module Kangaru::Validators

def self.from_application(class_name)
  namespace = Kangaru.application&.const_get(:Validators)
  return unless namespace&.const_defined?(class_name)
  namespace.const_get(class_name)
end

def self.from_kangaru(class_name)
  return unless const_defined?(class_name)
  const_get(class_name)
end

def self.get(name)
  class_name = name.to_s.to_class_name(suffix: :validator)
  from_kangaru(class_name) || from_application(class_name) ||
    raise("#{class_name} is not defined")
end