Function displayNoneForEmpty

src/lib/user-query.ts:17–17

(input, { isFinal })

// Converts the empty string entered by the user to the word 'none` for the user when entering optional numbers.
export const displayNoneForEmpty: TransformerFunction = (input, { isFinal }) => isFinal && input === '' ? 'none' : input

export type DefaultValueOrFn<T> = T | (() => T)