Require relative to the load path instead of using the more convoluted approach of File.join(File.dirname(__FILE__), ...).

Also, don't ever muck with the load paths or rubygems without first
trying to require the library without doing so.

Rakefile

@@ -12,7 +12,8 @@ end
 
 require 'rubygems'
 require 'rake'
-require 'lib/compass'
+$:.unshift File.join(File.dirname(__FILE__), 'lib')
+require 'compass'
 
 # ----- Default: Testing ------
 

bin/compass

@@ -1,8 +1,19 @@
 #!/usr/bin/env ruby
 # The compass command line utility
 
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib', 'compass'))
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib', 'compass', 'exec'))
+begin
+  retried = false
+  require 'compass'
+  require 'compass/exec'
+rescue LoadError
+  if retried
+    raise
+  else
+    $: << File.join(File.dirname(__FILE__), '..', 'lib')
+    retried = true
+    retry
+  end
+end
 
 command = Compass::Exec::Compass.new(ARGV)
 exit command.run!

lib/compass.rb

@@ -1,8 +1,8 @@
 module Compass
 end
 
-['dependencies', 'sass_extensions', 'core_ext', 'version', 'errors'].each do |file|
-  require File.join(File.dirname(__FILE__), 'compass', file)
+%w(dependencies sass_extensions core_ext version errors).each do |lib|
+  require "compass/#{lib}"
 end
 
 module Compass
@@ -16,6 +16,6 @@ module Compass
   module_function :base_directory, :lib_directory
 end
 
-require File.join(File.dirname(__FILE__), 'compass', 'configuration')
-require File.join(File.dirname(__FILE__), 'compass', 'frameworks')
-require File.join(File.dirname(__FILE__), 'compass', 'app_integration')
+%w(configuration frameworks app_integration).each do |lib|
+  require "compass/#{lib}"
+end

lib/compass/app_integration.rb

@@ -1,3 +1,3 @@
 %w(stand_alone rails merb).each do |lib|
-  require File.join(File.dirname(__FILE__), 'app_integration', lib)
+  require "compass/app_integration/#{lib}"
 end

lib/compass/app_integration/merb.rb

@@ -1 +1 @@
-require File.join(File.dirname(__FILE__), 'merb', 'runtime') if defined?(Merb::Plugins)
+require 'compass/app_integration/merb/runtime' if defined?(Merb::Plugins)

lib/compass/app_integration/rails.rb

@@ -1,8 +1,8 @@
 %w(configuration_defaults installer).each do |lib|
-  require File.join(File.dirname(__FILE__), 'rails', lib)
+  require "compass/app_integration/rails/#{lib}"
 end
 
-require File.join(File.dirname(__FILE__), 'rails', 'runtime') if defined?(ActionController::Base)
+require 'compass/app_integration/rails/runtime' if defined?(ActionController::Base)
 
 
 

lib/compass/app_integration/rails/runtime.rb

@@ -2,7 +2,7 @@ unless defined?(Compass::RAILS_LOADED)
   Compass::RAILS_LOADED = true
 
   %w(action_controller sass_plugin urls).each do |lib|
-    require File.join(File.dirname(__FILE__), lib)
+    require "compass/app_integration/rails/#{lib}"
   end
 
   # Wierd that this has to be re-included to pick up sub-modules. Ruby bug?

lib/compass/app_integration/stand_alone.rb

@@ -1,3 +1,3 @@
-['configuration_defaults', 'installer'].each do |lib|
-  require File.join(File.dirname(__FILE__), 'stand_alone', lib)
+%w(configuration_defaults installer).each do |lib|
+  require "compass/app_integration/stand_alone/#{lib}"
 end

lib/compass/commands/create_project.rb

@@ -1,6 +1,5 @@
 require 'fileutils'
-require File.join(File.dirname(__FILE__), 'stamp_pattern')
-require File.join(File.dirname(__FILE__), 'update_project')
+require 'compass/commands/stamp_pattern'
 
 module Compass
   module Commands

lib/compass/commands/generate_grid_background.rb

@@ -1,6 +1,6 @@
-require File.join(File.dirname(__FILE__), 'project_base')
-require File.join(File.dirname(__FILE__), 'update_project')
-require File.join(File.dirname(__FILE__), '..', 'grid_builder')
+require 'compass/commands/project_base'
+require 'compass/commands/update_project'
+require 'compass/grid_builder'
 
 module Compass
   module Commands

lib/compass/commands/installer_command.rb

@@ -1,4 +1,4 @@
-require File.join(Compass.lib_directory, 'compass', 'installers')
+require 'compass/installers'
 
 module Compass
   module Commands

lib/compass/commands/project_base.rb

@@ -1,7 +1,7 @@
 require 'fileutils'
 require 'pathname'
-require File.join(File.dirname(__FILE__), 'base')
-require File.join(File.dirname(__FILE__), 'installer_command')
+require 'compass/commands/base'
+require 'compass/commands/installer_command'
 
 module Compass
   module Commands

lib/compass/commands/stamp_pattern.rb

@@ -1,6 +1,6 @@
 require 'fileutils'
-require File.join(File.dirname(__FILE__), 'base')
-require File.join(File.dirname(__FILE__), 'update_project')
+require 'compass/commands/base'
+require 'compass/commands/update_project'
 
 module Compass
   module Commands

lib/compass/commands/update_project.rb

@@ -1,5 +1,5 @@
-require File.join(File.dirname(__FILE__), 'project_base')
-require File.join(Compass.lib_directory, 'compass', 'compiler')
+require 'compass/commands/project_base'
+require 'compass/compiler'
 
 module Compass
   module Commands

lib/compass/commands/validate_project.rb

@@ -1,5 +1,5 @@
-require File.join(File.dirname(__FILE__), 'project_base')
-require File.join(File.dirname(__FILE__), 'update_project')
+require 'compass/commands/project_base'
+require 'compass/commands/update_project'
 
 module Compass
   module Commands
@@ -11,7 +11,7 @@ module Compass
       end
 
       def perform
-        require File.join(File.dirname(__FILE__), '..', 'validator')
+        require 'compass/validator'
         UpdateProject.new(working_path, options).perform
         Validator.new(project_css_subdirectory).validate()
       end

lib/compass/commands/watch_project.rb

@@ -1,7 +1,7 @@
 require 'fileutils'
 require 'pathname'
-require File.join(File.dirname(__FILE__), 'base')
-require File.join(File.dirname(__FILE__), 'update_project')
+require 'compass/commands/base'
+require 'compass/commands/update_project'
 
 module Compass
   module Commands
@@ -19,7 +19,12 @@ module Compass
 
         puts ">>> Compass is watching for changes. Press Ctrl-C to Stop."
 
-        require File.join(Compass.lib_directory, 'vendor', 'fssm')
+        begin
+          require 'fssm'
+        rescue LoadError
+          $: << File.join(Compass.lib_directory, 'vendor')
+          retry
+        end
 
         FSSM.monitor do |monitor|
           Compass.configuration.sass_load_paths.each do |load_path|

lib/compass/commands/write_configuration.rb

@@ -1,4 +1,4 @@
-require File.join(File.dirname(__FILE__), 'project_base')
+require 'compass/commands/project_base'
 
 module Compass
   module Commands

lib/compass/configuration.rb

@@ -34,5 +34,5 @@ module Compass
 end
 
 ['adapters', 'comments', 'defaults', 'helpers', 'inheritance', 'serialization', 'data'].each do |lib|
-  require File.join(File.dirname(__FILE__), 'configuration', lib)
+  require "compass/configuration/#{lib}"
 end

lib/compass/dependencies.rb

@@ -1,8 +1,6 @@
-unless defined?(Sass)
-  begin
+begin
   require 'sass'
-  rescue LoadError
+rescue LoadError
   require 'rubygems'
   require 'sass'
-  end
 end

lib/compass/exec.rb

@@ -1,8 +1,8 @@
-require File.join(Compass.lib_directory, 'compass', 'dependencies')
+require 'compass/dependencies'
 require 'optparse'
-require File.join(Compass.lib_directory, 'compass', 'logger')
-require File.join(Compass.lib_directory, 'compass', 'errors')
-require File.join(Compass.lib_directory, 'compass', 'actions')
+require 'compass/logger'
+require 'compass/errors'
+require 'compass/actions'
 
 module Compass
   module Exec
@@ -245,6 +245,8 @@ END
   end
 end
 
-Dir.glob(File.join(File.dirname(__FILE__), 'commands', "*.rb")).each do |file|
-  require file
+%w(base generate_grid_background list_frameworks project_base
+   update_project watch_project create_project installer_command
+   print_version stamp_pattern validate_project	write_configuration).each do |lib|
+  require "compass/commands/#{lib}"
 end

lib/compass/installers.rb

@@ -1,3 +1,3 @@
 %w(manifest template_context base).each do |f|
-  require File.join(File.dirname(__FILE__), 'installers', f)
+  require "compass/installers/#{f}"
 end

lib/compass/sass_extensions.rb

@@ -1,5 +1,5 @@
 module Compass::SassExtensions
 end
 
-require File.join(File.dirname(__FILE__), 'sass_extensions', 'functions')
-require File.join(File.dirname(__FILE__), 'sass_extensions', 'monkey_patches')
+require 'compass/sass_extensions/functions'
+require 'compass/sass_extensions/monkey_patches'

lib/compass/sass_extensions/functions.rb

@@ -1,8 +1,8 @@
 module Compass::SassExtensions::Functions
 end
 
-['selectors', 'enumerate', 'urls', 'display', 'inline_image'].each do |func|
-  require File.join(File.dirname(__FILE__), 'functions', func)
+%w(selectors enumerate urls display inline_image).each do |func|
+  require "compass/sass_extensions/functions/#{func}"
 end
 
 module Sass::Script::Functions

lib/compass/sass_extensions/monkey_patches.rb

@@ -1,3 +1,3 @@
-['stylesheet_updating'].each do |patch|
-  require File.join(File.dirname(__FILE__), 'monkey_patches', patch)
+%w(stylesheet_updating).each do |patch|
+  require "compass/sass_extensions/monkey_patches/#{patch}"
 end

lib/vendor/fssm.rb

@@ -16,7 +16,6 @@ module FSSM
   end
 end
 
-$:.unshift(File.dirname(__FILE__))
 require 'pathname'
 require 'fssm/ext'
 require 'fssm/support'
@@ -26,5 +25,4 @@ require 'fssm/monitor'
 
 require "fssm/backends/#{FSSM::Support.backend.downcase}"
 FSSM::Backends::Default = FSSM::Backends.const_get(FSSM::Support.backend)
-$:.shift
 

test/test_helper.rb

@@ -1,5 +1,8 @@
 need_gems = false
 
+lib_dir = File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib'))
+$:.unshift(lib_dir) unless $:.include?(lib_dir)
+
 # allows testing with edge Haml by creating a test/haml symlink
 linked_haml = File.dirname(__FILE__) + '/haml'