Method: BinaryFinery#method_missing

Defined in:
lib/binary_finery.rb

#method_missing(method_name, *args, &block) ⇒ Object 



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# File 'lib/binary_finery.rb', line 293

def method_missing(method_name, *args, &block)
  if method_name.to_s =~ OP_INT_RE
    op, type, bits, byte_order = Regexp.last_match[1..4]
    # string → sym
    op, type, byte_order = [op, type].map!(&:to_sym)
    # adjust bits to bytes
    byte_size = (bits.to_i / 8)
    # normalize endianness
    byte_order = byte_order.to_sym unless byte_order.nil?
    byte_order = :big if byte_order == 'network'

    fmt = format(byte_size,type,byte_order)

    case op
    when :read
      self.class.send :define_method, method_name do
        readn_unpack(byte_size, fmt, byte_order)
      end
      self.send method_name
    when :write
      if (args.first.kind_of? Integer) && (args.size == 1)
        self.class.send :define_method, method_name do |value|
          write_pack(value, fmt, byte_order)
        end
        self.send method_name, args.first
      end
    end
  elsif method_name.to_s =~ OP_STR_RE
    op, string_flavor = Regexp.last_match[1..2]
    case op
    when :read
      options = args.first.indexes(:size, :padding)
      self.send :read_string, options
    when :write
      str, options = args.shift, args
      self.send :write_string, str, options
    end
  else
    super
  end
end