Clean up merged Git branches

gitclean.sh

#!/usr/bin/env bash

if [ ! -d .git ]; then
  echo "Not a git repository!"
  exit 1
fi

currentBranch=`git status | grep "On branch" | awk '{ print $3 }'`

echo "You are on branch:" $currentBranch

echo "Please specify branches to skip, separate them with |"
echo "(default is: main|master|dev|develop|development|staging|production|release)"
read ignore

if [ -z $ignore ]; then
  ignore="main|master|dev|develop|development|staging|production|release"
fi

echo "Ignoring branches:" $ignore
echo ""

toRemove=( $( git branch --merged | egrep -v "(^\*|$ignore)" ) )
toRemoveCount=${#toRemove[@]}

echo "I will remove the following branches from your local repository:"
echo ""
printf "%s\n" "${toRemove[@]}"
echo ""
echo "Total:" $toRemoveCount
echo ""

echo "Do you want to delete all those branches (local)?"
select yn in "Yes" "No"; do
    case $yn in
        Yes ) break;;
        No ) exit;;
    esac
done

for (( i=0; i<$toRemoveCount; i++ )); do 
  echo "Deleting branch: ${toRemove[$i]}..."
  git branch -d ${toRemove[$i]}
done

echo ""
echo "Do you want to delete all those branches from remote?"
select yn in "Yes" "No"; do
    case $yn in
        Yes ) break;;
        No ) exit;;
    esac
done

echo ""
echo "Enter remote name (default=origin)"
read remoteName

if [ -z $remoteName]; then
  remoteName="origin"
fi

echo ""

for (( i=0; i<$toRemoveCount; i++ )); do
  echo "Deleting branch ${toRemove[$i]} from $remoteName..."
  git push --delete $remoteName ${toRemove[$i]}
done

echo ""
echo "Cleanup..."
echo ""

git remote prune $remoteName
git fetch -p

echo ""
echo "Voila!"
echo ""