Function dehydrate

packages/query-core/src/hydration.ts:122–163

(
  client: QueryClient,
  options: DehydrateOptions = {},
)

}

export function dehydrate(
  client: QueryClient,
  options: DehydrateOptions = {},
): DehydratedState {
  const filterMutation =
    options.shouldDehydrateMutation ??
    client.getDefaultOptions().dehydrate?.shouldDehydrateMutation ??
    defaultShouldDehydrateMutation

  const mutations = client
    .getMutationCache()
    .getAll()
    .flatMap((mutation) =>
      filterMutation(mutation) ? [dehydrateMutation(mutation)] : [],
    )

  const filterQuery =
    options.shouldDehydrateQuery ??
    client.getDefaultOptions().dehydrate?.shouldDehydrateQuery ??
    defaultShouldDehydrateQuery

  const shouldRedactErrors =
    options.shouldRedactErrors ??
    client.getDefaultOptions().dehydrate?.shouldRedactErrors ??
    defaultShouldRedactErrors

  const serializeData =
    options.serializeData ??
    client.getDefaultOptions().dehydrate?.serializeData ??
    defaultTransformerFn

  const queries = client
    .getQueryCache()
    .getAll()
    .flatMap((query) =>
      filterQuery(query)
        ? [dehydrateQuery(query, serializeData, shouldRedactErrors)]
        : [],
    )

  return { mutations, queries }
}

export function hydrate(
  client: QueryClient,