Interactively removes all project submodules, saving each remove in a separate commit and stopping before each.

remove-submodules.sh

#!/bin/bash

SUBMODULES_LIST=$(git submodule status | awk '{print $2}');

echo "Status before:"
echo
git submodule status
echo

for SUBMODULE_PATH in $SUBMODULES_LIST
do
    read -p "Removing  $SUBMODULE_PATH  proceed? " -n 1 -r
    if [[ $REPLY =~ ^[Yy]$ ]]
    then
        echo "  proceeding ..."
        git submodule deinit $SUBMODULE_PATH
        git rm $SUBMODULE_PATH
        git commit -m "ADHOC feat (remove submodules): Removed submodule $SUBMODULE_PATH"
        rm -rf .git/modules/$SUBMODULE_PATH
    else
        echo "  skipped."	    
    fi
done

echo
echo "Status after:"
echo
git submodule status