Module: Singleton::ClassMethods
- Defined in:
- lib/sup/util.rb
Instance Method Summary
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Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(meth, *a, &b) ⇒ Object
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# File 'lib/sup/util.rb', line 600
def method_missing meth, *a, &b
raise "no #{name} instance defined in method call to #{meth}!" unless defined? @instance
return nil if @instance.nil?
@instance.send meth, *a, &b
end
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Instance Method Details
#deinstantiate! ⇒ Object
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# File 'lib/sup/util.rb', line 599
def deinstantiate!; @instance = nil; end
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#init(*args) ⇒ Object
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# File 'lib/sup/util.rb', line 611
def init *args
raise "there can be only one! (instance)" if instantiated?
@instance = new(*args)
end
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# File 'lib/sup/util.rb', line 597
def instance; @instance; end
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#instantiated? ⇒ Boolean
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# File 'lib/sup/util.rb', line 598
def instantiated?; defined?(@instance) && !@instance.nil?; end
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