From cc8502f62be0c3f531f52bdd44f26d2601c6dd6c Mon Sep 17 00:00:00 2001
From: Anurag Priyam <anurag08priyam@gmail.com>
Date: Sun, 24 Jun 2012 12:50:33 +0530
Subject: [PATCH] add closed? method on Stream object to inspect the object's
 open/close state

Signed-off-by: Anurag Priyam <anurag08priyam@gmail.com>
---
 lib/sinatra/base.rb    | 4 ++++
 test/streaming_test.rb | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/lib/sinatra/base.rb b/lib/sinatra/base.rb
index deab7993..0db7de26 100644
--- a/lib/sinatra/base.rb
+++ b/lib/sinatra/base.rb
@@ -332,6 +332,10 @@ module Sinatra
       end
 
       alias errback callback
+
+      def closed?
+        @closed
+      end
     end
 
     # Allows to start sending data to the client even though later parts of
diff --git a/test/streaming_test.rb b/test/streaming_test.rb
index df2bf7d3..71dc8db6 100644
--- a/test/streaming_test.rb
+++ b/test/streaming_test.rb
@@ -139,4 +139,11 @@ class StreamingTest < Test::Unit::TestCase
     get '/'
     assert ran
   end
+
+  it 'has a public interface to inspect its open/closed state' do
+    stream = Stream.new(Stream) { |out| out << :foo }
+    assert !stream.closed?
+    stream.close
+    assert stream.closed?
+  end
 end