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Prefer vals when choosing a typeclass instance. #22

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sir-wabbit opened this issue Jun 28, 2018 · 0 comments
Open

Prefer vals when choosing a typeclass instance. #22

sir-wabbit opened this issue Jun 28, 2018 · 0 comments
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good first issue Good for newcomers optimization Code optimization opportunity.

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@sir-wabbit
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sir-wabbit commented Jun 28, 2018 •
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Currently typeclass resolution just asks for allImplicits and then chooses the first successful one. That could result in inefficient code.

  • prefer vals over defs or complex expressions.
  • prefer vals with the shortest prefix.
  • prefer vals that are local to the method.
@sir-wabbit sir-wabbit added the optimization Code optimization opportunity. label Jun 29, 2018
@sir-wabbit sir-wabbit added the good first issue Good for newcomers label Jul 15, 2018
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good first issue Good for newcomers optimization Code optimization opportunity.
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