wink-nlp/src/api/col-each.js

Developer friendly Natural Language Processing ✨

//     wink-nlp
//
//     Copyright (C) GRAYPE Systems Private Limited
//
//     This file is part of “wink-nlp”.
//
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//     deal in the Software without restriction, including
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//

// ## colEach
/**
 * Iterator for collections.
 * @param  {function} f      Call back function that is called on each item.
 * @param  {number}   start  The start index in the collection.
 * @param  {number}   end    The end index.
 * @param  {function} itemFn Item function to create chainable-methods of the item.
 * @return {void}            Nothing!
 * @private
 */
var colEach = function ( f, start, end, itemFn ) {
  for ( let k = start; k <= end; k += 1 ) {
    // Use relative indexing by adding `start` from `k`.
    f( itemFn( k ), ( k - start ) );
  }
}; // colEach()

module.exports = colEach;