Uninstall nmap from osx installed via dmg

osx_nmap_dmg_uninstall.sh

#!/bin/sh

receipts() {
  find /private/var/db/receipts -iregex '.*/org\.insecure\.nmap.*'
}

bom_files() {
  receipts | grep '\.bom$'
}

boms_list_files_installed() {
  bom_files | while read -r BOM; do
    lsbom -s "$BOM"
  done | sed 's/^\.//g;s%/Zenmap.app%/Applications&%g;/^$/d'
}

{ receipts ; boms_list_files_installed ;} | while read -r FILENAME; do
  if [ -f "$FILENAME" ]; then
    echo "$FILENAME"
  fi
done | sudo xargs -L1 rm -f