benchmarking

.eslintrc.js

@@ -4,8 +4,17 @@ module.exports = {
     "jest": true
   },
   rules: {
+    // https://github.com/airbnb/javascript/issues/1089
+
     // https://stackoverflow.com/a/35637900/684957
     // allow to add properties to arguments
-    "no-param-reassign": [2, { "props": false }]
+    "no-param-reassign": [2, { "props": false }],
+
+    // https://eslint.org/docs/rules/no-plusplus
+    // allows unary operators ++ and -- in the afterthought (final expression) of a for loop.
+    "allowForLoopAfterthoughts": true,
+  },
+  globals: {
+    BigInt: true,
   }
 };

benchmarks/benchmark.js

@@ -0,0 +1,27 @@
+const Benchmark = require('benchmark');
+
+const suite = new Benchmark.Suite();
+
+// add tests
+suite.add('RegExp#test', function() {
+  /o/.test('Hello World!');
+})
+.add('String#indexOf', function() {
+  'Hello World!'.indexOf('o') > -1;
+})
+.add('String#match', function() {
+  !!'Hello World!'.match(/o/);
+})
+// add listeners
+.on('start', function () {
+  console.log('starting tests');
+})
+.on('cycle', function(event) {
+  console.log(String(event.target));
+})
+.on('complete', function() {
+  console.log('Fastest is ' + this.filter('fastest').map('name'));
+  console.log('Slowest is ' + this.filter('slowest').map('name'));
+})
+// run async
+.run({ 'async': true });