# print all the todos in the files in this directory
todos() {
    dgrep TODO $*
}

# print all the notes in the files in this directory
notes() {
    dgrep NOTE $*
}

# run a grep on all files in a directory
dgrep() {
    # if no directory or file was given then use pwd
    dir=${2:-$(pwd)}
    # we require a pattern
    if [[ -z "$1" ]]; then
      echo "Must pass in a pattern" 1>&2
      return 1
    fi
    # now we can execute
    grep -n -H -I -R $1 $dir | awk -F'[ \t]*(//|#|;) ' '{print $1 "\t" $2}'
}