Vagrantfile.local

# -*- mode: ruby -*-
# vi: set ft=ruby :

# Provide defaults for all vagrant files
# ln -s .../path/to/vagrant-sil/Vagrantfile.local ~/.vagrant.d/Vagrantfile

Vagrant.configure("2") do |config|
  # In shell environment:
  # export VAGRANT_SYNC_FOLDERS="$HOME/src=>src,$HOME/packaging=>packaging"

  user_sync_folders = ENV.fetch("VAGRANT_SYNC_FOLDERS", "#{Dir.home}=>host").split(/,/)
  user_sync_folders
    .map { |e| Hash[*(e.split(/=>/))] }
    .reduce({}, :merge)
    .select { |host_dir,_| File.directory?(host_dir) }
    .each { |host_dir,vm_dir| config.vm.synced_folder host_dir, "/home/vagrant/#{vm_dir}" }

end