From 3debf6e5063b03dc620d2ed67c6c155245bfedd8 Mon Sep 17 00:00:00 2001
From: Francois Fleuret <francois@fleuret.org>
Date: Tue, 6 Dec 2016 11:02:35 +0100
Subject: [PATCH] Added a proper error when trying to print the timing for an
 undecorated model.

---
 profiler.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/profiler.lua b/profiler.lua
index 4fec258..f57c9d8 100644
--- a/profiler.lua
+++ b/profiler.lua
@@ -115,6 +115,10 @@ function profiler.print(model, nbSamples, totalTime, indent)
    local indent = indent or ''
    local hint
 
+   if not model.accTime then
+      error('The model does not seem decorated for profiling.')
+   end
+
    local localTotal = 0
    for _, t in pairs(model.accTime) do
       localTotal = localTotal + t
-- 
2.20.1