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-rw-r--r--lib/rack/common_logger.rb7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/rack/common_logger.rb b/lib/rack/common_logger.rb
index 42bc135b..2feb0674 100644
--- a/lib/rack/common_logger.rb
+++ b/lib/rack/common_logger.rb
@@ -40,9 +40,10 @@ module Rack
     # cause the request not to be logged.
     def call(env)
       began_at = Utils.clock_time
-      status, headers, body = @app.call(env)
-      body = BodyProxy.new(body) { log(env, status, headers, began_at) }
-      [status, headers, body]
+      status, headers, body = response = @app.call(env)
+
+      response[2] = BodyProxy.new(body) { log(env, status, headers, began_at) }
+      response
     end
 
     private