| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | * |
| 7 | * @flow |
| 8 | */ |
| 9 | |
| 10 | interface Reference {} |
| 11 | |
| 12 | export opaque type TemporaryReferenceSet = Map<string, Reference | symbol>; |
| 13 | |
| 14 | export function createTemporaryReferenceSet(): TemporaryReferenceSet { |
| 15 | return new Map(); |
| 16 | } |
| 17 | |
| 18 | export function writeTemporaryReference( |
| 19 | set: TemporaryReferenceSet, |
| 20 | reference: string, |
| 21 | object: Reference | symbol, |
| 22 | ): void { |
| 23 | set.set(reference, object); |
| 24 | } |
| 25 | |
| 26 | export function readTemporaryReference<T>( |
| 27 | set: TemporaryReferenceSet, |
| 28 | reference: string, |
| 29 | ): T { |
| 30 | return set.get(reference) as any; |
| 31 | } |