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Setting a Double field using a Int doesn't work in Scala3 #116

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adamw opened this issue Sep 11, 2022 · 1 comment
Open

Setting a Double field using a Int doesn't work in Scala3 #116

adamw opened this issue Sep 11, 2022 · 1 comment

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@adamw
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adamw commented Sep 11, 2022

To reproduce:

case class X(a: Double)
X(0).modify(_.a).setTo(1)

Originally reported as part of #114
@adamw adamw mentioned this issue Sep 11, 2022
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@KacperFKorban
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KacperFKorban commented Sep 11, 2022 •
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Hmmm, this might be impossible to solve on quicklens side, since this seems to be a change (or bug) in type inference.
Scala 3 ifers [X, AnyVal], when Scala 2 inferred [X, Double]

scastie with -Xprint:typer: https://scastie.scala-lang.org/KacperFKorban/oOOuhGD6RmagHFbyIozIyQ/4

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@adamw @KacperFKorban