1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/lib/irb/help.rb
zzak 7e9eb32669 * lib/irb.rb, lib/irb/*: Documentation for IRB
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38515 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-12-21 05:45:50 +00:00

36 lines
605 B
Ruby

#
# irb/help.rb - print usage module
# $Release Version: 0.9.6$
# $Revision$
# by Keiju ISHITSUKA(keiju@ishitsuka.com)
#
# --
#
#
#
require 'irb/magic-file'
module IRB
# Outputs the irb help message, see IRB@Command+line+options.
def IRB.print_usage
lc = IRB.conf[:LC_MESSAGES]
path = lc.find("irb/help-message")
space_line = false
IRB::MagicFile.open(path){|f|
f.each_line do |l|
if /^\s*$/ =~ l
lc.puts l unless space_line
space_line = true
next
end
space_line = false
l.sub!(/#.*$/, "")
next if /^\s*$/ =~ l
lc.puts l
end
}
end
end