Add generalized Typeable #7394
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Add generalized Typeable #7394
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It is a generalization of ClassTag with a customizable input type and acting on non erased types.
nicolasstucki
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I am a bit wary to add to the zoo of type abstractions. We already have ClassTag, TypeTag, and quoted.Type. What is the overlap with Typeable? Should we not rather fix ClassTag? |
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I created a minimal example in #7528 of the unsound cases that need to be fixed to be able to use See the comment in https://github.com/lampepfl/dotty/pull/7528/files#diff-3d1bda775ef3c44c3112f6cc14fdf198 |
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See
docs/docs/reference/other-new-features/typeable.mdThis is one of the possible ways to solve #7204.
Note: This is a generalization of the shapeless
Typeable.Alternatively we could use https://github.com/dotty-staging/dotty/tree/refined-scrutinee