Module: Pio::RubyDumper
- Included in:
- EthernetFrame, EthernetHeader, IPv4Header, Message
- Defined in:
- lib/pio/ruby_dumper.rb
Overview
defines to_ruby method
Instance Method Summary collapse
-
#to_ruby ⇒ Object
Returns a Ruby code representation of this packet, such that it can be eval’ed and sent later.
Instance Method Details
#to_ruby ⇒ Object
Returns a Ruby code representation of this packet, such that it can be eval’ed and sent later.
rubocop:disable AbcSize rubocop:disable MethodLength rubocop:disable CyclomaticComplexity rubocop:disable PerceivedComplexity
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# File 'lib/pio/ruby_dumper.rb', line 13 def to_ruby pack_template = '' bytes = '' bit = false bit_names = [] total_bit_length = 0 field_names.each do |each| next unless __send__("#{each}?") if /Bit(\d+)$/ =~ __send__(each).class.to_s bit_length = Regexp.last_match(1).to_i total_bit_length += bit_length if bit bit_names << each bytes << format("_%0#{bit_length}b", __send__(each)) else bit_names = [each] bytes << format(" 0b%0#{bit_length}b", __send__(each)) end bit = true else if bit bytes << ", # #{bit_names.join(', ')}\n" if total_bit_length == 8 pack_template << 'C' elsif total_bit_length == 16 pack_template << 'n' else raise end total_bit_length = 0 bit_names = [] bit = false end list = (@format || self).__send__(each).to_bytes next if list.empty? bytes << " #{list}, # #{each}\n" pack_template << 'C' * (list.count(',') + 1) end end.compact template = '' until pack_template.empty? if /^(.)(\1+)/ =~ pack_template pack_template.sub!(/^(.)(\1+)/, '') template << "#{Regexp.last_match(1)}#{Regexp.last_match(2).length + 1}" else pack_template.sub!(/^(.)/, '') template << Regexp.last_match(1) end end "[\n#{bytes}].pack('#{template}')" end |