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

compare performance of _.get to es6 desu

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:95.0) Gecko/20100101 Firefox/95.0
Firefox 95
Windows
Desktop
3 years ago
Test name Executions per second
destructuring with defaults, empty input 35349868.0 Ops/sec
lodash get, empty input 2707460.5 Ops/sec
destructuring with defaults, find item 20552458.0 Ops/sec
lodash get, find item 2103246.2 Ops/sec
destructuring dynamic key 20451172.0 Ops/sec
lodash dynamic key 2074916.4 Ops/sec
lodash dynamic key using array 6043915.0 Ops/sec
lodash dynamic key using manually cached array 5185195.5 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://cdn.jsdelivr.net/lodash/4/lodash.min.js"></script>
Script Preparation code:
​x
 
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');