src/test/resources/scripts/scope1.av

## examples/scope3.av

let a = 1;
{
  a = 2;
  let a = 3;
  b = 4;
  {
    a = 5;
    b = 6;
    let c = 7;
    j.assertEquals(a, 5);
    j.assertEquals(b, 6);
    j.assertEquals(c, 7);
  }
  j.assertEquals(a, 5);
  j.assertEquals(b, 6);
  j.assertEquals(c, nil);
  a = 10;
}
j.assertEquals(a, 2);
j.assertEquals(b, nil);
j.assertEquals(c, nil);
  
return a;