PRE SIP: ThisFunction | scope injection (similar to kotlin receiver function)

[AMatveev]

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ImplicitFunctionClass

Dotty supports implicit function types Would it be possible implement similar expansion for scala classes and traits: for example: @FunctionalInterface abstract class ExtendedFunction extends Function0[Unit]{ def apply():Unit } object Main extends App { def doSomeThing(f:ExtendedFunction):Unit = {} doSomeThing{ println("ok") } println("Hello, World!") } The main idea of that proposal is that inside a function body of apply we have a context of the ExtendedFunction class. …

ImplicitFunctionClass

Correct: it hasn’t been implemented, but I think it would make sense to do it.