# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1434867831 25200
# Node ID eef887cec7762fd0793fe5f290d14ea999102d6a
# Parent  ff6cc43fb40cf63f61648d267ed18c20de3ef4f3
internal: Add utility function for incrementing performance timers.

diff -r ff6cc43fb40c -r eef887cec776 piecrust/environment.py
--- a/piecrust/environment.py	Sat Jun 20 21:05:25 2015 -0700
+++ b/piecrust/environment.py	Sat Jun 20 23:23:51 2015 -0700
@@ -83,6 +83,9 @@
     def stepTimer(self, category, value):
         self._timers[category] += value
 
+    def stepTimerSince(self, category, since):
+        self.stepTimer(category, time.perf_counter() - since)
+
     def _onSubCacheDirChanged(self, app):
         for name, repo in self.fs_caches.items():
             cache = app.cache.getCache(name)