finished?

lib/timing.lua

@@ -1,9 +1,9 @@
-local timing = {}
+local timing = {
+  entries = {}
+}
 
-function timing.timer()
-  return setmetatable({
-    entries = {},
-  }, timing)
+local function to_minutes(t)   -- floored to tenths
+  return math.floor( t / 60 * 10 ) / 10
 end
 
 function timing:start()
@@ -15,8 +15,20 @@ function timing:stop()
   local entry = self.entries[#self.entries]
   entry.stop_time = os.time()
 
-  -- delta in minutes, floored to tenths
-  return math.floor( (entry.stop_time - entry.start_time) / 60 * 10 ) / 10
+  return to_minutes(entry.stop_time - entry.start_time)   -- return delta
+end
+
+function timing:print_report()
+  local minimum, maximum, sum = math.huge, -math.huge, 0
+  for _, data in pairs(self.entries) do
+    local delta = data.stop_time - data.start_time
+    if delta > maximum then maximum = delta end
+    if delta < minimum then minimum = delta end
+    sum = sum + delta
+  end
+  print("Total: " .. to_minutes(sum) .. " minutes.")
+  print("Averge: " .. to_minutes(sum / #self.entries) .. " minutes. Fastest: "
+    .. to_minutes(minimum) .. " minutes. Slowest: " .. to_minutes(maximum) .. " minutes.")
 end
 
 return timing