/+
  extract native/orig header return associative array
+/
template SiSUheaderExtractHub() {
  private import
    std.regex;
  private import
    ao_rgx;
  struct HeaderDocMetadataAndMake {
    mixin SiSUheaderExtractNative;
    mixin SiSUheaderExtractSDLang;
    auto rgx = Rgx();
    private auto headerContentAA(char[] header_src, string[string][string] conf_doc_make_aa) {
      auto head_native = HeaderDocMetadataAndMakeNativeToAA();
      auto head_sdlang = HeaderExtractSDL();
      auto header_make_and_meta_tuple = (match(header_src, rgx.native_header_meta_title))
      ? (head_native.headerNativeToAA(header_src))
      : (head_sdlang.headerSDLangToAA(header_src, conf_doc_make_aa));
      static assert(!isTypeTuple!(header_make_and_meta_tuple));
      return header_make_and_meta_tuple;
    }
  }
}