| 1 | import { |
| 2 | resolve, |
| 3 | load as reactLoad, |
| 4 | getSource as getSourceImpl, |
| 5 | transformSource as reactTransformSource, |
| 6 | } from 'react-server-dom-unbundled/node-loader'; |
| 7 | |
| 8 | export {resolve}; |
| 9 | |
| 10 | import babel from '@babel/core'; |
| 11 | |
| 12 | const babelOptions = { |
| 13 | babelrc: false, |
| 14 | ignore: [/\/(build|node_modules)\//], |
| 15 | plugins: [ |
| 16 | '@babel/plugin-syntax-import-meta', |
| 17 | ['@babel/plugin-transform-react-jsx', {runtime: 'automatic'}], |
| 18 | ], |
| 19 | sourceMaps: process.env.NODE_ENV === 'development' ? 'inline' : false, |
| 20 | }; |
| 21 | |
| 22 | async function babelLoad(url, context, defaultLoad) { |
| 23 | const {format} = context; |
| 24 | const result = await defaultLoad(url, context, defaultLoad); |
| 25 | if (result.format === 'module') { |
| 26 | const opt = Object.assign({filename: url}, babelOptions); |
| 27 | const newResult = await babel.transformAsync(result.source, opt); |
| 28 | if (!newResult) { |
| 29 | if (typeof result.source === 'string') { |
| 30 | return result; |
| 31 | } |
| 32 | return { |
| 33 | source: Buffer.from(result.source).toString('utf8'), |
| 34 | format: 'module', |
| 35 | }; |
| 36 | } |
| 37 | return {source: newResult.code, format: 'module'}; |
| 38 | } |
| 39 | return defaultLoad(url, context, defaultLoad); |
| 40 | } |
| 41 | |
| 42 | export async function load(url, context, defaultLoad) { |
| 43 | return await reactLoad(url, context, (u, c) => { |
| 44 | return babelLoad(u, c, defaultLoad); |
| 45 | }); |
| 46 | } |
| 47 | |
| 48 | async function babelTransformSource(source, context, defaultTransformSource) { |
| 49 | const {format} = context; |
| 50 | if (format === 'module') { |
| 51 | const opt = Object.assign({filename: context.url}, babelOptions); |
| 52 | const newResult = await babel.transformAsync(source, opt); |
| 53 | if (!newResult) { |
| 54 | if (typeof source === 'string') { |
| 55 | return {source}; |
| 56 | } |
| 57 | return { |
| 58 | source: Buffer.from(source).toString('utf8'), |
| 59 | }; |
| 60 | } |
| 61 | return {source: newResult.code}; |
| 62 | } |
| 63 | return defaultTransformSource(source, context, defaultTransformSource); |
| 64 | } |
| 65 | |
| 66 | async function transformSourceImpl(source, context, defaultTransformSource) { |
| 67 | return await reactTransformSource(source, context, (s, c) => { |
| 68 | return babelTransformSource(s, c, defaultTransformSource); |
| 69 | }); |
| 70 | } |
| 71 | |
| 72 | export const transformSource = |
| 73 | process.version < 'v16' ? transformSourceImpl : undefined; |
| 74 | export const getSource = process.version < 'v16' ? getSourceImpl : undefined; |