Follow-up barrier in scope docs fix (#254)

olleolleolle · web-flow · commit 3fad47a8e9b7 · 2023-06-19T18:21:43.000+09:00
This makes the same change as #253 but in this file.
diff --git a/lib/async/barrier.md b/lib/async/barrier.md
@@ -7,9 +7,9 @@ A synchronization primitive, which allows one task to wait for a number of other
 require 'async'
 require 'async/barrier'
 
+barrier = Async::Barrier.new
 Sync do
 	Console.logger.info("Barrier Example: sleep sort.")
-	barrier = Async::Barrier.new
 	
 	# Generate an array of 10 numbers:
 	numbers = 10.times.map{rand(10)}
