File: cs.sh
   1 #!/bin/sh
   2 
   3 # The MIT License (MIT)
   4 #
   5 # Copyright © 2024 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 # cs [options...] [filenames...]
  27 #
  28 # Color Syntax: run syntax-coloring app `bat` without line-wrapping, using
  29 # colors which are readable even on light backgrounds.
  30 
  31 
  32 # handle help options
  33 case "$1" in
  34     -h|--h|-help|--help)
  35         # show help message, extracting the info-comment at the start
  36         # of this file, and quit
  37         awk '/^# +cs/, /^$/ { gsub(/^# ?/, ""); print }' "$0"
  38         exit 0
  39     ;;
  40 esac
  41 
  42 cmd="bat"
  43 # debian linux uses a different name for the `bat` app
  44 if [ -e "/usr/bin/batcat" ]; then
  45     cmd="batcat"
  46 fi
  47 
  48 "${cmd}" --style=plain,header,numbers \
  49     --theme='Monokai Extended Light' \
  50     --wrap=never --color=always --paging=never "$@" |
  51         # make colors readable even on light backgrounds
  52         sed 's-\x1b\[38;5;70m-\x1b\[38;5;28m-g' |
  53         less -KiCRS