Proposal to add top-level definitions (and replace package objects)

[sjrd]

I propose an alternative solution to the issue of writing programs, aka entry points, in

Pre-SIP: program Foo = { println("Hello world!") }

Hello everyone, The discussion of the proposal to add top-level definitions brought back to life the issues of top-level statements, aka what to do about an easy syntax to write a program. This is a pre-SIP for a solution, which I came up with, with input from @odersky, @AleksanderBG, @nicolasstucki, @densh and @OlivierBlanvillain. Problem statement We want an easy and simple way to define a main program, i.e., an entry point for the execution of an application. Without any special support fr…