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-rw-r--r--lib/rubygems/resolver/best_set.rb21
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diff --git a/lib/rubygems/resolver/best_set.rb b/lib/rubygems/resolver/best_set.rb
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+##
+# The BestSet chooses the best available method to query a remote index.
+#
+# It combines IndexSet and APISet
+
+class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
+
+ ##
+ # Creates a BestSet for the given +sources+ or Gem::sources if none are
+ # specified. +sources+ must be a Gem::SourceList.
+
+ def initialize sources = Gem.sources
+ super()
+
+ sources.each_source do |source|
+ @sets << source.dependency_resolver_set
+ end
+ end
+
+end
+