extensions: copy extra __dict__ of original function
Future patches will make @command decorator set properties such as "norepo" to
a function object. This patch makes sure these properties never be lost by
wrapcommand() or wrapfunction().
This change won't be crazy as the standard functools.wraps() copies __dict__.
--- a/mercurial/extensions.py Sat Jan 09 19:52:55 2016 +0900
+++ b/mercurial/extensions.py Sat Jan 09 20:04:03 2016 +0900
@@ -199,6 +199,7 @@
'''Copy attributes to wrapper function'''
wrap.__module__ = getattr(origfn, '__module__')
wrap.__doc__ = getattr(origfn, '__doc__')
+ wrap.__dict__.update(getattr(origfn, '__dict__', {}))
def wrapcommand(table, command, wrapper, synopsis=None, docstring=None):
'''Wrap the command named `command' in table