Module: RightSupport::Data::UUID

Defined in:
lib/right_support/data/uuid.rb

Defined Under Namespace

Classes: Implementation, SimpleUUID, UUIDGem, UUIDTools1, UUIDTools2, Unavailable

Class Method Summary collapse

Class Method Details

.generate ⇒ Object

Raises:



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# File 'lib/right_support/data/uuid.rb', line 124

def generate
  impl = implementation
  raise Unavailable, "No implementation is available" unless impl
  impl.generate
end

.implementation ⇒ Object

Return the implementation that will be used to generate UUIDs.

Return

The implementation object.

Raise

Unavailable

if no suitable implementation is available



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# File 'lib/right_support/data/uuid.rb', line 138

def implementation
  return @implementation if @implementation

  if (defl = Implementation.default)
    self.implementation = defl
  else
    raise Unavailable, "No implementation is available"
  end

  @implementation
end

.implementation=(klass) ⇒ Object

Set the implementation that will be used to generate UUIDs.

Parameters

klass(inherits-from Implementation)

the implementation class

Return

The class that was passed as a parameter

Raise

Unavailable

if the specified implementation is not available

ArgumentError

if klass is not a subclass of Implementation, or is not available



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# File 'lib/right_support/data/uuid.rb', line 162

def implementation=(klass)
  if klass.is_a?(Implementation)
    @implementation = klass
  elsif klass.is_a?(Class) && klass.ancestors.include?(Implementation)
    @implementation = klass.new
  elsif klass.nil?
    @implementation = nil
  else
    raise ArgumentError, "Expected Implementation instance or subclass, got #{klass}"
  end
rescue Exception => e
  raise Unavailable, "#{klass} is not available due to a #{e.class}: #{e.message}"
end