Files
flipper/desktop/babel-transformer/src/fb-stubs.tsx
Anton Kastritskiy 844728d9dc rename babel-transformer files from ts to tsx
Summary: group files rename

Reviewed By: passy

Differential Revision: D33889860

fbshipit-source-id: 888e173fc72b5e126c1e41324b6cae6be29274c5
2022-01-31 06:14:59 -08:00

75 lines
2.2 KiB
TypeScript

/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
*/
import {resolve, dirname, sep} from 'path';
import env from './flipper-env';
import {CallExpression} from '@babel/types';
import {NodePath} from '@babel/traverse';
import fs from 'fs-extra';
const isFBFile = (filePath: string) => filePath.includes(`${sep}fb${sep}`);
const requireFromFolder = (folder: string, path: string) =>
new RegExp(folder + '/[\\w.-]+(.js)?$', 'g').test(path);
const pathExistsCache = new Map<string, boolean>();
function pathExistsSync(path: string): boolean {
const cachedResult = pathExistsCache.get(path);
if (cachedResult !== undefined) {
return cachedResult;
}
const result = fs.pathExistsSync(path);
pathExistsCache.set(path, result);
return result;
}
module.exports = () => ({
name: 'replace-fb-stubs',
visitor: {
CallExpression(path: NodePath<CallExpression>, state: any) {
if (
env.FLIPPER_FORCE_PUBLIC_BUILD !== 'true' &&
path.node.type === 'CallExpression' &&
path.node.callee.type === 'Identifier' &&
path.node.callee.name === 'require' &&
path.node.arguments.length > 0 &&
path.node.arguments[0].type === 'StringLiteral'
) {
if (
requireFromFolder('fb', path.node.arguments[0].value) &&
!isFBFile(state.file.opts.filename)
) {
throw new Error(
'For files which are not under fb/ do not require directly from fb/, but rather from fb-stubs/ to not break typescript-typing and make sure stubs are up-to-date.',
);
} else if (
requireFromFolder('fb-stubs', path.node.arguments[0].value)
) {
const fbPath = path.node.arguments[0].value.replace(
'/fb-stubs/',
'/fb/',
);
if (
env.FLIPPER_FB ||
pathExistsSync(
resolve(
dirname(state.file.opts.filename),
fbPath.substr(0, fbPath.indexOf('/fb/') + 4),
),
)
) {
path.node.arguments[0].value = fbPath;
}
}
}
},
},
});