Development helper for translation management

When developing a multilingual site you might want to add new translatable strings and their translations in an update or install hook.

This module adds a service that can help you with that:

function hook_update_N(&$sandbox) {
  $tt = \Drupal::service('translate_tool');

  $tt->add('horse', 'da', 'hest');
  $tt->delete('horse');'
}

Or if you prefer a procedural interface (update and install hooks are procedural anyway):