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small feedback #52

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3 changes: 3 additions & 0 deletions book-content/chapters/11-annotations-and-assertions.md
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Expand Up @@ -127,6 +127,8 @@ So it seems we're at an impasse. We both want to infer the type of the value, bu

The `satisfies` operator is a way to tell TypeScript that a value must satisfy certain criteria, but still allow TypeScript to infer the type.

Maybe mention also that `satisfies` prevents widening?

Let's use it to make sure our `config` object has the right shape:

```typescript
Expand Down Expand Up @@ -270,6 +272,7 @@ As an alternative to `as`, you can prefix the value with the type wrapped in ang

```typescript
const id = <string>searchParams.get("id");
// this doesn't work in tsx / react files, right? Might be worth mentioning if so
```

This is less common than `as`, but behaves exactly the same way. `as` is more common, so it's better to use that.
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