bin/git-fetch-and-delete

git-fetch-and-delete.rb

#!/usr/bin/env ruby

deleted_branches =
  `git fetch --all --tags --prune --dry-run 2>&1 | grep deleted`
    .split("\n")
    .map { |line| line.split('origin/')[1] }
    .select { |branch| system("git rev-parse --verify #{branch} > /dev/null 2>&1") }

deleted_branches.each do |branch|
  print "Delete #{branch}? Y/n "
  response = gets.chomp.to_s.downcase
  puts `git branch -D #{branch}` if ['', 'y'].include?(response)
end

system 'git fetch --all --tags --prune'