From 09cbac3f868afd26a2aa73c45fb0765d5f116f4e Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 20 Aug 2009 22:25:52 +0000
Subject: * lib/rdoc/ri/gemdirs.rb: split from lib/rdoc/ri/paths.rb to get  
 rid of loading rubygems and searching all gems always.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24603 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rdoc/ri/gemdirs.rb | 28 ++++++++++++++++++++++++++++
 lib/rdoc/ri/paths.rb   | 28 +---------------------------
 2 files changed, 29 insertions(+), 27 deletions(-)
 create mode 100644 lib/rdoc/ri/gemdirs.rb

(limited to 'lib')

diff --git a/lib/rdoc/ri/gemdirs.rb b/lib/rdoc/ri/gemdirs.rb
new file mode 100644
index 0000000000..0bca992bca
--- /dev/null
+++ b/lib/rdoc/ri/gemdirs.rb
@@ -0,0 +1,28 @@
+module RDoc::RI::Paths
+  begin
+    require 'rubygems' unless defined?(Gem)
+
+    # HACK dup'd from Gem.latest_partials and friends
+    all_paths = []
+
+    all_paths = Gem.path.map do |dir|
+      Dir[File.join(dir, 'doc/*/ri')]
+    end.flatten
+
+    ri_paths = {}
+
+    all_paths.each do |dir|
+      if %r"/([^/]*)-((?:\d+\.)*\d+)/ri\z" =~ dir
+        name, version = $1, $2
+        ver = Gem::Version.new(version)
+        if !ri_paths[name] or ver > ri_paths[name][0]
+          ri_paths[name] = [ver, dir]
+        end
+      end
+    end
+
+    GEMDIRS = ri_paths.map { |k,v| v.last }.sort
+  rescue LoadError
+    GEMDIRS = []
+  end
+end
diff --git a/lib/rdoc/ri/paths.rb b/lib/rdoc/ri/paths.rb
index 562720c379..399fbbab00 100644
--- a/lib/rdoc/ri/paths.rb
+++ b/lib/rdoc/ri/paths.rb
@@ -51,33 +51,7 @@ module RDoc::RI::Paths
   SITEDIR = File.join(base, "site")
   HOMEDIR = (File.expand_path("~/.#{rdoc}") rescue nil)
 
-  begin
-    require 'rubygems' unless defined?(Gem)
-
-    # HACK dup'd from Gem.latest_partials and friends
-    all_paths = []
-
-    all_paths = Gem.path.map do |dir|
-      Dir[File.join(dir, 'doc', '*', 'ri')]
-    end.flatten
-
-    ri_paths = {}
-
-    all_paths.each do |dir|
-      base = File.basename File.dirname(dir)
-      if base =~ /(.*)-((\d+\.)*\d+)/ then
-        name, version = $1, $2
-        ver = Gem::Version.new version
-        if ri_paths[name].nil? or ver > ri_paths[name][0] then
-          ri_paths[name] = [ver, dir]
-        end
-      end
-    end
-
-    GEMDIRS = ri_paths.map { |k,v| v.last }.sort
-  rescue LoadError
-    GEMDIRS = []
-  end
+  autoload(:GEMDIRS, File.expand_path('../gemdirs.rb', __FILE__))
 
   # Returns the selected documentation directories as an Array, or PATH if no
   # overriding directories were given.
-- 
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