perf-quest

Using the latest released version of Node.js.

Results

• Class and Classless

Comparing a simple class with one approach called "classless".

About this 'classless' term here

• Class and 'UnfrozenClassless'

The same approach of 'class and classless' but not using Object.freeze.

• Class and module

Comparing a simple class with a simple module approach.

About modules:

http://eloquentjavascript.net/10_modules.html

http://www.adequatelygood.com/JavaScript-Module-Pattern-In-Depth.html

• Class and prototype

Comparing a simple class with prototype approach.

• Named function and arrow function

Comparing a normal function (not anonymous) with arrow function.

• Hidden class and No extra hidden class

Comparing the creation of a hidden class and the no creation of extra hidden class.

More about hidden class here

• forEach and for

• filter and filter by hand

Comparing the Javascript API filter and filtering manually.

• map and map by hand

Comparing the Javascript API map and mapping manually.

• reduce and reduce by hand

Comparing the Javascript API reduce and reducing manually.

• Function expression and function statement

Comparing a normal function with a function expression.

More about function expression here

• WeakMap and Symbol

• object assign and util extend

How to push a test case

• Create a new directory using the rule foo-bar or function_foo-function_bar
• Create benchmark.js and benchmark2.js files and add your bench code (look the other tests to get help).
• Copy Makefile.example from the root directory, rename it to Makefile.
• Type make inside your test case directory.

To run all the tests type make from project root directory.

Benchmarks

Benchmarks are notoriously a lot like statistics so take this with a grain of salt.