git-download

#!/usr/bin/ruby

def banner string
  puts ' ' * 80
  puts '** ' + string
  puts '*' * 80
end

def pots string
  puts '* ' + string
end

def block title, cmd
  banner title
  pots `#{cmd}`
end

def current_branch
  output = `git branch`
  list = output.split("\n")
  this_one = list.grep(/\*/).first
  this_one.gsub! /^../, ''
end

initial_branch = current_branch

banner "You are using branch: #{initial_branch}"
banner 'Detecting branches.'
branches = `git branch | sed 's/^..//g'`.split("\n")
pots branches.inspect

# Silently checkout last branch to prevent errors like:
#
#       - Already on 'master'
#
# Then simply cicle through the array checking-out and pulling.
#
`git checkout #{branches.last}`

branches.each do |branch|
  block "Checking out branch: (#{branch})", "git checkout #{branch}"
  block 'Pulling out..', 'git pull'
end

block "Checking out initial branch: #{initial_branch}", "git co #{initial_branch}"