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#!/bin/bash

# refs http://stackoverflow.com/a/1260982/667158

function submodule_rm() {
  [ -z "$1" ] && return 1

  local path="$1"
  local dir=$(dirname ".git/modules/$path")

  git config -f .git/config --remove-section "submodule.$path" &> /dev/null
  git config -f .gitmodules --remove-section "submodule.$path" &> /dev/null

  git rm --cached "$1"

  if [ -d ".git/modules/$path" ]; then
    rm -rf ".git/modules/$path"

    while rmdir "$dir" &> /dev/null; do
      dir=$(dirname "$dir")
    done
  fi
}

submodule_rm "$@"