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[7.x] Do not use the idx babel plugin in the test environment… (#48118)

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When running Jest with `--coverage`, modules using idx fail with the error shown in facebookincubator/idx#19.

Change the babel configuration so that is `NODE_ENV=test`, the idx plugin is not loaded.
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Nathan L Smith 2019-10-14 15:33:08 -05:00 committed by GitHub
parent 8a5ad6a18d
commit 073c864abe
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1 changed files with 20 additions and 12 deletions
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32
packages/kbn-babel-preset/common_preset.js
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@ -17,20 +17,28 @@
* under the License.
*/
const plugins = [
require.resolve('babel-plugin-add-module-exports'),
// The class properties proposal was merged with the private fields proposal
// into the "class fields" proposal. Babel doesn't support this combined
// proposal yet, which includes private field, so this transform is
// TECHNICALLY stage 2, but for all intents and purposes it's stage 3
//
// See https://github.com/babel/proposals/issues/12 for progress
require.resolve('@babel/plugin-proposal-class-properties'),
];
module.exports = {
presets: [require.resolve('@babel/preset-typescript'), require.resolve('@babel/preset-react')],
plugins: [
require.resolve('@kbn/elastic-idx/babel'),
require.resolve('babel-plugin-add-module-exports'),
// The class properties proposal was merged with the private fields proposal
// into the "class fields" proposal. Babel doesn't support this combined
// proposal yet, which includes private field, so this transform is
// TECHNICALLY stage 2, but for all intents and purposes it's stage 3
//
// See https://github.com/babel/proposals/issues/12 for progress
require.resolve('@babel/plugin-proposal-class-properties'),
],
plugins: plugins.concat(require.resolve('@kbn/elastic-idx/babel')),
// Do not use the idx plugin in the test environment because it causes
// causes conflicts with Jest's coverage mapping.
env: {
test: {
plugins,
},
},
overrides: [
{
// Babel 7 don't support the namespace feature on typescript code.