1 files changed, 30 insertions, 0 deletions
diff --git a/lib/puppet/file_collection.rb b/lib/puppet/file_collection.rb
new file mode 100644
index 000000000..7db2600c0
--- /dev/null
+++ b/lib/puppet/file_collection.rb
@@ -0,0 +1,30 @@
+# A simple way to turn file names into singletons,
+# so we don't have tons of copies of each file path around.
+class Puppet::FileCollection
+    require 'puppet/file_collection/lookup'
+
+    def self.collection
+        @collection
+    end
+
+    def initialize
+        @paths = []
+        @inverse = {}
+    end
+
+    def index(path)
+        if i = @inverse[path]
+            return i
+        else
+            @paths << path
+            i = @inverse[path] = @paths.length - 1
+            return i
+        end
+    end
+
+    def path(index)
+        @paths[index]
+    end
+
+    @collection = self.new
+end