Run results for: es6 destructuring vs lodash _.get

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36

Browser: Chrome 53

Operating system: Windows

Device Platform: Other

Date tested: 8 years ago

Test name	Executions per second
destructuring with defaults, empty input	7720664.5 Ops/sec
lodash get, empty input	1749903.4 Ops/sec
destructuring with defaults, find item	2321787.5 Ops/sec
lodash get, find item	898782.8 Ops/sec
destructuring null input	0.0 Ops/sec
lodash null input	3746014.0 Ops/sec
destructuring undefined input	0.0 Ops/sec
lodash undefined input	3752434.5 Ops/sec
destructuring dynamic key	2319151.2 Ops/sec
lodash dynamic key	915304.6 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 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 null input
test(destructuringFn, null);
lodash null input
test(lodashFn, null);
destructuring undefined input
let input; test(destructuringFn, input);
lodash undefined input
let input; 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(lodashFn, input, 'documents');

Run results for: es6 destructuring vs lodash _.get

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 null input

lodash null input

destructuring undefined input

lodash undefined input

destructuring dynamic key

lodash dynamic key