From f14af82da5384a262d0e7656fce36de1e485698e Mon Sep 17 00:00:00 2001
From: Parker Moore <parkrmoore@gmail.com>
Date: Fri, 10 Apr 2015 16:31:19 -0400
Subject: [PATCH] static_file: extract extname in initializer and save as
 variable. #3632

---
 lib/jekyll/static_file.rb | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/jekyll/static_file.rb b/lib/jekyll/static_file.rb
index fccd8b70..0ab88cbd 100644
--- a/lib/jekyll/static_file.rb
+++ b/lib/jekyll/static_file.rb
@@ -3,7 +3,7 @@ module Jekyll
     # The cache of last modification times [path] -> mtime.
     @@mtimes = Hash.new
 
-    attr_reader :relative_path
+    attr_reader :relative_path, :extname
 
     # Initialize a new StaticFile.
     #
@@ -18,6 +18,7 @@ module Jekyll
       @name = name
       @collection = collection
       @relative_path = File.join(*[@dir, @name].compact)
+      @extname = File.extname(@relative_path)
     end
 
     # Returns source file path.
@@ -92,7 +93,7 @@ module Jekyll
       {
         "path"          => File.join("", relative_path),
         "modified_time" => mtime.to_s,
-        "extname"       => File.extname(relative_path)
+        "extname"       => extname
       }
     end
   end