From 6808953da8ea3817d51cf89510100ae01f9ca3d3 Mon Sep 17 00:00:00 2001
From: Jian Han <jianhan@mail.com>
Date: Tue, 2 Jan 2018 09:02:21 +1000
Subject: [PATCH] added composed call

---
 concurrency/pipeline/main.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/concurrency/pipeline/main.go b/concurrency/pipeline/main.go
index fca6de0..bdbcd61 100644
--- a/concurrency/pipeline/main.go
+++ b/concurrency/pipeline/main.go
@@ -18,6 +18,10 @@ func main() {
 	// Consume the output.
 	fmt.Println(<-out) // 4
 	fmt.Println(<-out) // 9
+
+	for n := range sq(sq(gen(2, 3))) {
+		fmt.Println(n) // 16 then 81
+	}
 }
 
 //The first stage, gen, is a function that converts a list of integers to a channel that emits the integers in the list.