mirror of
https://github.com/elastic/kibana.git
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b6287708f6
Updates files outside of x-pack to be triple-licensed under Elastic License 2.0, AGPL 3.0, or SSPL 1.0.
44 lines
1.8 KiB
JavaScript
44 lines
1.8 KiB
JavaScript
/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the "Elastic License
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* 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
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* Public License v 1"; you may not use this file except in compliance with, at
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* your election, the "Elastic License 2.0", the "GNU Affero General Public
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* License v3.0 only", or the "Server Side Public License, v 1".
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*/
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module.exports = (_, options = {}) => {
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return {
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presets: [
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[
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require.resolve('@babel/preset-env'),
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{
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targets: {
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// only applies the necessary transformations based on the
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// current node.js processes version. For example: running
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// `nvm install 8 && node ./src/cli` will run kibana in node
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// version 8 and babel will stop transpiling async/await
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// because they are supported in the "current" version of node
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node: 'current',
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},
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// replaces `import "core-js/stable"` with a list of require statements
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// for just the polyfills that the target versions don't already supply
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// on their own
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useBuiltIns: 'entry',
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modules: 'cjs',
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// right now when using `corejs: 3` babel does not use the latest available
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// core-js version due to a bug: https://github.com/babel/babel/issues/10816
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// Because of that we should use for that value the same version we install
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// in the package.json in order to have the same polyfills between the environment
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// and the tests
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corejs: '3.37.1',
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bugfixes: true,
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...(options['@babel/preset-env'] || {}),
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},
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],
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[require('./common_preset'), options],
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],
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};
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};
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