Class: Delayed::PerformableMethod

Inherits:
Object
  • Object
show all
Defined in:
lib/delayed/performable_method.rb,
lib/delayed/psych_ext.rb

Direct Known Subclasses

PerformableMailer

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object, method_name, args) ⇒ PerformableMethod

Returns a new instance of PerformableMethod.

Raises:

  • (NoMethodError) 


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# File 'lib/delayed/performable_method.rb', line 9

def initialize(object, method_name, args)
  raise NoMethodError, "undefined method `#{method_name}' for #{object.inspect}" unless object.respond_to?(method_name, true)

  if defined?(ActiveRecord) && object.kind_of?(ActiveRecord::Base)
    raise(ArgumentError, 'Jobs cannot be created for records before they\'ve been persisted') if object.attributes[object.class.primary_key].nil?
  end

  self.object       = object
  self.args         = args
  self.method_name  = method_name.to_sym
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(symbol, *args) ⇒ Object 



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# File 'lib/delayed/performable_method.rb', line 29

def method_missing(symbol, *args)
  object.send(symbol, *args)
end

Instance Attribute Details

#args ⇒ Object

Returns the value of attribute args.



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# File 'lib/delayed/performable_method.rb', line 5

def args
  @args
end

#method_name ⇒ Object

Returns the value of attribute method_name.



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# File 'lib/delayed/performable_method.rb', line 5

def method_name
  @method_name
end

#object ⇒ Object

Returns the value of attribute object.



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# File 'lib/delayed/performable_method.rb', line 5

def object
  @object
end

Instance Method Details

#display_name ⇒ Object 



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# File 'lib/delayed/performable_method.rb', line 21

def display_name
  "#{object.class}##{method_name}"
end

#encode_with(coder) ⇒ Object

serialize to YAML



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# File 'lib/delayed/psych_ext.rb', line 13

def encode_with(coder)
  coder.map = {
    "object" => object,
    "method_name" => method_name,
    "args" => args
  }
end

#perform ⇒ Object 



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# File 'lib/delayed/performable_method.rb', line 25

def perform
  object.send(method_name, *args) if object
end

#respond_to?(symbol, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/delayed/performable_method.rb', line 33

def respond_to?(symbol, include_private=false)
  super || object.respond_to?(symbol, include_private)
end