Man pages matching name contextual::return::failure in section 3pm:

Contextual::Return::Failure.3pm.en	debian 10 / libcontextual-return-perl
Contextual::Return::Failure.3pm.en	debian 11 / libcontextual-return-perl
Contextual::Return::Failure.3pm.en	debian 12 / libcontextual-return-perl