Method: Sequitur::Production#references_of

Defined in:
lib/sequitur/production.rb

#references_of(a_prod) ⇒ Array

Look in the rhs all the references to a production passed a argument. aProduction [aProduction or ProductionRef] The production to search for.

Returns:

  • (Array) —

    the array of ProductionRef to the passed production



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# File 'lib/sequitur/production.rb', line 76

def references_of(a_prod)
  real_prod = a_prod.is_a?(ProductionRef) ? a_prod.production : a_prod
  return rhs.references_of(real_prod)
end