#!/bin/bash
declare -A CH



CH=()

while read line; do
    WHAT=$(dirname ${line})
    echo "LIN: ${line}    WHAT: ${WHAT}"
   echo $CH
done < <(git diff-tree --no-commit-id --name-only HEAD -r)
echo ${CH}

UNIQ=$(echo ${CH} |sort |uniq)
echo ${UNIQ}