packager: centralize babelRegisterOnly callsites

Reviewed By: davidaurelio

Differential Revision: D4380987

fbshipit-source-id: db34e56b2025fb072798ef2cc3e52f3d1cb7c33c
This commit is contained in:
Jean Lauliac 2017-01-06 06:02:36 -08:00 committed by Facebook Github Bot
parent e8a45c96a7
commit 28f1c67ced
6 changed files with 51 additions and 14 deletions

4
cli.js
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@ -8,8 +8,4 @@
*/
'use strict';
require('./packager/babelRegisterOnly')([
/private-cli\/src/
]);
module.exports = require('./local-cli/cli.js');

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@ -15,11 +15,7 @@ require('graceful-fs').gracefulify(require('fs'));
// it is not supported. This is why the rest of the cli code is in `cliEntry.js`.
require('./server/checkNodeVersion')();
require('../packager/babelRegisterOnly')([
/private-cli\/src/,
/local-cli/,
/react-packager\/src/,
]);
require('../setupBabel')();
var cliEntry = require('./cliEntry');

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@ -91,6 +91,7 @@
"jest-preset.json",
"jest",
"lib",
"setupBabel.js",
"Libraries",
"LICENSE",
"local-cli",

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@ -8,7 +8,7 @@
*/
'use strict';
require('../babelRegisterOnly')([/react-packager\/src/]);
require('../../setupBabel')();
const debug = require('debug');
const Logger = require('./src/Logger');

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@ -9,8 +9,5 @@
'use strict';
const path = require('path');
require('../../../../babelRegisterOnly')([
path.resolve(path.join(__dirname, '../../**/*')),
]);
require('../../../../../setupBabel')();
module.exports = require('./worker');

47
setupBabel.js Normal file
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@ -0,0 +1,47 @@
/**
* Copyright (c) 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
'use strict';
const babelRegisterOnly = require('./packager/babelRegisterOnly');
const escapeRegExp = require('lodash/escapeRegExp');
const path = require('path');
const BABEL_ENABLED_PATHS = [
'packager/react-packager/src',
'local-cli',
];
/**
* We use absolute paths for matching only the top-level folders reliably. For
* example, we would not want to match some deeply nested forder that happens to
* have the same name as one of `BABEL_ENABLED_PATHS`.
*/
function buildRegExps(basePath, dirPaths) {
return dirPaths.map(folderPath =>
new RegExp(`^${escapeRegExp(path.resolve(basePath, folderPath))}`)
);
}
function getOnlyList() {
return buildRegExps(__dirname, BABEL_ENABLED_PATHS);
}
/**
* Centralized place to register all the directories that need a Babel
* transformation before being fed to Node.js. Notably, this is necessary to
* support Flow type annotations.
*/
function setupBabel() {
babelRegisterOnly(getOnlyList());
}
setupBabel.buildRegExps = buildRegExps;
setupBabel.getOnlyList = getOnlyList;
module.exports = setupBabel;