nyastodon/app/validators/existing_username_validator.rb
luigi 087ed84367
Optimize map { ... }.compact calls (#15513)
* Optimize map { ... }.compact

using Enumerable#filter_map, supported since Ruby 2.7

* Add poyfill for Enumerable#filter_map
2021-01-10 00:32:01 +01:00

14 lines
682 B
Ruby

# frozen_string_literal: true
class ExistingUsernameValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
return if value.blank?
if options[:multiple]
missing_usernames = value.split(',').map { |username| username.strip.gsub(/\A@/, '') }.filter_map { |username| username unless Account.find_local(username) }
record.errors.add(attribute, I18n.t('existing_username_validator.not_found_multiple', usernames: missing_usernames.join(', '))) if missing_usernames.any?
else
record.errors.add(attribute, I18n.t('existing_username_validator.not_found')) unless Account.find_local(value.strip.gsub(/\A@/, ''))
end
end
end