lib/performance_analysis: fix `PerfMap::to_s`

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/performance_analysis.nit b/lib/performance_analysis.nit
index 3ae01d9..93d525d 100644 (file)
--- a/lib/performance_analysis.nit
+++ b/lib/performance_analysis.nit
@@ -60,7 +60,7 @@ class PerfMap
                return ts
        end
 
-       redef fun to_s do return "* " + join(": ", "\n* ")
+       redef fun to_s do return "* " + join("\n* ", ": ")
 end
 
 # Statistics on wall clock execution time of a category of events by `name`