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By-need evaluation (?) #29

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robrix opened this issue Feb 1, 2015 · 0 comments
Open

By-need evaluation (?) #29

robrix opened this issue Feb 1, 2015 · 0 comments
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@robrix
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robrix commented Feb 1, 2015

Evaluating graphs should have by-need (lazily memoizing) semantics: evaluation of a parameter in a graph should cause it to produce the actual value, but no sooner.

On the other hand, this may be less of a thing if Tess is total; that’s the case for Idris for example.
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