Run results for: Lodash fp v4 flow vs Native

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36

Browser: Chrome 81

Operating system: Mac OS X 10.13.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Lodash.js fp filter	577502.2 Ops/sec
Native	2728053.0 Ops/sec
Lodash pure	1067992.0 Ops/sec

HTML Preparation code:

<script src='https://cdn.jsdelivr.net/g/lodash@4(lodash.min.js+lodash.fp.min.js)'></script>

Script Preparation code:

var fp = _.noConflict();

var context = {
  eventline: { hello: 'you' },
  config: 'sadas',
};
var isString = fp.isString;
var isArray = fp.isArray;

var getDefaultProps = fp.flow(
  fp.filter(
    _.overEvery([
      isString,
      function (prop) {
        return _.hasIn(context, prop);
      },
    ]),
  ),
  fp.reduce(function (acc, i) {
    acc[i] = context[i];
    return acc;
  }, {}),
);

var testNative = function(param) {
  param.filter(myVar => (typeof myVar === 'string' || myVar instanceof String) && context[myVar]).reduce(function (acc, i) {
    acc[i] = context[i];
    return acc;
  }, {}) 
}

var testNativeDash = function(param) {
  param.filter(myVar => _.isString(myVar) && _.hasIn(context, myVar)).reduce(function (acc, i) {
    acc[i] = context[i];
    return acc;
  }, {}) 
}

var isStr = myVar => typeof myVar === 'string' || myVar instanceof String;
var isWithinObj = myVar => !!context[myVar];
var reducer = function (acc, i) {
    acc[i] = context[i];
    return acc;
  }
var testNativeWithFunc = function(param) {
  param.filter(myVar => isStr(myVar) && isWithinObj(myVar)).reduce(reducer, {}) 
}
    
    
var test1 = ['eventline']

Tests:

lodash fp
getDefaultProps(test1);
native
testNative(test1)
native with lodash
testNativeDash(test1)
native with named funcs
testNativeWithFunc(test1)

Run results for: Lodash fp v4 flow vs Native

lodash fp

native

native with lodash

native with named funcs