gem install gettext-slimIf you use rxgettext, require gettext-slim by --require:
rxgettext --require gettext-slim ...If you use gettext as library, require gettext-slim in your Ruby script:
require "gettext-slim"LGPLv3 or later. See doc/text/lgpl-3.0.txt or
https://www.gnu.org/licenses/lgpl-3.0.txt for details.