Class: ArrayValidatorBase

Inherits:
ActiveModel::EachValidator
  • Object
show all
Defined in:
lib/active_model_validators_ex/array_validator_base.rb

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ ArrayValidatorBase

Returns a new instance of ArrayValidatorBase.



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# File 'lib/active_model_validators_ex/array_validator_base.rb', line 2

def initialize(options)
  options[:allow_nil]   ||= false
  options[:allow_empty] ||= false

  super(options)
end

Instance Method Details

#custom_validations(record, attribute, value) ⇒ Object 



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# File 'lib/active_model_validators_ex/array_validator_base.rb', line 25

def custom_validations(record, attribute, value)
  raise 'override this method to perform custom validations'
end

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/active_model_validators_ex/array_validator_base.rb', line 9

def validate_each(record, attribute, value)
  return if options[:allow_nil] && value.nil?

  unless value.is_a? Array
    record.errors[attribute] << "attribute #{attribute} must be an Array"
    return
  end

  if !options[:allow_empty] and value.empty?
    record.errors[attribute] << "attribute #{attribute} can't be empty"
    return
  end

  custom_validations(record, attribute, value)
end