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make more clear what is meant

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Tshepang Mbambo 2025-05-10 12:33:45 +02:00
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src/ty-fold.md
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# `TypeFoldable` and `TypeFolder` # `TypeFoldable` and `TypeFolder`
In [a previous chapter], we discussed instantiating binders. This involves looking at everything inside of a `Early/Binder` In [a previous chapter], we discussed instantiating binders. This involves looking at everything inside of a `Early(Binder)`
to find any usages of the bound vars in order to replace them. Binders can wrap an arbitrary Rust type `T` not just a `Ty` so to find any usages of the bound vars in order to replace them. Binders can wrap an arbitrary Rust type `T` not just a `Ty` so
how do we implement the `instantiate` methods on the `Early/Binder` types. how do we implement the `instantiate` methods on the `Early/Binder` types.