How to use the deep-object-diff.deletedDiff function in deep-object-diff

await client.setMessengerProfile(omit(_profile, 'whitelistedDomains'));
      } else {
        await client.setMessengerProfile(_profile);
      }
      print(`Successfully set ${bold('messenger_profile')} settings`);
    } else {
      const [_existedProfile] = await client.getMessengerProfile(FIELDS);

      const profile = trimDomain(_profile);
      const existedProfile = trimDomain(_existedProfile);

      const diffResult = diff(existedProfile, profile);

      if (Object.keys(diffResult).length !== 0) {
        const shouldDeleteFields = Object.keys(
          deletedDiff(existedProfile, profile)
        );

        const shouldSetFields = [
          ...Object.keys(addedDiff(existedProfile, profile)),
          ...Object.keys(updatedDiff(existedProfile, profile)),
        ];

        if (shouldDeleteFields.length > 0) {
          await client.deleteMessengerProfile(
            shouldDeleteFields.map(field => snakecase(field))
          );
          const deleteFileds = shouldDeleteFields.join(', ');
          print(`Successfully delete ${bold(deleteFileds)} settings`);
        }

        if (shouldSetFields.length > 0) {

export const ensure = (input: ThemeVars): Theme => {
  if (!input) {
    return convert(light);
  }
  const missing = deletedDiff(light, input);
  if (Object.keys(missing).length) {
    logger.warn(
      dedent`
          Your theme is missing properties, you should update your theme!

          theme-data missing:
        `,
      missing
    );
  }

  return convert(input);
};