Class: Boing::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/boing.rb

Constant Summary collapse

INPROC_RAILS_CMDS = 
%w[c console r runner g generate d destroy]

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ Runner

Returns a new instance of Runner.



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# File 'lib/boing.rb', line 8

def initialize(args)
  @args = args.dup
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/boing.rb', line 12

def run
  # warn if we're not in drip; and if not, load dripmain.rb as well
  if ENV['DRIP_INIT_CLASS'] == nil
	$stderr.puts "Note: Not running in drip; may be booting or configured wrong"
	dripmain = File.join(Dir.pwd, 'dripmain.rb')
	if File.exist?(dripmain)
	  load dripmain
	end
  end

  # check for known "special" commands
  if @args[0] == 'rails' && INPROC_RAILS_CMDS.include?(@args[1])
	# running a `rails` command

	# best value comes from prebooting rails, so warn if not prebooted
	if !defined?(Rails)
	  $stderr.puts "Note: Running Rails commands but Rails is not prebooted."
	  require File.join(Dir.pwd, 'config/application.rb')
	end

	# commands that just reboot rails can run in-process
	@args.shift
	Object.const_set(:APP_PATH, ::Rails.root.join("config/application"))
	require "rails/commands"
	exit

  elsif @args[0] == 'killall'
	# kill all drip instances
	$stderr.puts "Killing all drip instances"
	system "drip kill"
	exit

  elsif @args[0] == 'dripmain'
	# Install a basic dripmain.rb for Rails use
	if !File.exist? File.expand_path('./config/application.rb')
	  $stderr.puts "#{Dir.pwd} does not appear to be a rails application."
	  exit
	end
	if File.exist? 'dripmain.rb'
	  FileUtils.cp 'dripmain.rb', 'dripmain.rb.bak'
	end
	File.open('dripmain.rb', 'w') do |f|
	  f.puts("require File.expand_path('../config/application', __FILE__)")
	end
	exit
  end

  # All other commands run as is
  cmd = @args.shift
  load File.join(File.dirname(Gem.ruby), cmd)
end