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next.js/server/build/plugins/pages-manifest-plugin.js
Tim Neutkens e90f89633c
Add flow, pages-manifest.json, defaultPathMap for export (minor) (#4066)
* Initial implementation of next export without exportPathMap

* Shorter message

* Set up flow

* Create pages manifest

* Use pagesManifest for next export

* Fix tests

* Document defaultPathMap

* Replacing the path is no longer needed

* Use posix normalize for consistent behaviour

* Remove second instance of examples

* Add comment about what pages-manifest does

* Make windows path a route
2018-03-30 15:08:09 +02:00

31 lines
925 B
JavaScript

// @flow
import { RawSource } from 'webpack-sources'
import { MATCH_ROUTE_NAME } from '../../utils'
import {PAGES_MANIFEST} from '../../../lib/constants'
// This plugin creates a pages-manifest.json from page entrypoints.
// This is used for mapping paths like `/` to `.next/dist/bundles/pages/index.js` when doing SSR
// It's also used by next export to provide defaultPathMap
export default class PagesManifestPlugin {
apply (compiler: any) {
compiler.plugin('emit', (compilation, callback) => {
const {entries} = compilation
const pages = {}
for (const entry of entries) {
const pagePath = MATCH_ROUTE_NAME.exec(entry.name)[1]
if (!pagePath) {
continue
}
const {name} = entry
pages[`/${pagePath.replace(/\\/g, '/')}`] = name
}
compilation.assets[PAGES_MANIFEST] = new RawSource(JSON.stringify(pages))
callback()
})
}
}