en:
  empty_string_error: "can't be blank"
  negative_integer_error: "can't be negative number"
  no_numeric_string_error: "can contain only digits"
  non_positive_integer_error: "can't be less than 1"
  string_max_length_error: 'is too long'
  string_min_length_error: 'is too short'
  unexpected_class_error: 'contains unexpeted type'