Class: PcQueues::QueueRules::NumericQueueRule

Inherits:
PcQueues::QueueRule show all
Defined in:
lib/pc_queues/queue_rules/numeric_queue_rule.rb

Overview

A NumericQueueRule is a QueueRule that returns true when comparing the value to the numeric_value using an operator stored as a string.

These operators must be one of: <, >, ==, >=, <=

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from PcQueues::QueueRule

accessible_attributes

Class Method Details

.options(opts = {}) ⇒ Object 



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# File 'lib/pc_queues/queue_rules/numeric_queue_rule.rb', line 19

def self.options(opts = {})
  opts[:numeric_value] ||= opts[:value]
  opts[:string_value] ||= opts[:operator]
  opts.except! :operator, :value
  super
end

Instance Method Details

#operator ⇒ Object 



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# File 'lib/pc_queues/queue_rules/numeric_queue_rule.rb', line 26

def operator
  string_value
end

#passes?(obj, *args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pc_queues/queue_rules/numeric_queue_rule.rb', line 36

def passes?(obj, *args)
  value(obj, *args).send(operator, numeric_value)
end

#value(obj, *args) ⇒ Object

Implementors must provide an implementation of this method that takes the args splat passed to the queue and returns a numberic value

Raises:

  • (NotImplementedError) 


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# File 'lib/pc_queues/queue_rules/numeric_queue_rule.rb', line 32

def value(obj, *args)
  raise NotImplementedError, "The class: #{self.class.name} requires an implementation of #{__method__}"
end