Class: Bumblebee::Mutator

Inherits:
Object
  • Object
show all
Includes:
Types
Defined in:
lib/bumblebee/mutator.rb

Overview

A Mutator is a composition of a converter with hash value setting. It can be a straight converter, or it can be new types which are not directly defined as ‘converters.’

Defined Under Namespace

Modules: Types

Constant Summary

Constants included from Types

Types::IGNORE

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arg) ⇒ Mutator

Returns a new instance of Mutator.



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# File 'lib/bumblebee/mutator.rb', line 21

def initialize(arg)
  if arg.nil?
    @type = nil
    @converter = ::Bumblebee::NullConverter.new
  elsif mutator?(arg)
    @type = ::Bumblebee::Mutator::Types.const_get(arg.to_s.upcase.to_sym)
    @converter = ::Bumblebee::NullConverter.new
  else
    @type = nil
    @converter = ::Bumblebee::SimpleConverter.new(arg)
  end

  freeze
end

Instance Attribute Details

#converter ⇒ Object (readonly)

Returns the value of attribute converter.



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# File 'lib/bumblebee/mutator.rb', line 19

def converter
  @converter
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/bumblebee/mutator.rb', line 19

def type
  @type
end

Instance Method Details

#set(object, key, val) ⇒ Object 



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# File 'lib/bumblebee/mutator.rb', line 36

def set(object, key, val)
  return object if ignore?

  ::Bumblebee::ObjectInterface.set(object, key, converter.convert(val))
end