parser/html/nsHtml5TokenizerLoopPolicies.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef nsHtml5TokenizerLoopPolicies_h
   6 #define nsHtml5TokenizerLoopPolicies_h
   7
   8 /**
   9  * This policy does not report tokenizer transitions anywhere. To be used
  10  * when _not_ viewing source.
  11  */
  12 struct nsHtml5SilentPolicy {
  13   static const bool reportErrors = false;
  14   static int32_t transition(nsHtml5Highlighter* aHighlighter, int32_t aState,
  15                             bool aReconsume, int32_t aPos) {
  16     return aState;
  17   }
  18   static void completedNamedCharacterReference(
  19       nsHtml5Highlighter* aHighlighter) {}
  20 };
  21
  22 /**
  23  * This policy reports the tokenizer transitions to a highlighter. To be used
  24  * when viewing source.
  25  */
  26 struct nsHtml5ViewSourcePolicy {
  27   static const bool reportErrors = true;
  28   static int32_t transition(nsHtml5Highlighter* aHighlighter, int32_t aState,
  29                             bool aReconsume, int32_t aPos) {
  30     return aHighlighter->Transition(aState, aReconsume, aPos);
  31   }
  32   static void completedNamedCharacterReference(
  33       nsHtml5Highlighter* aHighlighter) {
  34     aHighlighter->CompletedNamedCharacterReference();
  35   }
  36 };
  37
  38 #endif  // nsHtml5TokenizerLoopPolicies_h