Function getOrCreateState

scope.go:147–158

getOrCreateState retrieves existing state by key, or creates it with the initial value.

(s *Scope, key string, initial T)

// getOrCreateState retrieves existing state by key, or creates it with the initial value.
func getOrCreateState[T any](s *Scope, key string, initial T) *StateValue[T] {
	s.mu.Lock()
	defer s.mu.Unlock()

	if existing, ok := s.states[key]; ok {
		return existing.(*StateValue[T])
	}

	st := newState(initial, s.onStateChange)
	s.states[key] = st
	return st
}

// getOrCreateRef retrieves existing ref by key, or creates it with the initial value.
func getOrCreateRef[T any](s *Scope, key string, initial T) *RefValue[T] {