forked from jestjs/jest
/
constants.ts
45 lines (37 loc) · 1 KB
/
constants.ts
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/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
/* eslint-disable sort-keys */
/*
* This file exports a set of constants that are used for Jest's haste map
* serialization. On very large repositories, the haste map cache becomes very
* large to the point where it is the largest overhead in starting up Jest.
*
* This constant key map allows to keep the map smaller without having to build
* a custom serialization library.
*/
import {HType} from './types';
const constants: HType = {
/* dependency serialization */
DEPENDENCY_DELIM: '\0',
/* file map attributes */
ID: 0,
MTIME: 1,
SIZE: 2,
VISITED: 3,
DEPENDENCIES: 4,
SHA1: 5,
/* module map attributes */
PATH: 0,
TYPE: 1,
/* module types */
MODULE: 0,
PACKAGE: 1,
/* platforms */
GENERIC_PLATFORM: 'g',
NATIVE_PLATFORM: 'native',
};
export default constants;