Run results for: es6 destructuring vs lodash _.get string and array keys with toPath and manual caching

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; SM-G955F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 103

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
destructuring with defaults, empty input	1485731.2 Ops/sec
lodash get, empty input	391340.6 Ops/sec
destructuring with defaults, find item	380420.6 Ops/sec
lodash get, find item	214726.3 Ops/sec
destructuring dynamic key	378358.5 Ops/sec
lodash dynamic key	170122.8 Ops/sec
lodash dynamic key using array	265709.2 Ops/sec
lodash dynamic key using manually cached array	265708.2 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/lodash/4/lodash.min.js"></script>

Script Preparation code:

function destructuringFn(input) {
  const { contextMenu: { data: { documents = [] } = {} } = {} } = input;
  return documents;
}

function destructuringFnDynamic(input, key) {
  const { contextMenu: { data: { [key]: documents = [] } = {} } = {} } = input;
  return documents;
}

function lodashFn(input) {
  const documents = _.get(input, 'contextMenu.data.documents', []);
  return documents;
}

function lodashFnDynamic(input, key) {
  const documents = _.get(input, `contextMenu.data.${key}`, []);
  return documents;
}

function lodashFnDynamicArray(input, key) {
  const documents = _.get(input, ['contextMenu', 'data', 'key'], []);
  return documents;
}

let paths = {};
function lodashFnDynamicCachedArray(input, key) {
  paths[key] = paths[key] || _.toPath(`contextMenu.data.${key}`);
  const documents = _.get(input, paths[key], []);
  return documents;
}

function test(fn, input, key) {
  fn(input, key);
}

Tests:

destructuring with defaults, empty input
test(destructuringFn, {});
lodash get, empty input
test(lodashFn, {});
destructuring with defaults, find item
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(destructuringFn, input);
lodash get, find item
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFn, input);
destructuring dynamic key
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(destructuringFn, input, 'documents');
lodash dynamic key
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFnDynamic, input, 'documents');
lodash dynamic key using array
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFnDynamicArray, input, 'documents');
lodash dynamic key using manually cached array
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFnDynamicCachedArray, input, 'documents');

Run results for: es6 destructuring vs lodash _.get string and array keys with toPath and manual caching

compare performance of _.get to es6 desu

destructuring with defaults, empty input

lodash get, empty input

destructuring with defaults, find item

lodash get, find item

destructuring dynamic key

lodash dynamic key

lodash dynamic key using array

lodash dynamic key using manually cached array