ioredis-mock/lib/commands/lindex.js

This library emulates ioredis by performing all operations in-memory.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.lindex = lindex;
function lindex(key, i) {
  if (this.data.has(key) && !(this.data.get(key) instanceof Array)) {
    throw new Error("Key " + key + " does not contain a list");
  }
  var index = parseInt(i, 10);
  var list = this.data.get(key) || [];
  var item = list[index < 0 ? list.length + index : index];
  return item !== undefined ? item : null;
}