Fuzzy select a Arcanist differential to either browse or land

browse

  browse() {
    case $1 in
      acc)
        diffs=`arc list | grep 'Accepted' | egrep -o 'D\d+: .*'`
        ;;

      rev)
        diffs=`arc list | grep 'Needs Review' | egrep -o 'D\d+: .*'`
        ;;

      req)
        diffs=`arc list | grep 'Needs Revision' | egrep -o 'D\d+: .*'`
        ;;
      *)
        echo "Usage: $0 {acc||rev|req|cha}"
        return 1
    esac

    if [ -z $diffs ]; then
      echo "no \`$1\` diffs available for browsing"
      return 1
    fi

    chosen_diff=`echo $diffs | fzf | egrep -o 'D\d{5}'`

    if [ -z $chosen_diff ]; then
      echo "operation cancelled"
      return 1
    fi

    arc browse $chosen_diff
  }

land

land() {
    diffs=`arc list | grep 'Accepted' | egrep -o 'D\d+: .*'`

    if [ -z $diffs ]; then
      echo "no diffs available for landing"
      return 1
    fi

    chosen_diff=`echo $diffs | fzf | egrep -o 'D\d{5}'`

    if [ -z $chosen_diff ]; then
      echo "operation cancelled"
      return 1
    fi

    stash # stash current working directory, this a shell alias of mine. You can replace this with git stash -u
    # TODO: add item to todolist to continue working on the just stashed changes
    gco develop
    arc patch $chosen_diff

    # confirm landing this patch
    read -p "Continue with landing (y/n)?" choice
    case "$choice" in 
      y|Y ) arc land $chosen_diff;;
      n|N ) echo "operation cancelled";;
      * ) echo "invalid choice, please provide (y/n)";;
    esac
  }