arrow-func.ts

import { summary, bench, run, do_not_optimize } from 'mitata';

bench('noop', () => { });
bench('noop', () => { });
bench('noop', () => { });

summary(() => {
  {
    const fn = (a: number, b: number) => a * 2 + b + Math.random();
    do_not_optimize(fn);

    bench('Arrow', function* () {
      yield {
        [0]: Math.random,
        [1]: Math.random,
        bench: (a: number, b: number) => {
          do_not_optimize(fn(a, b));
        }
      }
    });
  }

  {
    function fn(a: number, b: number) { return a * 2 + b + Math.random(); }
    do_not_optimize(fn);

    bench('Func', function* () {
      yield {
        [0]: Math.random,
        [1]: Math.random,
        bench: (a: number, b: number) => {
          do_not_optimize(fn(a, b));
        }
      }
    });
  }
});

summary(() => {
  {
    function fn(a: number, b: number) { return a * 2 + b + Math.random(); }
    do_not_optimize(fn);

    bench('Func', function* () {
      yield {
        [0]: Math.random,
        [1]: Math.random,
        bench: (a: number, b: number) => {
          do_not_optimize(fn(a, b));
        }
      }
    });
  }

  {
    const fn = (a: number, b: number) => a * 2 + b + Math.random();
    do_not_optimize(fn);

    bench('Arrow', function* () {
      yield {
        [0]: Math.random,
        [1]: Math.random,
        bench: (a: number, b: number) => {
          do_not_optimize(fn(a, b));
        }
      }
    });
  }
});

run();