Function isImmutableOrderedKeyed

packages/expect/src/jest-utils.ts:400–407

(source: unknown)

}

function isImmutableOrderedKeyed(source: unknown): boolean {
  return Boolean(
    source
    && isObjectLiteral(source)
    && source[IS_KEYED_SENTINEL]
    && source[IS_ORDERED_SENTINEL],
  )
}

function isImmutableOrderedSet(source: unknown): boolean {
  return Boolean(