cleanup

elmatou · Oct 19, 2011 · 90bb3c5 · 90bb3c5
1 parent 3c338a9
commit 90bb3c5
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/lib/active_pdftk/call.rb b/lib/active_pdftk/call.rb
@@ -300,10 +300,11 @@ def pdftk_version
     #
 
     def self.locate_pdftk
-      return @pdftk_located if @pdftk_located
-      auto_path = %x{locate pdftk | grep "/bin/pdftk"}.strip.split("\n").first
-      #TODO find a valid Win32 procedure (not in my top priorities)
-      @pdftk_located = (auto_path.nil? || auto_path.empty?) ? nil : auto_path
+      @pdftk_location ||= begin
+        auto_path = %x{locate pdftk | grep "/bin/pdftk"}.strip.split("\n").first
+        #TODO find a valid Win32 procedure (not in my top priorities)
+        (auto_path.nil? || auto_path.empty?) ? nil : auto_path
+      end
     end
 
     def locate_pdftk