Function resolveQueryValue

packages/query-core/src/utils.ts:140–160

(
  value:
    | undefined
    | TValue
    | ((query: Query<TQueryFnData, TError, TData, TQueryKey>) => TValue),
  query: Query<TQueryFnData, TError, TData, TQueryKey>,
)

}

export function resolveQueryValue<
  TValue,
  TQueryFnData = unknown,
  TError = DefaultError,
  TData = TQueryFnData,
  TQueryKey extends QueryKey = QueryKey,
>(
  value:
    | undefined
    | TValue
    | ((query: Query<TQueryFnData, TError, TData, TQueryKey>) => TValue),
  query: Query<TQueryFnData, TError, TData, TQueryKey>,
): TValue | undefined {
  return typeof value === 'function'
    ? (
        value as (
          query: Query<TQueryFnData, TError, TData, TQueryKey>,
        ) => TValue
      )(query)
    : value
}

/**
 * Checks whether a query matches the given {@link QueryFilters}.