Added "flush" to the EWSGI_RESPONSE_STREAM

library/server/ewsgi/specification/response/ewsgi_response_stream.e

@@ -49,6 +49,11 @@ feature -- Status setting
 
 feature -- Output operation
 
+	flush
+			-- Flush if it makes sense
+		deferred
+		end
+
 	write_string (s: STRING)
 			-- Send the string `s'
 		require

library/server/ewsgi/src/response/gw_buffered_response.e

@@ -81,6 +81,11 @@ feature -- Status setting
 
 feature -- Output operation
 
+	flush
+		do
+			flush_buffer
+		end
+
 	write_string (s: STRING)
 			-- Send the string `s'
 		do

library/server/ewsgi/src/response/gw_in_memory_response.e

@@ -55,6 +55,11 @@ feature -- Status setting
 
 feature -- Output operation
 
+	flush
+		do
+			--| Do nothing ... this is in_memory response
+		end
+
 	write_string (s: STRING)
 			-- Send the string `s'
 		do

library/server/ewsgi/src/response/gw_response_stream_imp.e

@@ -56,6 +56,11 @@ feature -- Status setting
 
 feature -- Output operation
 
+	flush
+		do
+			output.flush
+		end
+
 	write_string (s: STRING)
 			-- Send the string `s'
 		do