this post was submitted on 18 Nov 2024
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Programming
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They're certainly the concept closest to e.g. C#/Java interfaces. But you can also define shared behaviour with enums, as Rust's enums are on steroids.
Basically, let's say you've got two existing types
TypeA
andTypeB
for which you want to define shared behaviour.Then you can define an enum like so:
And then you can define the shared behavior with an
impl
block on the enum:On the flipside, Rust doesn't have superclasses/inheritance for defining shared behaviour.