templatekw: change default value of 'requires' to ()
Since we dropped support for the old-style template keywords, we no longer
have to distinguish None (old-style) and an empty requirement (new-style).
--- a/mercurial/registrar.py Tue May 14 16:30:38 2019 -0700
+++ b/mercurial/registrar.py Mon May 20 08:40:54 2019 +0900
@@ -341,9 +341,7 @@
The first string argument is used also in online help.
Optional argument 'requires' should be a collection of resource names
- which the template keyword depends on. This also serves as a flag to
- switch to the new API. If 'requires' is unspecified, all template
- keywords and resources are expanded to the function arguments.
+ which the template keyword depends on.
'templatekeyword' instance in example above can be used to
decorate multiple functions.
@@ -355,7 +353,7 @@
Otherwise, explicit 'templatekw.loadkeyword()' is needed.
"""
- def _extrasetup(self, name, func, requires=None):
+ def _extrasetup(self, name, func, requires=()):
func._requires = requires
class templatefilter(_templateregistrarbase):