From 0bd6e933c01868db7c7e20d46c972c4e7395b743 Mon Sep 17 00:00:00 2001
From: Jeremy Kemper <jeremy@bitsweat.net>
Date: Thu, 24 Sep 2009 18:36:40 -0700
Subject: Restore split between require-time and runtime load path mungery.
 Simplifies vendor requires.

---
 activesupport/lib/active_support/cache/mem_cache_store.rb      |  2 +-
 activesupport/lib/active_support/core_ext/array/conversions.rb |  2 +-
 activesupport/lib/active_support/core_ext/hash/conversions.rb  |  2 +-
 activesupport/lib/active_support/core_ext/string/xchar.rb      |  2 +-
 activesupport/lib/active_support/values/time_zone.rb           |  2 +-
 activesupport/lib/active_support/vendor.rb                     | 10 ++++++++++
 activesupport/lib/active_support/vendor/builder.rb             |  7 -------
 activesupport/lib/active_support/vendor/i18n.rb                |  7 -------
 activesupport/lib/active_support/vendor/memcache.rb            |  7 -------
 activesupport/lib/active_support/vendor/tzinfo.rb              |  7 -------
 10 files changed, 15 insertions(+), 33 deletions(-)
 create mode 100644 activesupport/lib/active_support/vendor.rb
 delete mode 100644 activesupport/lib/active_support/vendor/builder.rb
 delete mode 100644 activesupport/lib/active_support/vendor/i18n.rb
 delete mode 100644 activesupport/lib/active_support/vendor/memcache.rb
 delete mode 100644 activesupport/lib/active_support/vendor/tzinfo.rb

(limited to 'activesupport/lib/active_support')

diff --git a/activesupport/lib/active_support/cache/mem_cache_store.rb b/activesupport/lib/active_support/cache/mem_cache_store.rb
index ea38baa9ad..516af99ce9 100644
--- a/activesupport/lib/active_support/cache/mem_cache_store.rb
+++ b/activesupport/lib/active_support/cache/mem_cache_store.rb
@@ -1,4 +1,4 @@
-require 'active_support/vendor/memcache'
+require 'memcache'
 
 module ActiveSupport
   module Cache
diff --git a/activesupport/lib/active_support/core_ext/array/conversions.rb b/activesupport/lib/active_support/core_ext/array/conversions.rb
index 0743ab181e..c53cf3f530 100644
--- a/activesupport/lib/active_support/core_ext/array/conversions.rb
+++ b/activesupport/lib/active_support/core_ext/array/conversions.rb
@@ -157,7 +157,7 @@ class Array
   #
   def to_xml(options = {})
     raise "Not all elements respond to to_xml" unless all? { |e| e.respond_to? :to_xml }
-    require 'active_support/vendor/builder' unless defined?(Builder)
+    require 'builder' unless defined?(Builder)
 
     options = options.dup
     options[:root]     ||= all? { |e| e.is_a?(first.class) && first.class.to_s != "Hash" } ? ActiveSupport::Inflector.pluralize(ActiveSupport::Inflector.underscore(first.class.name)) : "records"
diff --git a/activesupport/lib/active_support/core_ext/hash/conversions.rb b/activesupport/lib/active_support/core_ext/hash/conversions.rb
index 1f8bd7cd82..bd9419e1a2 100644
--- a/activesupport/lib/active_support/core_ext/hash/conversions.rb
+++ b/activesupport/lib/active_support/core_ext/hash/conversions.rb
@@ -84,7 +84,7 @@ class Hash
   alias_method :to_param, :to_query
 
   def to_xml(options = {})
-    require 'active_support/vendor/builder' unless defined?(Builder)
+    require 'builder' unless defined?(Builder)
 
     options = options.dup
     options[:indent] ||= 2
diff --git a/activesupport/lib/active_support/core_ext/string/xchar.rb b/activesupport/lib/active_support/core_ext/string/xchar.rb
index 26857c8b0d..7183218634 100644
--- a/activesupport/lib/active_support/core_ext/string/xchar.rb
+++ b/activesupport/lib/active_support/core_ext/string/xchar.rb
@@ -6,7 +6,7 @@ rescue LoadError
   # fast_xs extension unavailable
 else
   begin
-    require 'active_support/vendor/builder'
+    require 'builder'
   rescue LoadError
     # builder demands the first shot at defining String#to_xs
   end
diff --git a/activesupport/lib/active_support/values/time_zone.rb b/activesupport/lib/active_support/values/time_zone.rb
index 4eb268ac7d..564528bfe2 100644
--- a/activesupport/lib/active_support/values/time_zone.rb
+++ b/activesupport/lib/active_support/values/time_zone.rb
@@ -306,7 +306,7 @@ module ActiveSupport
 
     # TODO: Preload instead of lazy load for thread safety
     def tzinfo
-      require 'active_support/vendor/tzinfo' unless defined?(TZInfo)
+      require 'tzinfo' unless defined?(TZInfo)
       @tzinfo ||= TZInfo::Timezone.get(MAPPING[name])
     end
 
diff --git a/activesupport/lib/active_support/vendor.rb b/activesupport/lib/active_support/vendor.rb
new file mode 100644
index 0000000000..d9dfc184da
--- /dev/null
+++ b/activesupport/lib/active_support/vendor.rb
@@ -0,0 +1,10 @@
+[%w(builder 2.1.2), %w(i18n 0.1.3), %w(memcache-client 1.7.5), %w(tzinfo 0.3.13)].each do |lib, version|
+  # Try to activate a gem ~> satisfying the requested version first.
+  begin
+    gem lib, "~> #{version}"
+  # Use the vendored lib if the gem's missing or we aren't using RubyGems.
+  rescue LoadError, NoMethodError
+    # Push, not unshift, so the vendored lib is lowest priority.
+    $LOAD_PATH << File.expand_path("#{File.dirname(__FILE__)}/vendor/#{lib}-#{version}/lib")
+  end
+end
diff --git a/activesupport/lib/active_support/vendor/builder.rb b/activesupport/lib/active_support/vendor/builder.rb
deleted file mode 100644
index 349825f438..0000000000
--- a/activesupport/lib/active_support/vendor/builder.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-begin
-  gem 'builder', '~> 2.1.2'
-rescue LoadError, NoMethodError
-  $LOAD_PATH.unshift File.expand_path("#{File.dirname(__FILE__)}/builder-2.1.2/lib")
-end
-
-require 'builder'
diff --git a/activesupport/lib/active_support/vendor/i18n.rb b/activesupport/lib/active_support/vendor/i18n.rb
deleted file mode 100644
index 05c03277e3..0000000000
--- a/activesupport/lib/active_support/vendor/i18n.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-begin
-  gem 'i18n', '~> 0.1.3'
-rescue LoadError, NoMethodError
-  $LOAD_PATH.unshift File.expand_path("#{File.dirname(__FILE__)}/i18n-0.1.3/lib")
-end
-
-require 'i18n'
diff --git a/activesupport/lib/active_support/vendor/memcache.rb b/activesupport/lib/active_support/vendor/memcache.rb
deleted file mode 100644
index 878464f6db..0000000000
--- a/activesupport/lib/active_support/vendor/memcache.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-begin
-  gem 'memcache-client', '~> 1.7.5'
-rescue LoadError, NoMethodError
-  $LOAD_PATH.unshift File.expand_path("#{File.dirname(__FILE__)}/memcache-client-1.7.5/lib")
-end
-
-require 'memcache'
diff --git a/activesupport/lib/active_support/vendor/tzinfo.rb b/activesupport/lib/active_support/vendor/tzinfo.rb
deleted file mode 100644
index 0d47361d97..0000000000
--- a/activesupport/lib/active_support/vendor/tzinfo.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-begin
-  gem 'tzinfo', '~> 0.3.13'
-rescue LoadError, NoMethodError
-  $LOAD_PATH.unshift File.expand_path("#{File.dirname(__FILE__)}/tzinfo-0.3.13/lib")
-end
-
-require 'tzinfo'
-- 
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