class Bullet::Detector::NPlusOneQuery

def association?(bullet_ar_key, associations)

check if object => associations already exists in object_associations.
def association?(bullet_ar_key, associations)
  value = object_associations[bullet_ar_key]
  if value
    value.each do |v|
      result = v.is_a?(Hash) ? v.has_key?(associations) : v == associations
      return true if result
    end
  end
  return false
end