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{
  foo() || die "foo() didn't return true";
  bar() || die "bar() didn't return true";
  ... and so on
}

every { block of statements }
run { block to be run after each statement in 1st block  }

every {
  foo();
...
  my $result = shift; # What the statement returned
  die "Command $command did not return true!" unless $result;
}