tutorial.sh

(25 lines)
   1 #!/bin/sh
   2 # Run a small tutorial on basic bp functionality
   3 
   4 tmpfile="$(mktemp /tmp/bp-tutorial.XXXXXX)"
   5 trap 'rm "$tmpfile"' EXIT
   6 
   7 for t in $([ $# -gt 0 ] && echo "$@" || ls -v tests/*.sh); do
   8     echo
   9     printf "\033[1m"
  10     sed -n 's/^# //p' "$t"
  11     printf "\033[m"
  12     printf "\033[33;1mGiven these lines:              Give this output:\033[m\n"
  13     diff -y -W60 --color=always "${t/.sh/.in}" "${t/.sh/.out}"
  14     while true; do
  15         printf "\n\033[1m$ bp \033[m"
  16         read -r pat
  17         pat="${pat%\'}"
  18         printf "\033[0;2mRunning: \033[32m%s\033[m\n\n" "bp '$pat'"
  19         printf "\033[33;1mExpected output:                Your pattern's output:\033[m\n"
  20         bp "$pat" < "${t/.sh/.in}" 2>"$tmpfile" | diff -y -W60 --color=always "${t/.sh/.out}" - && break
  21         cat "$tmpfile"
  22         printf "\n\033[0;1;31mSorry, try again!\033[m\n"
  23     done
  24     printf "\n\033[0;1;32mCorrect!\033[m\n"
  25 done