MelvIsntNormal

var async = (function () {

  /*
    This is my attempt at implementing a C#/Dart style async/await feature.
    This is just a learning exercise, and I probably wouldn't use it in 
    production sites.

    This code is broken: when await is called, not only is the program blocked
    ("called expensice function" is never written to the console), the Promise
    doesn't actually execute its 'then' callback.

MelvIsntNormal

import "dart:io";
import "dart:convert";

int main() async {
  Map<int, List<int>> nodes = {};
  int maxNodes = null;
  List<int> emptyNode() => new List<int>.filled(maxNodes, 0);

  // initialises node if it doesn't yet exist
  List<int> node(int i) {