Module: GraphqlGrpc::FieldDescriptorExt

Defined in:
lib/graphql_grpc/type_library.rb

Instance Method Summary collapse

Instance Method Details

#<=>(b) ⇒ Object 



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# File 'lib/graphql_grpc/type_library.rb', line 83

def <=>(b)
  name <=> b.name
end

#optional? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphql_grpc/type_library.rb', line 117

def optional?
  label == :optional
end

#repeated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphql_grpc/type_library.rb', line 121

def repeated?
  label == :repeated
end

#to_gql_type(prefix) ⇒ Object 



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# File 'lib/graphql_grpc/type_library.rb', line 125

def to_gql_type(prefix)
  "#{name}: #{to_gql_type_field(prefix)}"
end

#to_gql_type_field(prefix) ⇒ Object 



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# File 'lib/graphql_grpc/type_library.rb', line 87

def to_gql_type_field(prefix)
  t = case type
      when :int64, :int32, :uint32, :uint64
        'Int'
      when :string
        'String'
      when :bool, :boolean
        'Boolean'
      when :double, :float
        'Float'
      when :message
        prefix + submsg_name.to_s.split('.').last
      when :enum
        # Enums are interesting; for Google::Protobuf::FieldDescriptor fd
        # fd.type        = :enum
        # fd.subtype.    = Google::Protobuf::EnumDescriptor
        # fd.submsg_name = 'com.foo.bar.Baz
        # ed             = fd.subtype
        # ed.entries.    = [[:OUT, 0], [:IN, 1]]
        #
        prefix + submsg_name.to_s.split('.')[-2..-1].join('_')
      else
        type.to_s + '--Unknown'
  end
  return "[#{t}]" if repeated?
  return "#{t}!" unless optional?

  t
end