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rOACCT/node_modules/@restart/hooks/esm/useRefWithInitialValueFactory.js
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useRefWithInitialValueFactory.js
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			import { useRef } from 'react';
			var dft = Symbol('default value sigil');
			/**
			* Exactly the same as `useRef` except that the initial value is set via a
			* factroy function. Useful when the default is relatively costly to construct.
			*
			* ```ts
			* const ref = useRefWithInitialValueFactory<ExpensiveValue>(() => constructExpensiveValue())
			*
			* ```
			*
			* @param initialValueFactory A factory function returning the ref's default value
			* @category refs
			*/

			export default function useRefWithInitialValueFactory(initialValueFactory) {
			var ref = useRef(dft);

			if (ref.current === dft) {
			ref.current = initialValueFactory();
			}

			return ref;
			}