ruby/lib/irb/help.rb
Stan Lo 137b52a881 [ruby/irb] Use markdown format for docs
(https://github.com/ruby/irb/pull/890)

* Convert irb.rb's document into markdown format

* Hide should-be-private top-level methods from docs

* Skip xmp.rb's docs

* Declare lib/irb.rb's markup do it works in ruby/ruby too

* Ignore docs folder

e9a175e06b
2024-03-16 13:51:07 +00:00

28 lines
612 B
Ruby

# frozen_string_literal: true
#
# irb/help.rb - print usage module
# by Keiju ISHITSUKA(keiju@ishitsuka.com)
#
module IRB
# Outputs the irb help message, see IRB@Command-Line+Options.
def IRB.print_usage # :nodoc:
lc = IRB.conf[:LC_MESSAGES]
path = lc.find("irb/help-message")
space_line = false
File.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