57 lines
1.6 KiB
JavaScript
57 lines
1.6 KiB
JavaScript
// Based on https://github.com/airbnb/babel-plugin-dynamic-import-webpack
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// We've added support for SSR with this version
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import template from 'babel-template'
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import syntax from 'babel-plugin-syntax-dynamic-import'
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import UUID from 'uuid'
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const TYPE_IMPORT = 'Import'
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const buildImport = (args) => (template(`
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(
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typeof window === 'undefined' ?
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new (require('next/dynamic').SameLoopPromise)((resolve, reject) => {
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eval('require.ensure = function (deps, callback) { callback(require) }')
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require.ensure([], (require) => {
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let m = require(SOURCE)
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m = m.default || m
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m.__webpackChunkName = '${args.name}.js'
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resolve(m);
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}, 'chunks/${args.name}.js');
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})
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:
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new (require('next/dynamic').SameLoopPromise)((resolve, reject) => {
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const weakId = require.resolveWeak(SOURCE)
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try {
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const weakModule = __webpack_require__(weakId)
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return resolve(weakModule.default || weakModule)
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} catch (err) {}
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require.ensure([], (require) => {
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try {
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let m = require(SOURCE)
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m = m.default || m
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resolve(m)
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} catch(error) {
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reject(error)
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}
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}, 'chunks/${args.name}.js');
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})
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)
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`))
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export default () => ({
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inherits: syntax,
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visitor: {
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CallExpression (path) {
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if (path.node.callee.type === TYPE_IMPORT) {
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const newImport = buildImport({
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name: UUID.v4()
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})({
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SOURCE: path.node.arguments
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})
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path.replaceWith(newImport)
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}
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}
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}
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})
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