"object is used before assigned" but i did assign it in a function

[rare apex]

@dreamy rampart Here's a shortened URL of your playground link! You can remove the full link from your message.

potsu#5101

Playground Link

Preview:```ts
let State: string

SetState("sleep")

CheckIfThisStateIsAValidState(State)

function SetState(ToSet: string) {
State = ToSet
}

function CheckIfThisStateIsAValidState(
State: string
) {}```

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[abstract tendon]

ts can't know that.

you could use ! to tell ts that it is, but that's not great for something like this

SetState is really impure there.