rlox/interpreter/tests/lox/variable/in_middle_of_block.lox

{
  var a = "a";
  print a; // expect: a
  var b = a + " b";
  print b; // expect: a b
  var c = a + " c";
  print c; // expect: a c
  var d = b + " d";
  print d; // expect: a b d
}