class Optimist::Option

def self.handle_long_opt(lopt, name)
  lopt = lopt ? lopt.to_s : name.to_s.gsub("_", "-")
  lopt = case lopt
         when /^--([^-].*)$/ then $1
         when /^[^-]/        then lopt
         else                     raise ArgumentError, "invalid long option name #{lopt.inspect}"
         end
end