On Fri, May 13, 2016 at 02:01:43PM +0100, Piotr Stankiewicz wrote: > On Fri, May 13, 2016 at 01:09:05PM +0100, Mark Brown wrote: > > This seems really weird and uncomfortable. From the naming I would > > expect it to be a boolean function and I'm struggling to understand when > > it would be useful to report multiple endpoints on a widget (edge > > widgets normally being single objects). The whole counting thing is > > mainly a combination of debugging and an artefact of the implementation. > > What's the motivation here? > I don't have a strong reason for this. My motivation here was - since I > am adding support for stopping an arbitrary point, it could be that > someone would find a use in stopping the graph walk part-way through, and > still reporting the number of endpoints as normal. But, if that's > unlikely to be of use, I'm happy to make it a boolean function. Why would the number of endpoints at the edge of the graph ever be something other than 0 or 1?
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