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import type { InjectionKey } from 'vue'
export function useInjectionState<Arguments extends any[], Return>(
composable: (...args: Arguments) => Return,
): readonly [useProvidingState: (...args: Arguments) => void, useInjectedState: () => Return | undefined] {
const key: string | InjectionKey<Return> = Symbol('InjectionState')
const useProvidingState = (...args: Arguments) => {
const providedState = composable(...args)
provide(key, providedState)
return providedState
}
const useInjectedState = () => inject(key)
return [useProvidingState, useInjectedState]
}