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var baseSortedIndexBy = require('./_baseSortedIndexBy'),    identity = require('./identity'),    isSymbol = require('./isSymbol');
/** Used as references for the maximum length and index of an array. */var MAX_ARRAY_LENGTH = 4294967295,    HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;
/** * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which * performs a binary search of `array` to determine the index at which `value` * should be inserted into `array` in order to maintain its sort order. * * @private * @param {Array} array The sorted array to inspect. * @param {*} value The value to evaluate. * @param {boolean} [retHighest] Specify returning the highest qualified index. * @returns {number} Returns the index at which `value` should be inserted *  into `array`. */function baseSortedIndex(array, value, retHighest) {  var low = 0,      high = array == null ? low : array.length;
  if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {    while (low < high) {      var mid = (low + high) >>> 1,          computed = array[mid];
      if (computed !== null && !isSymbol(computed) &&          (retHighest ? (computed <= value) : (computed < value))) {        low = mid + 1;      } else {        high = mid;      }    }    return high;  }  return baseSortedIndexBy(array, value, identity, retHighest);}
module.exports = baseSortedIndex;