gcc/testsuite/gdc.test/runnable/imports/link14074z.d

   1 import imports.link14074z;
   2
   3 void replaceAllWith(RE)(RE re)
   4 if (is(RE == S!()) || true)
   5 {
   6     auto m = RegexMatch!()(re);
   7 }
   8
   9 struct RegexMatch()
  10 {
  11     this(RE)(RE prog)
  12     {
  13         enum x = is(RE == S!());
  14     }
  15 }
  16
  17 struct S()  // StaticRegex
  18 {
  19     alias Matcher = BTM!();
  20     alias M = Matcher!();
  21 }
  22
  23 struct Input()
  24 {
  25     struct L
  26     {
  27         auto loopBack()
  28         {
  29             return Input();
  30         }
  31     }
  32     auto loopBack()
  33     {
  34         return L();
  35     }
  36 }
  37
  38 template BTM()  // BacktrackingMatcher
  39 {
  40     struct BTM(Stream = Input!())
  41     {
  42         Stream s;
  43         dchar front;
  44
  45         this(Stream stream)
  46         {
  47         }
  48
  49         auto bwdMatcher(ref BTM matcher)
  50         {
  51             alias BMTempl = .BTM!();
  52             alias BM = BMTempl!(typeof(s.loopBack()));
  53             auto m = BM(s.loopBack());
  54         }
  55     }
  56 }