Method: Main::Parameter::List#parse_keywords

Defined in:

lib/main/parameter.rb

#parse_keywords(argv, params = nil) ⇒ Object

# File 'lib/main/parameter.rb', line 427

def parse_keywords argv, params=nil
  params ||= select{|p| p.type == :keyword}

  replacements = {}

  params.each do |p|
    names = p.names
    name = names.sort_by{|n| [n.size,n]}.last

    kre = %r/^\s*(#{ names.join '|' })\s*=/
    opt = "--#{ name }"
    i = -1

    argv.each_with_index do |a, idx|
      i += 1
      b = argv[idx + 1]
      s = "#{ a }#{ b }"
      m, key, * = kre.match(s).to_a
      if m
        replacements[i] ||= a.gsub %r/^\s*#{ key }/, opt
        next
      end
    end
  end

  replacements.each do |i, r|
    argv[i] = r
  end

  parse_options argv, params
end