text: /*
   * Copyright (c) Facebook, Inc. and its affiliates.
   *
   * 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 <folly/fibers/detail/AtomicBatchDispatcher.h>
  
  #include <folly/Format.h>
  
  namespace folly {
  namespace fibers {
  namespace detail {
  
  std::string createABDTokenNotDispatchedExMsg(
      const std::vector<size_t>& vecTokensNotDispatched) {
    size_t numTokensNotDispatched = vecTokensNotDispatched.size();
    assert(numTokensNotDispatched > 0);
    size_t numSeqNumToPrint =
        (numTokensNotDispatched > 10 ? 10 : numTokensNotDispatched);
    std::string strInputsNotFound =
        folly::sformat("{}", vecTokensNotDispatched[0]);
    for (size_t i = 1; i < numSeqNumToPrint; ++i) {
      strInputsNotFound += folly::sformat(", {}", vecTokensNotDispatched[i]);
    }
    if (numSeqNumToPrint < numTokensNotDispatched) {
      strInputsNotFound += "...";
    }
    return folly::sformat(
        "{} input tokens (seq nums: {}) destroyed before calling dispatch",
        numTokensNotDispatched,
        strInputsNotFound);
  }
  
  std::string createUnexpectedNumResultsABDUsageExMsg(
      size_t numExpectedResults,
      size_t numActualResults) {
    return folly::sformat(
        "Unexpected number of results ({}) returned from dispatch function, "
        "expected ({})",
        numActualResults,
        numExpectedResults);
  }
  
  } // namespace detail
  } // namespace fibers
  } // namespace folly
  