| 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 | // Custom implementation of FlightServerConfigDOM. |
| 11 | // Resource hint dispatching is a no-op since we handle resource loading |
| 12 | // through our own runtime. |
| 13 | |
| 14 | // We keep the same type definitions so the Flight server protocol is compatible. |
| 15 | |
| 16 | // prettier-ignore |
| 17 | type TypeMap = { |
| 18 | 'D': string, |
| 19 | 'C': string | [string, string], |
| 20 | 'L': [string, string] | [string, string, any], |
| 21 | 'm': string | [string, any], |
| 22 | 'S': string | [string, string] | [string, string | 0, any], |
| 23 | 'X': string | [string, any], |
| 24 | 'M': string | [string, any], |
| 25 | } |
| 26 | |
| 27 | export type HintCode = $Keys<TypeMap>; |
| 28 | export type HintModel<T: HintCode> = TypeMap[T]; |
| 29 | |
| 30 | export type Hints = Set<string>; |
| 31 | |
| 32 | export function createHints(): Hints { |
| 33 | return new Set(); |
| 34 | } |
| 35 | |
| 36 | export opaque type FormatContext = number; |
| 37 | |
| 38 | export function createRootFormatContext(): FormatContext { |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | export function getChildFormatContext( |
| 43 | parentContext: FormatContext, |
| 44 | type: string, |
| 45 | props: Object, |
| 46 | ): FormatContext { |
| 47 | return parentContext; |
| 48 | } |