How to add mixins to ES6 javascript classes?

Question

In an ES6 class with some instance variables and methods, how can you add a mixin to it? I\'ve given an example below, though I don\'t know if the syntax for the mixin objec

Answer 1

You should probably look at Object.assign(). Gotta look something like this:

Object.assign(Test.prototype, mixin);

This will make sure all methods and properties from mixin will be copied into Test constructor's prototype object.