rc_file_generators()
enumerate possible rc-file base name generators
# File lib/irb/init.rb, line 263 def IRB.rc_file_generators if irbrc = ENV["IRBRC"] yield proc{|rc| rc == "rc" ? irbrc : irbrc+rc} end if home = ENV["HOME"] yield proc{|rc| home+"/.irb#{rc}"} end home = Dir.pwd yield proc{|rc| home+"/.irb#{rc}"} yield proc{|rc| home+"/irb#{rc.sub(/\A_?/, '.')}"} yield proc{|rc| home+"/_irb#{rc}"} yield proc{|rc| home+"/$irb#{rc}"} end