// Copyright 2016 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "cobalt/speech/speech_recognition_result_list.h"

namespace cobalt {
namespace speech {

SpeechRecognitionResultList::SpeechRecognitionResultList(
    const SpeechRecognitionResults& result)
    : results_(result) {}

scoped_refptr<SpeechRecognitionResult> SpeechRecognitionResultList::Item(
    uint32 index) const {
  if (index >= length()) {
    DLOG(WARNING) << "Requested index " << index
                  << " but the length of results is " << length();
    return NULL;
  }

  return results_[index];
}

void SpeechRecognitionResultList::TraceMembers(script::Tracer* tracer) {
  tracer->TraceItems(results_);
}

}  // namespace speech
}  // namespace cobalt