basant307/AI_Governance_Project

1var SetCache = require('./_SetCache'),2    arrayIncludes = require('./_arrayIncludes'),3    arrayIncludesWith = require('./_arrayIncludesWith'),4    cacheHas = require('./_cacheHas'),5    createSet = require('./_createSet'),6    setToArray = require('./_setToArray');7 8/** Used as the size to enable large array optimizations. */9var LARGE_ARRAY_SIZE = 200;10 11/**12 * The base implementation of `_.uniqBy` without support for iteratee shorthands.13 *14 * @private15 * @param {Array} array The array to inspect.16 * @param {Function} [iteratee] The iteratee invoked per element.17 * @param {Function} [comparator] The comparator invoked per element.18 * @returns {Array} Returns the new duplicate free array.19 */20function baseUniq(array, iteratee, comparator) {21  var index = -1,22      includes = arrayIncludes,23      length = array.length,24      isCommon = true,25      result = [],26      seen = result;27 28  if (comparator) {29    isCommon = false;30    includes = arrayIncludesWith;31  }32  else if (length >= LARGE_ARRAY_SIZE) {33    var set = iteratee ? null : createSet(array);34    if (set) {35      return setToArray(set);36    }37    isCommon = false;38    includes = cacheHas;39    seen = new SetCache;40  }41  else {42    seen = iteratee ? [] : result;43  }44  outer:45  while (++index < length) {46    var value = array[index],47        computed = iteratee ? iteratee(value) : value;48 49    value = (comparator || value !== 0) ? value : 0;50    if (isCommon && computed === computed) {51      var seenIndex = seen.length;52      while (seenIndex--) {53        if (seen[seenIndex] === computed) {54          continue outer;55        }56      }57      if (iteratee) {58        seen.push(computed);59      }60      result.push(value);61    }62    else if (!includes(seen, computed, comparator)) {63      if (seen !== result) {64        seen.push(computed);65      }66      result.push(value);67    }68  }69  return result;70}71 72module.exports = baseUniq;73