Expunging `new` from scala 3

[AMatveev]

@ramnivas

elem.addEventListener("foo", { e => ... }, 
                      new EventListenerOptions { capture = true })

I think it is a bad decision. But unfortunately there is not better alternative in scala. So may be, we need better alternative than ‘new’ keyword. For example:

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. …