Changed the comments to make it more clear what was happening here.

sausheong · Jul 20, 2013 · 92b3e82 · 92b3e82
1 parent e27d1b1
commit 92b3e82
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/Chapter 3 - Offices and Restrooms/example3-4.rb b/Chapter 3 - Offices and Restrooms/example3-4.rb
@@ -18,12 +18,12 @@
   # iterate over a period
   DURATION.times do |t|
     data[population_size] << restroom.queue.size # we want the queue size
-    queue = restroom.queue.clone # clone the queue so that we don't mess up the live one
-    restroom.queue.clear # clear the queue
+    queue = restroom.queue.clone # create a temporary queue so that we can sort people between the facilities and the restroom queue for this "tick"
+    restroom.queue.clear # clear the queue to prepare for the sorting
 
-    # let everyone from the queue enter the restroom first
+    # take each person from the temporary queue and try adding them to a facility
     until queue.empty? 
-      restroom.enter queue.shift # de-queue the first person in line and move him to the restroom
+      restroom.enter queue.shift # de-queue the person at the front of the line, place in an unoccupied facility or, if none, back to the restroom queue
     end