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

   1 module imports.linktypeinfo_file;
   2
   3 auto filter(alias pred, R)(R r)
   4 {
   5     return FilterResult!(pred, R)(r);
   6 }
   7
   8 struct FilterResult(alias pred, R)
   9 {
  10     R r;
  11     bool empty() { return r.empty; }
  12     auto front() { return r.front; }
  13     void popFront()
  14     {
  15         while (!r.empty && pred(r.front))
  16             r.popFront();
  17     }
  18 }
  19
  20 struct DirIterator
  21 {
  22     int[] r;
  23     @property bool empty() { return r.length == 0; }
  24     @property auto front() { return r[0]; }
  25     void popFront() { r = r[1..$]; }
  26
  27 }
  28
  29 auto dirEntries(string path)
  30 {
  31     bool f(int de) { return 1; }
  32     return filter!f(DirIterator());
  33 }