Update to RubyGems 1.3.0 r1891

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19547 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rubygems/gem_path_searcher.rb

@@ -6,15 +6,15 @@
 
 require 'rubygems'
 
-#
+##
 # GemPathSearcher has the capability to find loadable files inside
 # gems.  It generates data up front to speed up searches later.
-#
+
 class Gem::GemPathSearcher
 
-  #
+  ##
   # Initialise the data we need to make searches later.
-  #
+
   def initialize
     # We want a record of all the installed gemspecs, in the order
     # we wish to examine them.
@@ -27,7 +27,7 @@ class Gem::GemPathSearcher
     end
   end
 
-  # 
+  ##
   # Look in all the installed gems until a matching _path_ is found.
   # Return the _gemspec_ of the gem where it was found.  If no match
   # is found, return nil.
@@ -46,36 +46,52 @@ class Gem::GemPathSearcher
   # others), which may or may not already be attached to _file_.
   # This method doesn't care about the full filename that matches;
   # only that there is a match.
-  # 
+
   def find(path)
-    @gemspecs.each do |spec|
-      return spec if matching_file(spec, path)
+    @gemspecs.find do |spec| matching_file? spec, path end
+  end
+
+  ##
+  # Works like #find, but finds all gemspecs matching +path+.
+
+  def find_all(path)
+    @gemspecs.select do |spec|
+      matching_file? spec, path
     end
-    nil
   end
 
-  private
+  ##
+  # Attempts to find a matching path using the require_paths of the given
+  # +spec+.
 
-  # Attempts to find a matching path using the require_paths of the
-  # given _spec_.
-  #
-  # Some of the intermediate results are cached in @lib_dirs for
-  # speed.
-  def matching_file(spec, path)  # :doc:
+  def matching_file?(spec, path)
+    !matching_files(spec, path).empty?
+  end
+
+  ##
+  # Returns files matching +path+ in +spec+.
+  #--
+  # Some of the intermediate results are cached in @lib_dirs for speed.
+
+  def matching_files(spec, path)
     glob = File.join @lib_dirs[spec.object_id], "#{path}#{Gem.suffix_pattern}"
-    return true unless Dir[glob].select { |f| File.file?(f.untaint) }.empty?
+    Dir[glob].select { |f| File.file? f.untaint }
   end
 
-  # Return a list of all installed gemspecs, sorted by alphabetical
-  # order and in reverse version order.
+  ##
+  # Return a list of all installed gemspecs, sorted by alphabetical order and
+  # in reverse version order.
+
   def init_gemspecs
     Gem.source_index.map { |_, spec| spec }.sort { |a,b|
       (a.name <=> b.name).nonzero? || (b.version <=> a.version)
     }
   end
 
+  ##
   # Returns library directories glob for a gemspec.  For example,
   #   '/usr/local/lib/ruby/gems/1.8/gems/foobar-1.0/{lib,ext}'
+
   def lib_dirs_for(spec)
     "#{spec.full_gem_path}/{#{spec.require_paths.join(',')}}"
   end