Class: Protobuf::Field::EnumField

Inherits:
IntegerField show all
Defined in:
lib/protobuf/field/enum_field.rb

Constant Summary

Constants inherited from VarintField

VarintField::CACHE_LIMIT, VarintField::INT32_MAX, VarintField::INT32_MIN, VarintField::INT64_MAX, VarintField::INT64_MIN, VarintField::UINT32_MAX, VarintField::UINT64_MAX

Constants inherited from BaseField

BaseField::PACKED_TYPES

Instance Attribute Summary

Attributes inherited from BaseField

#fully_qualified_name, #message_class, #name, #options, #rule, #tag, #type_class

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from VarintField

cached_varint, encode, #wire_type

Methods inherited from BaseField

#default, #default_value, #deprecated?, #extension?, #fully_qualified_name_only!, #initialize, #message?, #optional?, #packed?, #repeated?, #repeated_message?, #required?, #set, #tag_encoded, #to_s, #wire_type

Methods included from Logging

initialize_logger, #log_exception, #log_signature, #logger, #sign_message

Constructor Details

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

Class Method Details

.default ⇒ Object

Class Methods



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# File 'lib/protobuf/field/enum_field.rb', line 11

def self.default
  fail NoMethodError, "#{self}.#{__method__} must be called on an instance"
end

Instance Method Details

#acceptable?(val) ⇒ Boolean

Public Instance Methods

Returns:

  • (Boolean) 


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# File 'lib/protobuf/field/enum_field.rb', line 19

def acceptable?(val)
  !type_class.fetch(val).nil?
end

#coerce!(value) ⇒ Object 



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# File 'lib/protobuf/field/enum_field.rb', line 36

def coerce!(value)
  enum_value = type_class.fetch(value)
  fail TypeError, "Invalid Enum value: #{value.inspect} for #{name}" unless enum_value
  enum_value
end

#decode(value) ⇒ Object 



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# File 'lib/protobuf/field/enum_field.rb', line 27

def decode(value)
  decoded = super(value)
  decoded if acceptable?(decoded)
end

#encode(value) ⇒ Object 



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# File 'lib/protobuf/field/enum_field.rb', line 23

def encode(value)
  super(value.to_i)
end

#enum? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/protobuf/field/enum_field.rb', line 32

def enum?
  true
end