Class: Elevate::TaskDefinition

Inherits:
Object
  • Object
show all
Defined in:
lib/elevate/task_definition.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options, &block) ⇒ TaskDefinition

Returns a new instance of TaskDefinition.



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# File 'lib/elevate/task_definition.rb', line 3

def initialize(name, options, &block)
  @name = name
  @options = options
  @handlers = {}

  instance_eval(&block)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 15

def method_missing(method, *args, &block)
  if method.to_s.start_with?("on_")
    raise ArgumentError, "wrong number of arguments" unless args.empty?
    raise ArgumentError, "block not supplied" unless block_given?

    @handlers[method.to_sym] = block
  else
    super
  end
end

Instance Attribute Details

#handlers ⇒ Object (readonly)

Returns the value of attribute handlers.



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# File 'lib/elevate/task_definition.rb', line 12

def handlers
  @handlers
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/elevate/task_definition.rb', line 11

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/elevate/task_definition.rb', line 13

def options
  @options
end

Instance Method Details

#background(&block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 30

def background(&block)
  @handlers[:background] = block
end

#on_error(&block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 34

def on_error(&block)
  raise "on_error blocks must accept one parameter" unless block.arity == 1

  @handlers[:on_error] = block
end

#on_finish(&block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 40

def on_finish(&block)
  raise "on_finish blocks must accept two parameters" unless block.arity == 2

  @handlers[:on_finish] = block
end

#on_start(&block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 46

def on_start(&block)
  raise "on_start blocks must accept zero parameters" unless block.arity == 0

  @handlers[:on_start] = block
end

#on_update(&block) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 52

def on_update(&block)
  @handlers[:on_update] = block
end

#respond_to_missing?(method, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/elevate/task_definition.rb', line 26

def respond_to_missing?(method, include_private = false)
  method.to_s.start_with?("on_") || super
end

#timeout(seconds) ⇒ Object 



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# File 'lib/elevate/task_definition.rb', line 56

def timeout(seconds)
  raise "timeout argument must be a number" unless seconds.is_a?(Numeric)

  @options[:timeout_interval] = seconds
end