lodash-es/_Stack.js

import stackClear from './_stackClear';
import stackDelete from './_stackDelete';
import stackGet from './_stackGet';
import stackHas from './_stackHas';
import stackSet from './_stackSet';

/**
 * Creates a stack cache object to store key-value pairs.
 *
 * @private
 * @constructor
 * @param {Array} [values] The values to cache.
 */
function Stack(values) {
  var index = -1,
      length = values ? values.length : 0;

  this.clear();
  while (++index < length) {
    var entry = values[index];
    this.set(entry[0], entry[1]);
  }
}

// Add methods to `Stack`.
Stack.prototype.clear = stackClear;
Stack.prototype['delete'] = stackDelete;
Stack.prototype.get = stackGet;
Stack.prototype.has = stackHas;
Stack.prototype.set = stackSet;

export default Stack;