21 lines
873 B
JavaScript
21 lines
873 B
JavaScript
// Copyright 2019-2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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module.exports = {
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presets: ['@babel/preset-react', '@babel/preset-typescript'],
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// Detects the type of file being babel'd (either esmodule or commonjs)
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sourceType: 'unambiguous',
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plugins: [
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'react-hot-loader/babel',
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'lodash',
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'@babel/plugin-transform-typescript',
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'@babel/plugin-proposal-class-properties',
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'@babel/plugin-proposal-optional-chaining',
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'@babel/plugin-proposal-nullish-coalescing-operator',
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// This plugin converts commonjs to esmodules which is required for
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// importing commonjs modules from esmodules in storybook. As a part of
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// converting to TypeScript we should use esmodules and can eventually
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// remove this plugin
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process.env.SIGNAL_ENV === 'storybook' && '@babel/transform-runtime',
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].filter(Boolean),
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};
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