use constant UNIT_MAP => {
    s => 'seconds',
    m => 'minutes',
    h => 'hours',
    d => 'days'
};

##</code><code>##

not ok 8 - Pod coverage on ETL::Pipeline::File::Watch

#   Failed test 'Pod coverage on ETL::Pipeline::File::Watch'
#   at t/pod-coverage.t line 24.
# Coverage for ETL::Pipeline::File::Watch is 50.0%, with 1 naked subroutine:
#       UNIT_MAP