Function isTypeIn

packages/utils/node/array-helpers.ts:5–12

(
	object: T,
	array: readonly E[],
)

}

export function isTypeIn<T extends { type?: string }, E extends string>(
	object: T,
	array: readonly E[],
): object is Extract<T, { type?: E }> {
	if (!object.type) return false;

	return (array as readonly string[]).includes(object.type);
}