On Jul 25, 2013, at 8:40 AM, Jonathan Lange <j...@mumak.net> wrote: > On Thu, Jul 25, 2013 at 4:14 PM, Laurens Van Houtven <_...@lvh.io> wrote: > In addition to what jml said, I wonder if it makes sense for TestCase to > raise when the return value of a test method is something other than None or > a Deferred... > > > Why stop there? Why not have a generic system to allow specifying valid > return types for any function?
That sounds like a great idea, I wonder if anyone's thought of it before. We already encode the information in epytext. Should we make it a dependency, so it can be parsed at runtime to aid with enforcement? -glyph
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