Class: OCG::Operator::Abstract

Inherits:
OCG
  • Object
show all
Defined in:
lib/ocg/operator/abstract.rb

Overview

OCG::Operator::Abstract class.

Direct Known Subclasses

AND, MIX, OR

Constant Summary collapse

VARIABLES_TO_COPY = 
%i[left_generator right_generator].freeze

Constants inherited from OCG

DELEGATORS, VERSION

Instance Method Summary collapse

Methods inherited from OCG

#and, #each, #mix, #or, prepare_generator

Methods included from Copyable

#initialize_copy

Constructor Details

#initialize(left_generator_or_options, right_generator_or_options) ⇒ Abstract

Initializes operator using left_generator_or_options and right_generator_or_options. Internaly object initializes left and right generators.



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# File 'lib/ocg/operator/abstract.rb', line 14

def initialize(left_generator_or_options, right_generator_or_options) # rubocop:disable Lint/MissingSuper
  @left_generator  = OCG.prepare_generator left_generator_or_options
  @right_generator = OCG.prepare_generator right_generator_or_options

  reset
end

Instance Method Details

#finished? ⇒ Boolean

Returns:

  • (Boolean)

Raises:



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# File 'lib/ocg/operator/abstract.rb', line 53

def finished?
  raise NotImplementedError, "\"finished?\" is not implemented"
end

#last ⇒ Object

Raises:



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# File 'lib/ocg/operator/abstract.rb', line 45

def last
  raise NotImplementedError, "\"last\" is not implemented"
end

#length ⇒ Object

Raises:



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# File 'lib/ocg/operator/abstract.rb', line 57

def length
  raise NotImplementedError, "\"length\" is not implemented"
end

#next ⇒ Object

:nocov:

Raises:



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# File 'lib/ocg/operator/abstract.rb', line 41

def next
  raise NotImplementedError, "\"next\" is not implemented"
end

#reset ⇒ Object

Resets left and right generators specifically for options.



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# File 'lib/ocg/operator/abstract.rb', line 22

def reset
  @left_generator.reset
  @right_generator.reset

  nil
end

#started? ⇒ Boolean

Returns:

  • (Boolean)

Raises:



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# File 'lib/ocg/operator/abstract.rb', line 49

def started?
  raise NotImplementedError, "\"started?\" is not implemented"
end