Sub::Exporter::Lexical provides an alternate installer for Sub::Exporter.
Installers are documented in Sub::Exporter's documentation; all you need to know
is that by using Sub::Exporter::Lexical's installer, you can import routines
into a lexical scope that will be cleaned up when that scope ends.

WWW: https://metacpan.org/release/Sub-Exporter-Lexical