Mercurial > hg
diff mercurial/extensions.py @ 32722:de09138bf0f5
extensions: move wrapfilecache function from fsmonitor
It makes more sense to put this in core, so other extensions can
trivially get access to it without having to rely on importing
fsmonitor.
author | Augie Fackler <augie@google.com> |
---|---|
date | Thu, 08 Jun 2017 10:44:53 -0400 |
parents | f40dc6f7c12f |
children | ea1c2eb7abd3 |
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--- a/mercurial/extensions.py Wed Apr 26 16:05:22 2017 +0200 +++ b/mercurial/extensions.py Thu Jun 08 10:44:53 2017 -0400 @@ -308,6 +308,25 @@ table[key] = tuple(newentry) return entry +def wrapfilecache(cls, propname, wrapper): + """Wraps a filecache property. + + These can't be wrapped using the normal wrapfunction. + """ + assert callable(wrapper) + for currcls in cls.__mro__: + if propname in currcls.__dict__: + origfn = currcls.__dict__[propname].func + assert callable(origfn) + def wrap(*args, **kwargs): + return wrapper(origfn, *args, **kwargs) + currcls.__dict__[propname].func = wrap + break + + if currcls is object: + raise AttributeError( + _("type '%s' has no property '%s'") % (cls, propname)) + def wrapfunction(container, funcname, wrapper): '''Wrap the function named funcname in container