do |name|
begin
@ri.get_info_for(name.to_s)
rescue RiError
puts $!.message
end
end
nil
end
end
end
end
end