Method: Dynamoid::Indexes::Index#initialize

Defined in:
lib/dynamoid/indexes.rb

#initialize(attrs = {}) ⇒ Index

Returns a new instance of Index.

Raises:



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# File 'lib/dynamoid/indexes.rb', line 190

def initialize(attrs={})
  unless attrs[:dynamoid_class].present?
    raise Dynamoid::Errors::InvalidIndex.new(':dynamoid_class is required')
  end

  @dynamoid_class = attrs[:dynamoid_class]
  @type = attrs[:type]
  @hash_key = attrs[:hash_key]
  @range_key = attrs[:range_key]
  @name = attrs[:name] || @dynamoid_class.index_name(@hash_key, @range_key)
  @projected_attributes =
      attrs[:projected_attributes] || DEFAULT_PROJECTION_TYPE
  @read_capacity = attrs[:read_capacity]
  @write_capacity = attrs[:write_capacity]

  raise Dynamoid::Errors::InvalidIndex.new(self) unless self.valid?
end