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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser: Chrome 117

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
destructuring with defaults, empty input	16857980.0 Ops/sec
lodash get, empty input	4736686.0 Ops/sec
destructuring with defaults, find item	5958844.0 Ops/sec
lodash get, find item	3015558.0 Ops/sec
destructuring dynamic key	5989580.0 Ops/sec
lodash dynamic key	2334181.0 Ops/sec
lodash dynamic key using array	3781325.0 Ops/sec
lodash dynamic key using manually cached array	3790930.0 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