code: function listCacheSet$1(key, value) {
    var data = this.__data__,
        index = assocIndexOf$4(data, key);
  
    if (index < 0) {
      ++this.size;
      data.push([key, value]);
    } else {
      data[index][1] = value;
    }
    return this;
  }
docs: Sets the list cache `key` to `value`.
  
  @private
  @name set
  @memberOf ListCache
  @param {string} key The key of the value to set.
  @param {*} value The value to set.
  @returns {Object} Returns the list cache instance.