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[WIP] Babel Autoinstall #1772

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[WIP] Babel Autoinstall #1772

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b270f20
Add basic babel plugin autoinstall support
davidnagli Jul 22, 2018
cd1b130
Add basic babel preset autoinstall support
davidnagli Jul 22, 2018
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15 changes: 15 additions & 0 deletions src/transforms/babel.js
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Expand Up @@ -107,6 +107,21 @@ async function getBabelConfig(asset) {
// Merge the babel-preset-env config and the babelrc if needed
if (babelrc && !shouldIgnoreBabelrc(asset.name, babelrc)) {
if (envConfig) {
// Auto Install any missing babel plugins
if(babelrc.plugins){
for(let plugin of babelrc.plugins){
let pluginName = getPluginName(plugin);
await localRequire(`babel-plugin-${pluginName}`, asset.name)
}
}

// Autoinstall any missing babel presets
if(babelrc.presets){
for(let preset of babelrc.presets){
await localRequire(`babel-preset-${preset}`, asset.name)
}
}

// Filter out presets that are already applied by babel-preset-env
if (Array.isArray(babelrc.presets)) {
babelrc.presets = babelrc.presets.filter(preset => {
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