Class: TypeValidator

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

Instance Method Summary collapse

Instance Method Details

#options ⇒ Object 



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# File 'lib/type_validator.rb', line 4

def options
  super.merge(allow_nil: true)
end

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/type_validator.rb', line 8

def validate_each(record, attribute, value)
  classes = options[:in] || [options[:with]]
  if classes.all? { |klass| !value.is_a?(klass) }
    record.errors.add(attribute, "must be a #{classes.join(' or ')}, not a #{value.class}")
  end
end