--- a/mercurial/templater.py Wed Mar 11 15:22:34 2015 -0700
+++ b/mercurial/templater.py Tue Feb 24 00:04:55 2015 +0900
@@ -162,8 +162,13 @@
def runfilter(context, mapping, data):
func, data, filt = data
+ # func() may return string, generator of strings or arbitrary object such
+ # as date tuple, but filter does not want generator.
+ thing = func(context, mapping, data)
+ if isinstance(thing, types.GeneratorType):
+ thing = stringify(thing)
try:
- return filt(func(context, mapping, data))
+ return filt(thing)
except (ValueError, AttributeError, TypeError):
if isinstance(data, tuple):
dt = data[1]