# 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
