Class: Flipper::Gates::Expression

Inherits:
Flipper::Gate show all
Defined in:
lib/flipper/gates/expression.rb

Instance Method Summary collapse

Methods inherited from Flipper::Gate

#initialize, #inspect

Constructor Details

This class inherits a constructor from Flipper::Gate

Instance Method Details

#data_type ⇒ Object 



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# File 'lib/flipper/gates/expression.rb', line 16

def data_type
  :json
end

#enabled?(value) ⇒ Boolean

Returns:



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# File 'lib/flipper/gates/expression.rb', line 20

def enabled?(value)
  !value.nil? && !value.empty?
end

#key ⇒ Object

Internal: Name converted to value safe for adapter.



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# File 'lib/flipper/gates/expression.rb', line 12

def key
  :expression
end

#name ⇒ Object

Internal: The name of the gate. Used for instrumentation, etc.



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# File 'lib/flipper/gates/expression.rb', line 7

def name
  :expression
end

#open?(context) ⇒ Boolean

Internal: Checks if the gate is open for a thing.

Returns true if gate open for thing, false if not.

Returns:



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# File 'lib/flipper/gates/expression.rb', line 27

def open?(context)
  data = context.values.expression
  return false if data.nil? || data.empty?
  expression = Flipper::Expression.build(data)

  if context.actors.nil? || context.actors.empty?
    !!expression.evaluate(feature_name: context.feature_name, properties: DEFAULT_PROPERTIES)
  else
    context.actors.any? do |actor|
      !!expression.evaluate(feature_name: context.feature_name, properties: properties(actor))
    end
  end
end

#protects?(thing) ⇒ Boolean

Returns:



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# File 'lib/flipper/gates/expression.rb', line 41

def protects?(thing)
  thing.is_a?(Flipper::Expression) || thing.is_a?(Hash)
end

#wrap(thing) ⇒ Object 



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# File 'lib/flipper/gates/expression.rb', line 45

def wrap(thing)
  Flipper::Expression.build(thing)
end