git-remove-submodule

#! /usr/bin/env bash
set -eo pipefail

##########################################
# Everytime I need to remove a git submdoule, I wind up on stackoverflow trying to find the incantation.
# It seems the latest versions have made it much less painful but anyhow, here's a script that I drop into
# my ~/bin folder, chmod to 755 and use for easy, safe-ish git submodule removal.
##########################################

RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m' # No Color
BOLD=$(tput bold)
NORM=$(tput sgr0)

sub_dir=$1

if [ -z $sub_dir ]; then
  echo -e "${RED}ERROR:${NC} You must provide the relative path (e.g., vendor/bar) to the submodule you would like to remove"
  exit 1
fi

if [ ! -d ${sub_dir} ]; then
  echo -e "${RED}ERROR:${NC} The submodule directory provided does not exist"
  exit 1
fi

echo "Attempting to remove a git submodule without all the bullshit now"
echo -e "About to remove submodule at: ${RED}${BOLD}${sub_dir}${NORM}${NC}"
echo -e "Are you sure? [${GREEN}Y/n${NC}]"
read confirmation

echo "You said, [$confirmation]"

if [ "${confirmation,,}" = "n" ]; then
  echo "You declined to remove, exiting"
  exit 1
fi

echo "Removing $sub_dir now"
git rm "${sub_dir}"
rm -rf ".git/modules/${sub_dir}"

exit 0