gram: nue

> ./cache.nu

source ./day.nu

def "cache node" [ node: path, command: closure, ] {
  let node = $node | path expand
  if not ($node | path exists) {
    $node | path basename | mkdir $in
    do $command | save -f $node
} }

def cache [
  label: string,
  proc: closure,
  --day (-d)
] {
  let loc = [
    ('~/.cache/nu' | path expand | tee { mkdir $in })
    $"($label | replace $day { $"(day).($label)"}).nuon"
  ] | path join
  if ($loc | path exists) { open $loc } else {
    do $proc | tee { save $loc }
  }
}