Class: Cuprum::Collections::Constraints::Order::AttributesHash

Inherits:

Stannum::Constraints::Types::HashType

• Object
• Stannum::Constraints::Types::HashType
• Cuprum::Collections::Constraints::Order::AttributesHash

Defined in:

lib/cuprum/collections/constraints/order/attributes_hash.rb

Overview

Asserts that the object is a Hash of attribute names and sort directions.

Class Method Summary

• .instance ⇒ Cuprum::Collections::Constraints::Order::AttributesArray

  A cached instance of the constraint with default options.

Instance Method Summary

• #initialize(**options) ⇒ AttributesHash constructor

  A new instance of AttributesHash.

Constructor Details

#initialize(**options) ⇒ AttributesHash

Returns a new instance of AttributesHash.

Parameters:

• options (Hash<Symbol, Object>) —

  Configuration options for the constraint. Defaults to an empty Hash.

# File 'lib/cuprum/collections/constraints/order/attributes_hash.rb', line 18

def initialize(**options)
  super(
    key_type:   Cuprum::Collections::Constraints::AttributeName.instance,
    value_type: Cuprum::Collections::Constraints::Order::SortDirection
      .instance,
    **options
  )
end

Class Method Details

.instance ⇒ Cuprum::Collections::Constraints::Order::AttributesArray

Returns a cached instance of the constraint with default options.

Returns:

• (Cuprum::Collections::Constraints::Order::AttributesArray) —

  a cached instance of the constraint with default options.

# File 'lib/cuprum/collections/constraints/order/attributes_hash.rb', line 12

def self.instance
  @instance ||= new
end