// wink-nlp-utils
// NLP Functions for amplifying negations, managing elisions,
// creating ngrams, stems, phonetic codes to tokens and more.
//
// Copyright (C) GRAYPE Systems Private Limited
//
// This file is part of “wink-nlp-utils”.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
/**
* @classdesc Indexer object
* @class Indexer
* @hideconstructor
*/
/**
* Incrementally builds index for each `element/itsIndex` combination passed.
*
* @method Indexer#build
* @param elements
* @param itsIndex
*/
/**
* Used to access the index. This index is in a form of an object that contains
* each element as key. The value of each key is an array
* containing all index positions to the element in question. Note these index positions
* are nothing but each `itsIndex` value passed for the `element`.
*
* @method Indexer#result
* @returns {Object}
*/
/**
* @classdesc WordsFilter
* @class WordsFilter
* @hideconstructor
*/
/**
* Contains the set created from the array `words`.
*
* @method WordsFilter#set
*/
/**
* Used with the array's filter method to exclude the `words` or mapped
* `words` if `givenMappers` are defined.
*
* @method WordsFilter#exclude
*/
