Function functionalUpdate

packages/query-core/src/utils.ts:95–102

(
  updater: Updater<TInput, TOutput>,
  input: TInput,
)

export function noop() {}

export function functionalUpdate<TInput, TOutput>(
  updater: Updater<TInput, TOutput>,
  input: TInput,
): TOutput {
  return typeof updater === 'function'
    ? (updater as (_: TInput) => TOutput)(input)
    : updater
}

export function isValidTimeout(value: unknown): value is number {
  return typeof value === 'number' && value >= 0 && value !== Infinity