path-checked.raku

multi trait_mod:<is>(Routine $ref, Bool :$path-checked) {
  $ref.wrap: -> $path, |c {
    do if $path.starts-with: "bla/" {
      callwith "other/path", |c
    } else {
      callsame
    }
  }
}

sub do-something-with-path($path) is path-checked {
  say $path
}

sub do-something-else-with-path($path) is path-checked {
  say " something else: ", $path
}

do-something-with-path "bla/ble";
do-something-with-path "ble/bli";
do-something-else-with-path "bla/ble";
do-something-else-with-path "ble/bli"