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//opt/alt/ruby34/share/ruby/optparse/kwargs.rb
# frozen_string_literal: true require_relative '../optparse' class OptionParser # :call-seq: # define_by_keywords(options, method, **params) # # :include: ../../doc/optparse/creates_option.rdoc # # Defines options which set in to _options_ for keyword parameters # of _method_. # # Parameters for each keywords are given as elements of _params_. # def define_by_keywords(options, method, **params) method.parameters.each do |type, name| case type when :key, :keyreq op, cl = *(type == :key ? %w"[ ]" : ["", ""]) define("--#{name}=#{op}#{name.upcase}#{cl}", *params[name]) do |o| options[name] = o end end end options end end
