Initial commit.

.gitignore

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+*.gem
+.bundle
+Gemfile.lock
+pkg/*

Gemfile

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+source "http://rubygems.org"
+
+# Specify your gem's dependencies in git-branch-delete-orphans.gemspec
+gemspec

Rakefile

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+require "bundler/gem_tasks"

bin/git-branch-delete-orphans

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+#! /usr/bin/env ruby
+
+def remotes
+  puts "Listing remote branches..."
+  @remote ||= `git ls-remote | grep 'refs/heads'`.map { |l| l.gsub(/^.*refs\/heads\//, '').strip }
+end
+
+def locals
+  @local ||= `cat .git/config | grep "refs/heads/\\w"`.map { |l| l.gsub(/^.*refs\/heads\//, '').strip }
+end
+
+def cli(orphans)
+  puts ""
+  puts "The following branches track a remote branch which does not exist anymore:"
+  orphans.each { |b| puts " - #{b}" }
+
+  delete_all = false
+  keep_all = false
+  orphans.each do |b| 
+    delete = false
+    keep = false
+    until delete || delete_all || keep || keep_all
+      puts ""
+      puts "#{b} tracks a remote branch which does not exist anymore. Do you want to [d]elete it, [D]elete all, [k]eep it or [K]eep all?"
+      case STDIN.gets.chomp
+      when 'd' then delete = true
+      when 'D' then delete_all = true
+      when 'k' then keep = true
+      when 'K' then keep_all = true
+      end
+    end
+    if (delete_all || delete) && !(keep_all || keep)
+      system("git branch -D #{b}") # git outputs success / error messages
+    end
+  end
+end
+
+orphans = locals - remotes
+cli(orphans)

git-branch-delete-orphans.gemspec

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+# -*- encoding: utf-8 -*-
+$:.push File.expand_path("../lib", __FILE__)
+require "git-branch-delete-orphans/version"
+
+Gem::Specification.new do |s|
+  s.name        = "git-branch-delete-orphans"
+  s.version     = Git::Branch::Delete::Orphans::VERSION
+  s.authors     = ["Philippe Creux"]
+  s.email       = ["pcreux@gmail.com"]
+  s.homepage    = ""
+  s.summary     = %q{Delete tracking branches which remote branch does not exist anymore.}
+  s.description = %q{`git branch-delete-orphans` lists orphan tracking branches and prompts you to delete or keep them.}
+
+  s.default_executable = %q{git-branch-delete-orphans}
+
+  s.files         = `git ls-files`.split("\n")
+  s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
+  s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
+  s.require_paths = ["lib"]
+
+  # specify any dependencies here; for example:
+  # s.add_development_dependency "rspec"
+  # s.add_runtime_dependency "rest-client"
+end

lib/git-branch-delete-orphans.rb

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+require "git-branch-delete-orphans/version"
+
+module Git
+  module Branch
+    module Delete
+      module Orphans
+        # Your code goes here...
+      end
+    end
+  end
+end

lib/git-branch-delete-orphans/version.rb

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+module Git
+  module Branch
+    module Delete
+      module Orphans
+        VERSION = "0.0.1"
+      end
+    end
+  end
+end