Class: Protobuf::Field::MessageField

Inherits:
BaseField
  • Object
show all
Defined in:
lib/protobuf/message/field.rb

Instance Attribute Summary

Attributes inherited from BaseField

#default, #message_class, #name, #rule, #tag, #type

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseField

#clear, #default_value, #define_accessor, #define_getter, #define_setter, #descriptor, descriptor, #error_message, #get, #initialize, #initialized?, #max, #merge, #merge_array, #min, #optional?, #ready?, #repeated?, #required?, #set, #to_s

Constructor Details

This class inherits a constructor from Protobuf::Field::BaseField

Class Method Details

.default ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 593

def default; nil end

Instance Method Details

#acceptable?(val) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (TypeError) 


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# File 'lib/protobuf/message/field.rb', line 608

def acceptable?(val)
  raise TypeError unless val.instance_of? type
  true
end

#get_bytes(value) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 626

def get_bytes(value)
  stringio = StringIO.new ''
  value.serialize_to stringio
  bytes = stringio.string.unpack 'C*'
  string_size = VarintField.get_bytes bytes.size
  string_size + bytes.pack('C*')
end

#merge_value(message_instance, value) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 634

def merge_value(message_instance, value)
  message_instance[tag].merge_from value
end

#set_array(message_instance, bytes) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 619

def set_array(message_instance, bytes)
  message = type.new
  message.parse_from_string bytes.pack('C*')
  arr = message_instance.send name
  arr << message
end

#set_bytes(message_instance, bytes) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 613

def set_bytes(message_instance, bytes)
  message = type.new
  message.parse_from_string bytes.pack('C*') # TODO
  message_instance.send("#{name}=", message)
end

#typed_default_value(default = nil) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 600

def typed_default_value(default=nil)
  if default.is_a? Symbol
    type.module_eval default.to_s
  else
    default
  end
end

#wire_type ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 596

def wire_type
  Protobuf::WireType::LENGTH_DELIMITED
end