library;
import self as self;

static method main() → dynamic {
  dynamic closure;
  {
    Vector #context = MakeVector(2);
    #context[1] = 0;
    dynamic fn = MakeClosure<() → dynamic>(self::closure#main#function, #context);
    for (; (#context[1]).<(3); #context = CopyVector(#context), #context[1] = (#context[1]).+(1)) {
      #context[1] = (#context[1]).+(1);
      closure = fn;
    }
  }
  dynamic x = closure.call();
  if(!x.==(1)) {
    throw "Expected 1, but got ${x}.";
  }
}
static method closure#main#function(Vector #contextParameter) → dynamic {
  return #contextParameter[1];
}