Removes all unused jpgs and pngs from a directory recursively.

cleanup.sh

#!/bin/bash
 
SAVEIFS=$IFS
IFS=$(echo -en "\n\b")
for i in `find . -name "*.png" -o -name "*.jpg"`; do 
file=`basename -s .jpg "$i" | xargs basename -s .png | xargs basename -s @2x`
    result=`grep -r $file .`
    if [ -z "$result" ]; then
        git rm "$i"
    fi
done
 
IFS=$SAVEIFS