File: pick-rest.sh
   1 #!/bin/sh
   2 
   3 # The MIT License (MIT)
   4 #
   5 # Copyright (c) 2026 pacman64
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining a copy
   8 # of this software and associated documentation files (the "Software"), to deal
   9 # in the Software without restriction, including without limitation the rights
  10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 # copies of the Software, and to permit persons to whom the Software is
  12 # furnished to do so, subject to the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be included in
  15 # all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23 # SOFTWARE.
  24 
  25 
  26 # pick-rest [options...] [files...]
  27 #
  28 # Pick lines interactively using `fzf`, starting from the second line, and
  29 # using the first line as the (unpickable) title. If no filepaths are given,
  30 # lines from the standard input are used by default.
  31 #
  32 # The options are, available both in single and double-dash versions
  33 #
  34 #   -h, -help    show this help message
  35 
  36 
  37 case "$1" in
  38     -h|--h|-help|--help)
  39         awk '/^# +pick-rest /, /^$/ { gsub(/^# ?/, ""); print }' "$0"
  40         exit 0
  41     ;;
  42 esac
  43 
  44 data="$(awk 1 "$@")"
  45 msg='Help: tab toggles, enter confirms or picks single line, escape cancels'
  46 keys='ctrl-a:select-all,ctrl-space:toggle'
  47 pick="fzf --reverse -m --header-first --bind ${keys}"
  48 
  49 data="$(echo "${data}" | ${pick} --header="${msg}" --header-lines=1 "$@")"
  50 res=$?
  51 if [ "${res}" -ne 0 ]; then
  52     exit "${res}"
  53 fi
  54 
  55 echo "${data}" | awk '/[^ ]/'