crudini-help

#!/bin/sh

# crudini --help generator for help2man and README.md

if [ "$1" = '--help' ]; then
  {
  printf '%s' 'crudini - '
  ./crudini.py --help | sed 's/crudini\.py/crudini/g;'
  echo
  cat EXAMPLES
  }
elif [ "$1" = '--markdown' ]; then
  {
  printf '%s' '# crudini - '
  ./crudini.py --help | sed 's/crudini\.py/crudini/g;'
  echo
  cat EXAMPLES
  } |
  sed 's/^\([^ ]\+:\)\( \+\)/\1\n/' | # Sections on own line
  sed 's/^[^ ]\+:/```\n## &\n```/' | # Markup sections
  sed 's/^ *or: *//' | # Delete help2man synopsis formatting
  sed '0,/```/{/```/d;}' # Delete first ```
  echo '```'  # Add terminating ```
  cat INSTALL # Already marked up
elif [ "$1" = '--version' ]; then
  ./crudini.py --version
fi