gcc/testsuite/gdc.test/runnable/test19782.d

   1 // https://issues.dlang.org/show_bug.cgi?id=19782
   2
   3 /*
   4 TEST_OUTPUT:
   5 ---
   6 runnable/test19782.d(17): Deprecation: alias this for classes/interfaces is deprecated
   7 ---
   8 */
   9
  10 class Inner
  11 {
  12     int a;
  13 }
  14
  15 class Outer
  16 {
  17     Inner inner; alias inner this;
  18     this(Inner i) { inner = i; }
  19 }
  20
  21 void main()
  22 {
  23     Inner[] inners = [];
  24     inners ~= new Inner;
  25     inners ~= new Outer(new Inner); // Appends null
  26
  27     foreach(inner; inners)
  28     {
  29         assert(inner.a == 0);
  30     }
  31 }