vagrant/plugins/commands/gem/command.rb

40 lines
1.3 KiB
Ruby

require "rubygems"
require "rubygems/gem_runner"
require "vagrant/util/safe_puts"
module VagrantPlugins
module CommandGem
class Command < Vagrant.plugin("2", :command)
include Vagrant::Util::SafePuts
def execute
# Bundler sets up its own custom gem load paths such that our
# own gems are never loaded. Therefore, give an error if a user
# tries to install gems while within a Bundler-managed environment.
if defined?(Bundler)
require 'bundler/shared_helpers'
if Bundler::SharedHelpers.in_bundle?
raise Vagrant::Errors::GemCommandInBundler
end
end
# If the user needs some help, we add our own little message at the
# top so that they're aware of what `vagrant gem` is doing, really.
if @argv.empty? || @argv.include?("-h") || @argv.include?("--help")
@env.ui.info(I18n.t("vagrant.commands.gem.help_preamble"),
:prefix => false)
safe_puts
end
# We just proxy the arguments onto a real RubyGems command
# but change `GEM_HOME` so that the gems are installed into
# our own private gem folder.
ENV["GEM_HOME"] = @env.gems_path.to_s
::Gem.clear_paths
::Gem::GemRunner.new.run(@argv.dup)
end
end
end
end