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The example uses a wired underline hack to separate the storage used by the condiment object being mixed into the mixture object.
Things get more secure and much simpler, if you think about the condiment as a function returning the object to mix in. Then you can use Symbol to generate a unique identifier, which can be used by the condiment to access its own storage.
This affects: https://javascript.info/mixins
The example uses a wired underline hack to separate the storage used by the condiment object being mixed into the mixture object.
Things get more secure and much simpler, if you think about the condiment as a function returning the object to mix in. Then you can use
Symbol
to generate a unique identifier, which can be used by the condiment to access its own storage.Also, if you use already the ellipsis syntax, you can use it in both cases instead of
apply
.The text was updated successfully, but these errors were encountered: