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#!/bin/bash
# git-sweep
# Cleans up branches on Origin and verifies that they have already been merged
# USAGE: git sweep

# This must be run from master
git checkout master
# Update our list of remotes
git fetch
git remote prune origin
# Remove local fully merged branches
git branch --merged master | grep -v 'master$' | xargs git branch -d
# Show remote fully merged branches
remotes_to_prune_count=`git branch -r --merged master | sed 's/ *origin\///' | grep -v 'master$' | wc -l`
if [ $remotes_to_prune_count -gt 0 ]
then
  echo "The following remote branches are fully merged and will be removed:"
  git branch -r --merged master | sed 's/ *origin\///' | grep -v 'master$'
  read -p "Continue (y/n)? "
  if [ "$REPLY" == "y" ]
  then
     # Remove remote fully merged branches
     git branch -r --merged master | sed 's/ *origin\///' \
               | grep -v 'master$' | xargs -I% git push origin :%
     echo "Done!"
  fi
else
  echo "No remotes to prune. Done!"
fi