A framework for building native applications using React
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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* @format
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*/
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require('../shared/babelRegister').registerForScript();
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const {promises: fs} = require('fs');
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const path = require('path');
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// "prepack" script to prepare JavaScript packages for publishing.
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//
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// We use this to copy over fields from "publishConfig" to the root of each
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// package.json, which is not supported in Yarn v1.
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async function prepack() {
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const pkgJsonPath = path.join(process.cwd(), './package.json');
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const contents = JSON.parse(await fs.readFile(pkgJsonPath, 'utf8'));
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if (
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path.dirname(pkgJsonPath).split(path.sep).slice(-2, -1)[0] !== 'packages'
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) {
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console.error('Error: prepack.js must be run from a package directory');
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process.exitCode = 1;
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return;
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}
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if (contents.publishConfig != null) {
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for (const key of Object.keys(contents.publishConfig)) {
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contents[key] = contents.publishConfig[key];
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}
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}
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delete contents.publishConfig;
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await fs.writeFile(pkgJsonPath, JSON.stringify(contents, null, 2) + '\n');
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}
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if (require.main === module) {
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void prepack();
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}
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