Class: VagrantGemPlugin::Command

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Util::SafePuts
Defined in:
lib/vagrant-gem/command.rb

Overview

this code is basically just coped from: github.com/mitchellh/vagrant/blob/v1.0.7/lib/vagrant/command/gem.rb

Instance Method Summary collapse

Instance Method Details

#execute ⇒ Object 



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# File 'lib/vagrant-gem/command.rb', line 13

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")
  	# copy and pasted from:
  	# https://github.com/mitchellh/vagrant/blob/v1.0.7/templates/locales/en.yml
    @env.ui.info(I18n.t("vagrant_gem_plugin.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