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Use stricter type for createPrimitiveRef #1483

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Nov 20, 2023
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2 changes: 1 addition & 1 deletion packages/@glimmer/reference/lib/reference.ts
Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ class ReferenceImpl<T = unknown> implements Reference<T> {
}
}

export function createPrimitiveRef<T>(value: T): Reference<T> {
export function createPrimitiveRef<T extends string| symbol | number | boolean | null | undefined>(value: T): Reference<T> {
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Technically, maybe bigint too, I am not sure we have a use case for it?

const ref = new ReferenceImpl<T>(UNBOUND);

ref.tag = CONSTANT_TAG;
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