Class: BitAttrs::DataMapperBinding

Inherits:
Object
  • Object
show all
Defined in:
lib/bit_attrs/bindings/data_mapper_binding.rb

Class Method Summary collapse

Class Method Details

.should_be_created?(klass) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bit_attrs/bindings/data_mapper_binding.rb', line 4

def self.should_be_created?(klass)
  return false unless defined?(DataMapper::Resource)
  return false unless klass.included_modules.include?(DataMapper::Resource)

  true
end

.with(klass, attr_name, bitset) ⇒ Object 



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# File 'lib/bit_attrs/bindings/data_mapper_binding.rb', line 11

def self.with(klass, attr_name, bitset)
  klass.all(conditions: ["#{attr_name}_mask & ? = ?", bitset.to_i, bitset.to_i])
end

.without(klass, attr_name, bitset) ⇒ Object 



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# File 'lib/bit_attrs/bindings/data_mapper_binding.rb', line 15

def self.without(klass, attr_name, bitset)
  klass.all(conditions: ["#{attr_name}_mask IS NULL OR #{attr_name}_mask & ? = ?", bitset.to_i, 0])
end