Creates the summary table, passing each line to the block (without
newline). The arguments args are passed along to the summarize method which is called on every
option.
# File lib/optparse.rb, line 632
def summarize(*args, &block)
sum = []
list.reverse_each do |opt|
if opt.respond_to?(:summarize) # perhaps OptionParser::Switch
s = []
opt.summarize(*args) {|l| s << l}
sum.concat(s.reverse)
elsif !opt or opt.empty?
sum << ""
elsif opt.respond_to?(:each_line)
sum.concat([*opt.each_line].reverse)
else
sum.concat([*opt.each].reverse)
end
end
sum.reverse_each(&block)
end
