Find or Create .formatter.exs script that makes one in the current directory

mix_format_script.sh

#!/bin/sh

current=$(pwd)
formatter_file=".formatter.exs"
echo $current

if [ -e $current/"$formatter_file" ];
then
        mix format
        echo "Formatting Complete"
else
        echo "Creating .formatter.exs"
        touch $current/.formatter.exs
        echo '[inputs: ["{mix,.formatter}.exs", "./**/*.{ex,exs}"]]' > $current/.formatter.exs
    mix format
        echo "Formatting Complete"
fi