Method: Numo::Gnuplot::OptArg.parse

Defined in:

lib/numo/gnuplot.rb

.parse(*opts) ⇒ Object

# File 'lib/numo/gnuplot.rb', line 433

def parse(*opts)
  sep = ","
  a = []
  while opt = opts.shift
    if !opt.kind_of?(Numeric)
      sep = " "
    end
    case opt
    when Symbol
      a << from_symbol(opt)
      case opt
      when :label
        if opts.first.kind_of?(Integer)
          a << opts.shift.to_s
        end
        if opts.first.kind_of?(String)
          a << OptArg.quote(opts.shift)
        end
      when NEED_QUOTE
        if opts.first.kind_of?(String)
          a << OptArg.quote(opts.shift)
        end
      end
    when Array
      a << parse(*opt)
    when Hash
      a << opt.map{|k,v| parse_kv(k,v)}.compact.join(" ")
    when Range
      a << "[#{opt.begin}:#{opt.end}]"
    else
      a << opt.to_s
    end
  end
  a.join(sep)
end