4685332353
This adds initial support for reloading the page when `getStaticProps`, `getStaticPaths`, or `getServerSideProps` were changed for a page by triggering a reload when the server output for a page has changed but the client output has not since these methods aren't included in the client output. Closes: https://github.com/vercel/next.js/issues/13949
799 lines
22 KiB
TypeScript
799 lines
22 KiB
TypeScript
import '../next-server/server/node-polyfill-fetch'
|
|
import chalk from 'next/dist/compiled/chalk'
|
|
import gzipSize from 'next/dist/compiled/gzip-size'
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|
import textTable from 'next/dist/compiled/text-table'
|
|
import path from 'path'
|
|
import { isValidElementType } from 'react-is'
|
|
import stripAnsi from 'next/dist/compiled/strip-ansi'
|
|
import {
|
|
Redirect,
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|
Rewrite,
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|
Header,
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|
CustomRoutes,
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|
} from '../lib/load-custom-routes'
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|
import {
|
|
SSG_GET_INITIAL_PROPS_CONFLICT,
|
|
SERVER_PROPS_GET_INIT_PROPS_CONFLICT,
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|
SERVER_PROPS_SSG_CONFLICT,
|
|
} from '../lib/constants'
|
|
import prettyBytes from '../lib/pretty-bytes'
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|
import { recursiveReadDir } from '../lib/recursive-readdir'
|
|
import { getRouteMatcher, getRouteRegex } from '../next-server/lib/router/utils'
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|
import { isDynamicRoute } from '../next-server/lib/router/utils/is-dynamic'
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|
import escapePathDelimiters from '../next-server/lib/router/utils/escape-path-delimiters'
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|
import { findPageFile } from '../server/lib/find-page-file'
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|
import { GetStaticPaths } from 'next/types'
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|
import { denormalizePagePath } from '../next-server/server/normalize-page-path'
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|
import { BuildManifest } from '../next-server/server/get-page-files'
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|
import { removePathTrailingSlash } from '../client/normalize-trailing-slash'
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|
import type { UnwrapPromise } from '../lib/coalesced-function'
|
|
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|
const fileGzipStats: { [k: string]: Promise<number> } = {}
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|
const fsStatGzip = (file: string) => {
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|
if (fileGzipStats[file]) return fileGzipStats[file]
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|
fileGzipStats[file] = gzipSize.file(file)
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|
return fileGzipStats[file]
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|
}
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|
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|
export function collectPages(
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|
directory: string,
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|
pageExtensions: string[]
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|
): Promise<string[]> {
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|
return recursiveReadDir(
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|
directory,
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|
new RegExp(`\\.(?:${pageExtensions.join('|')})$`)
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|
)
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|
}
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|
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|
export interface PageInfo {
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isHybridAmp?: boolean
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|
size: number
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|
totalSize: number
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static: boolean
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isSsg: boolean
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ssgPageRoutes: string[] | null
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initialRevalidateSeconds: number | false
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}
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|
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|
export async function printTreeView(
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|
list: readonly string[],
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|
pageInfos: Map<string, PageInfo>,
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serverless: boolean,
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{
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|
distPath,
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|
buildId,
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|
pagesDir,
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|
pageExtensions,
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|
buildManifest,
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|
isModern,
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|
useStatic404,
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}: {
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distPath: string
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buildId: string
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pagesDir: string
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pageExtensions: string[]
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buildManifest: BuildManifest
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isModern: boolean
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useStatic404: boolean
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|
}
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) {
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|
const getPrettySize = (_size: number): string => {
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const size = prettyBytes(_size)
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|
// green for 0-130kb
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|
if (_size < 130 * 1000) return chalk.green(size)
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|
// yellow for 130-170kb
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|
if (_size < 170 * 1000) return chalk.yellow(size)
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|
// red for >= 170kb
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|
return chalk.red.bold(size)
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|
}
|
|
|
|
const getCleanName = (fileName: string) =>
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|
fileName
|
|
// Trim off `static/`
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|
.replace(/^static\//, '')
|
|
// Re-add `static/` for root files
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|
.replace(/^<buildId>/, 'static')
|
|
// Remove file hash
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|
.replace(/[.-]([0-9a-z]{6})[0-9a-z]{14}(?=\.)/, '.$1')
|
|
|
|
const messages: [string, string, string][] = [
|
|
['Page', 'Size', 'First Load JS'].map((entry) =>
|
|
chalk.underline(entry)
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|
) as [string, string, string],
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|
]
|
|
|
|
const hasCustomApp = await findPageFile(pagesDir, '/_app', pageExtensions)
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|
|
|
pageInfos.set('/404', {
|
|
...(pageInfos.get('/404') || pageInfos.get('/_error')),
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static: useStatic404,
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|
} as any)
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|
|
|
if (!list.includes('/404')) {
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list = [...list, '/404']
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|
}
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|
|
|
const sizeData = await computeFromManifest(
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|
buildManifest,
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|
distPath,
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|
isModern,
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|
pageInfos
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|
)
|
|
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|
const pageList = list
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|
.slice()
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|
.filter(
|
|
(e) =>
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|
!(
|
|
e === '/_document' ||
|
|
e === '/_error' ||
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|
(!hasCustomApp && e === '/_app')
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|
)
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|
)
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|
.sort((a, b) => a.localeCompare(b))
|
|
|
|
pageList.forEach((item, i, arr) => {
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|
const symbol =
|
|
i === 0
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|
? arr.length === 1
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|
? '─'
|
|
: '┌'
|
|
: i === arr.length - 1
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|
? '└'
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|
: '├'
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|
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|
const pageInfo = pageInfos.get(item)
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|
const ampFirst = buildManifest.ampFirstPages.includes(item)
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|
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|
messages.push([
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|
`${symbol} ${
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|
item === '/_app'
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|
? ' '
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|
: pageInfo?.static
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|
? '○'
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|
: pageInfo?.isSsg
|
|
? '●'
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|
: 'λ'
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|
} ${
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|
pageInfo?.initialRevalidateSeconds
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|
? `${item} (ISR: ${pageInfo?.initialRevalidateSeconds} Seconds)`
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|
: item
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|
}`,
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|
pageInfo
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|
? ampFirst
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|
? chalk.cyan('AMP')
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|
: pageInfo.size >= 0
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|
? prettyBytes(pageInfo.size)
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|
: ''
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|
: '',
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|
pageInfo
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|
? ampFirst
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|
? chalk.cyan('AMP')
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|
: pageInfo.size >= 0
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? getPrettySize(pageInfo.totalSize)
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|
: ''
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: '',
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|
])
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|
const uniqueCssFiles =
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|
buildManifest.pages[item]?.filter(
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|
(file) => file.endsWith('.css') && sizeData.uniqueFiles.includes(file)
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|
) || []
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|
|
|
if (uniqueCssFiles.length > 0) {
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|
const contSymbol = i === arr.length - 1 ? ' ' : '├'
|
|
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|
uniqueCssFiles.forEach((file, index, { length }) => {
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|
const innerSymbol = index === length - 1 ? '└' : '├'
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|
messages.push([
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|
`${contSymbol} ${innerSymbol} ${getCleanName(file)}`,
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|
prettyBytes(sizeData.sizeUniqueFiles[file]),
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|
'',
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|
])
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|
})
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|
}
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|
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|
if (pageInfo?.ssgPageRoutes?.length) {
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|
const totalRoutes = pageInfo.ssgPageRoutes.length
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|
const previewPages = totalRoutes === 4 ? 4 : 3
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|
const contSymbol = i === arr.length - 1 ? ' ' : '├'
|
|
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|
const routes = pageInfo.ssgPageRoutes.slice(0, previewPages)
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|
if (totalRoutes > previewPages) {
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|
const remaining = totalRoutes - previewPages
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routes.push(`[+${remaining} more paths]`)
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|
}
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|
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|
routes.forEach((slug, index, { length }) => {
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|
const innerSymbol = index === length - 1 ? '└' : '├'
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messages.push([`${contSymbol} ${innerSymbol} ${slug}`, '', ''])
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|
})
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|
}
|
|
})
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|
|
|
const sharedFilesSize = sizeData.sizeCommonFiles
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|
const sharedFiles = sizeData.sizeCommonFile
|
|
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|
messages.push([
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|
'+ First Load JS shared by all',
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|
getPrettySize(sharedFilesSize),
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|
'',
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|
])
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|
const sharedFileKeys = Object.keys(sharedFiles)
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|
const sharedCssFiles: string[] = []
|
|
;[
|
|
...sharedFileKeys
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|
.filter((file) => {
|
|
if (file.endsWith('.css')) {
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|
sharedCssFiles.push(file)
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|
return false
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|
}
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|
return true
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|
})
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|
.map((e) => e.replace(buildId, '<buildId>'))
|
|
.sort(),
|
|
...sharedCssFiles.map((e) => e.replace(buildId, '<buildId>')).sort(),
|
|
].forEach((fileName, index, { length }) => {
|
|
const innerSymbol = index === length - 1 ? '└' : '├'
|
|
|
|
const originalName = fileName.replace('<buildId>', buildId)
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|
const cleanName = getCleanName(fileName)
|
|
|
|
messages.push([
|
|
` ${innerSymbol} ${cleanName}`,
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|
prettyBytes(sharedFiles[originalName]),
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|
'',
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|
])
|
|
})
|
|
|
|
console.log(
|
|
textTable(messages, {
|
|
align: ['l', 'l', 'r'],
|
|
stringLength: (str) => stripAnsi(str).length,
|
|
})
|
|
)
|
|
|
|
console.log()
|
|
console.log(
|
|
textTable(
|
|
[
|
|
[
|
|
'λ',
|
|
serverless ? '(Lambda)' : '(Server)',
|
|
`server-side renders at runtime (uses ${chalk.cyan(
|
|
'getInitialProps'
|
|
)} or ${chalk.cyan('getServerSideProps')})`,
|
|
],
|
|
[
|
|
'○',
|
|
'(Static)',
|
|
'automatically rendered as static HTML (uses no initial props)',
|
|
],
|
|
[
|
|
'●',
|
|
'(SSG)',
|
|
`automatically generated as static HTML + JSON (uses ${chalk.cyan(
|
|
'getStaticProps'
|
|
)})`,
|
|
],
|
|
[
|
|
'',
|
|
'(ISR)',
|
|
`incremental static regeneration (uses revalidate in ${chalk.cyan(
|
|
'getStaticProps'
|
|
)})`,
|
|
],
|
|
] as [string, string, string][],
|
|
{
|
|
align: ['l', 'l', 'l'],
|
|
stringLength: (str) => stripAnsi(str).length,
|
|
}
|
|
)
|
|
)
|
|
|
|
console.log()
|
|
}
|
|
|
|
export function printCustomRoutes({
|
|
redirects,
|
|
rewrites,
|
|
headers,
|
|
}: CustomRoutes) {
|
|
const printRoutes = (
|
|
routes: Redirect[] | Rewrite[] | Header[],
|
|
type: 'Redirects' | 'Rewrites' | 'Headers'
|
|
) => {
|
|
const isRedirects = type === 'Redirects'
|
|
const isHeaders = type === 'Headers'
|
|
console.log(chalk.underline(type))
|
|
console.log()
|
|
|
|
/*
|
|
┌ source
|
|
├ permanent/statusCode
|
|
└ destination
|
|
*/
|
|
const routesStr = (routes as any[])
|
|
.map((route: { source: string }) => {
|
|
let routeStr = `┌ source: ${route.source}\n`
|
|
|
|
if (!isHeaders) {
|
|
const r = route as Rewrite
|
|
routeStr += `${isRedirects ? '├' : '└'} destination: ${
|
|
r.destination
|
|
}\n`
|
|
}
|
|
if (isRedirects) {
|
|
const r = route as Redirect
|
|
routeStr += `└ ${
|
|
r.statusCode
|
|
? `status: ${r.statusCode}`
|
|
: `permanent: ${r.permanent}`
|
|
}\n`
|
|
}
|
|
|
|
if (isHeaders) {
|
|
const r = route as Header
|
|
routeStr += `└ headers:\n`
|
|
|
|
for (let i = 0; i < r.headers.length; i++) {
|
|
const header = r.headers[i]
|
|
const last = i === headers.length - 1
|
|
|
|
routeStr += ` ${last ? '└' : '├'} ${header.key}: ${header.value}\n`
|
|
}
|
|
}
|
|
|
|
return routeStr
|
|
})
|
|
.join('\n')
|
|
|
|
console.log(routesStr, '\n')
|
|
}
|
|
|
|
if (redirects.length) {
|
|
printRoutes(redirects, 'Redirects')
|
|
}
|
|
if (rewrites.length) {
|
|
printRoutes(rewrites, 'Rewrites')
|
|
}
|
|
if (headers.length) {
|
|
printRoutes(headers, 'Headers')
|
|
}
|
|
}
|
|
|
|
type ComputeManifestShape = {
|
|
commonFiles: string[]
|
|
uniqueFiles: string[]
|
|
sizeUniqueFiles: { [file: string]: number }
|
|
sizeCommonFile: { [file: string]: number }
|
|
sizeCommonFiles: number
|
|
}
|
|
|
|
let cachedBuildManifest: BuildManifest | undefined
|
|
|
|
let lastCompute: ComputeManifestShape | undefined
|
|
let lastComputeModern: boolean | undefined
|
|
let lastComputePageInfo: boolean | undefined
|
|
|
|
async function computeFromManifest(
|
|
manifest: BuildManifest,
|
|
distPath: string,
|
|
isModern: boolean,
|
|
pageInfos?: Map<string, PageInfo>
|
|
): Promise<ComputeManifestShape> {
|
|
if (
|
|
Object.is(cachedBuildManifest, manifest) &&
|
|
lastComputeModern === isModern &&
|
|
lastComputePageInfo === !!pageInfos
|
|
) {
|
|
return lastCompute!
|
|
}
|
|
|
|
let expected = 0
|
|
const files = new Map<string, number>()
|
|
Object.keys(manifest.pages).forEach((key) => {
|
|
if (pageInfos) {
|
|
const pageInfo = pageInfos.get(key)
|
|
// don't include AMP pages since they don't rely on shared bundles
|
|
// AMP First pages are not under the pageInfos key
|
|
if (pageInfo?.isHybridAmp) {
|
|
return
|
|
}
|
|
}
|
|
|
|
++expected
|
|
manifest.pages[key].forEach((file) => {
|
|
if (
|
|
// Select Modern or Legacy scripts
|
|
file.endsWith('.module.js') !== isModern
|
|
) {
|
|
return
|
|
}
|
|
|
|
if (key === '/_app') {
|
|
files.set(file, Infinity)
|
|
} else if (files.has(file)) {
|
|
files.set(file, files.get(file)! + 1)
|
|
} else {
|
|
files.set(file, 1)
|
|
}
|
|
})
|
|
})
|
|
|
|
const commonFiles = [...files.entries()]
|
|
.filter(([, len]) => len === expected || len === Infinity)
|
|
.map(([f]) => f)
|
|
const uniqueFiles = [...files.entries()]
|
|
.filter(([, len]) => len === 1)
|
|
.map(([f]) => f)
|
|
|
|
let stats: [string, number][]
|
|
try {
|
|
stats = await Promise.all(
|
|
commonFiles.map(
|
|
async (f) =>
|
|
[f, await fsStatGzip(path.join(distPath, f))] as [string, number]
|
|
)
|
|
)
|
|
} catch (_) {
|
|
stats = []
|
|
}
|
|
|
|
let uniqueStats: [string, number][]
|
|
try {
|
|
uniqueStats = await Promise.all(
|
|
uniqueFiles.map(
|
|
async (f) =>
|
|
[f, await fsStatGzip(path.join(distPath, f))] as [string, number]
|
|
)
|
|
)
|
|
} catch (_) {
|
|
uniqueStats = []
|
|
}
|
|
|
|
lastCompute = {
|
|
commonFiles,
|
|
uniqueFiles,
|
|
sizeUniqueFiles: uniqueStats.reduce(
|
|
(obj, n) => Object.assign(obj, { [n[0]]: n[1] }),
|
|
{}
|
|
),
|
|
sizeCommonFile: stats.reduce(
|
|
(obj, n) => Object.assign(obj, { [n[0]]: n[1] }),
|
|
{}
|
|
),
|
|
sizeCommonFiles: stats.reduce((size, [f, stat]) => {
|
|
if (f.endsWith('.css')) return size
|
|
return size + stat
|
|
}, 0),
|
|
}
|
|
|
|
cachedBuildManifest = manifest
|
|
lastComputeModern = isModern
|
|
lastComputePageInfo = !!pageInfos
|
|
return lastCompute!
|
|
}
|
|
|
|
export function difference<T>(main: T[] | Set<T>, sub: T[] | Set<T>): T[] {
|
|
const a = new Set(main)
|
|
const b = new Set(sub)
|
|
return [...a].filter((x) => !b.has(x))
|
|
}
|
|
|
|
function intersect<T>(main: T[], sub: T[]): T[] {
|
|
const a = new Set(main)
|
|
const b = new Set(sub)
|
|
return [...new Set([...a].filter((x) => b.has(x)))]
|
|
}
|
|
|
|
function sum(a: number[]): number {
|
|
return a.reduce((size, stat) => size + stat, 0)
|
|
}
|
|
|
|
export async function getJsPageSizeInKb(
|
|
page: string,
|
|
distPath: string,
|
|
buildManifest: BuildManifest,
|
|
isModern: boolean
|
|
): Promise<[number, number]> {
|
|
const data = await computeFromManifest(buildManifest, distPath, isModern)
|
|
|
|
const fnFilterModern = (entry: string) =>
|
|
entry.endsWith('.js') && entry.endsWith('.module.js') === isModern
|
|
|
|
const pageFiles = (
|
|
buildManifest.pages[denormalizePagePath(page)] || []
|
|
).filter(fnFilterModern)
|
|
const appFiles = (buildManifest.pages['/_app'] || []).filter(fnFilterModern)
|
|
|
|
const fnMapRealPath = (dep: string) => `${distPath}/${dep}`
|
|
|
|
const allFilesReal = [...new Set([...pageFiles, ...appFiles])].map(
|
|
fnMapRealPath
|
|
)
|
|
const selfFilesReal = difference(
|
|
intersect(pageFiles, data.uniqueFiles),
|
|
data.commonFiles
|
|
).map(fnMapRealPath)
|
|
|
|
try {
|
|
// Doesn't use `Promise.all`, as we'd double compute duplicate files. This
|
|
// function is memoized, so the second one will instantly resolve.
|
|
const allFilesSize = sum(await Promise.all(allFilesReal.map(fsStatGzip)))
|
|
const selfFilesSize = sum(await Promise.all(selfFilesReal.map(fsStatGzip)))
|
|
|
|
return [selfFilesSize, allFilesSize]
|
|
} catch (_) {}
|
|
return [-1, -1]
|
|
}
|
|
|
|
export async function buildStaticPaths(
|
|
page: string,
|
|
getStaticPaths: GetStaticPaths
|
|
): Promise<
|
|
Omit<UnwrapPromise<ReturnType<GetStaticPaths>>, 'paths'> & { paths: string[] }
|
|
> {
|
|
const prerenderPaths = new Set<string>()
|
|
const _routeRegex = getRouteRegex(page)
|
|
const _routeMatcher = getRouteMatcher(_routeRegex)
|
|
|
|
// Get the default list of allowed params.
|
|
const _validParamKeys = Object.keys(_routeMatcher(page))
|
|
|
|
const staticPathsResult = await getStaticPaths()
|
|
|
|
const expectedReturnVal =
|
|
`Expected: { paths: [], fallback: boolean }\n` +
|
|
`See here for more info: https://err.sh/vercel/next.js/invalid-getstaticpaths-value`
|
|
|
|
if (
|
|
!staticPathsResult ||
|
|
typeof staticPathsResult !== 'object' ||
|
|
Array.isArray(staticPathsResult)
|
|
) {
|
|
throw new Error(
|
|
`Invalid value returned from getStaticPaths in ${page}. Received ${typeof staticPathsResult} ${expectedReturnVal}`
|
|
)
|
|
}
|
|
|
|
const invalidStaticPathKeys = Object.keys(staticPathsResult).filter(
|
|
(key) => !(key === 'paths' || key === 'fallback')
|
|
)
|
|
|
|
if (invalidStaticPathKeys.length > 0) {
|
|
throw new Error(
|
|
`Extra keys returned from getStaticPaths in ${page} (${invalidStaticPathKeys.join(
|
|
', '
|
|
)}) ${expectedReturnVal}`
|
|
)
|
|
}
|
|
|
|
if (
|
|
!(
|
|
typeof staticPathsResult.fallback === 'boolean' ||
|
|
staticPathsResult.fallback === 'unstable_blocking'
|
|
)
|
|
) {
|
|
throw new Error(
|
|
`The \`fallback\` key must be returned from getStaticPaths in ${page}.\n` +
|
|
expectedReturnVal
|
|
)
|
|
}
|
|
|
|
const toPrerender = staticPathsResult.paths
|
|
|
|
if (!Array.isArray(toPrerender)) {
|
|
throw new Error(
|
|
`Invalid \`paths\` value returned from getStaticProps in ${page}.\n` +
|
|
`\`paths\` must be an array of strings or objects of shape { params: [key: string]: string }`
|
|
)
|
|
}
|
|
|
|
toPrerender.forEach((entry) => {
|
|
// For a string-provided path, we must make sure it matches the dynamic
|
|
// route.
|
|
if (typeof entry === 'string') {
|
|
entry = removePathTrailingSlash(entry)
|
|
const result = _routeMatcher(entry)
|
|
if (!result) {
|
|
throw new Error(
|
|
`The provided path \`${entry}\` does not match the page: \`${page}\`.`
|
|
)
|
|
}
|
|
|
|
prerenderPaths?.add(entry)
|
|
}
|
|
// For the object-provided path, we must make sure it specifies all
|
|
// required keys.
|
|
else {
|
|
const invalidKeys = Object.keys(entry).filter((key) => key !== 'params')
|
|
if (invalidKeys.length) {
|
|
throw new Error(
|
|
`Additional keys were returned from \`getStaticPaths\` in page "${page}". ` +
|
|
`URL Parameters intended for this dynamic route must be nested under the \`params\` key, i.e.:` +
|
|
`\n\n\treturn { params: { ${_validParamKeys
|
|
.map((k) => `${k}: ...`)
|
|
.join(', ')} } }` +
|
|
`\n\nKeys that need to be moved: ${invalidKeys.join(', ')}.\n`
|
|
)
|
|
}
|
|
|
|
const { params = {} } = entry
|
|
let builtPage = page
|
|
_validParamKeys.forEach((validParamKey) => {
|
|
const { repeat, optional } = _routeRegex.groups[validParamKey]
|
|
let paramValue = params[validParamKey]
|
|
if (
|
|
optional &&
|
|
params.hasOwnProperty(validParamKey) &&
|
|
(paramValue === null ||
|
|
paramValue === undefined ||
|
|
(paramValue as any) === false)
|
|
) {
|
|
paramValue = []
|
|
}
|
|
if (
|
|
(repeat && !Array.isArray(paramValue)) ||
|
|
(!repeat && typeof paramValue !== 'string')
|
|
) {
|
|
throw new Error(
|
|
`A required parameter (${validParamKey}) was not provided as ${
|
|
repeat ? 'an array' : 'a string'
|
|
} in getStaticPaths for ${page}`
|
|
)
|
|
}
|
|
let replaced = `[${repeat ? '...' : ''}${validParamKey}]`
|
|
if (optional) {
|
|
replaced = `[${replaced}]`
|
|
}
|
|
builtPage = builtPage
|
|
.replace(
|
|
replaced,
|
|
repeat
|
|
? (paramValue as string[]).map(escapePathDelimiters).join('/')
|
|
: escapePathDelimiters(paramValue as string)
|
|
)
|
|
.replace(/(?!^)\/$/, '')
|
|
})
|
|
|
|
prerenderPaths?.add(builtPage)
|
|
}
|
|
})
|
|
|
|
return { paths: [...prerenderPaths], fallback: staticPathsResult.fallback }
|
|
}
|
|
|
|
export async function isPageStatic(
|
|
page: string,
|
|
serverBundle: string,
|
|
runtimeEnvConfig: any
|
|
): Promise<{
|
|
isStatic?: boolean
|
|
isAmpOnly?: boolean
|
|
isHybridAmp?: boolean
|
|
hasServerProps?: boolean
|
|
hasStaticProps?: boolean
|
|
prerenderRoutes?: string[] | undefined
|
|
prerenderFallback?: boolean | 'unstable_blocking' | undefined
|
|
}> {
|
|
try {
|
|
require('../next-server/lib/runtime-config').setConfig(runtimeEnvConfig)
|
|
const mod = require(serverBundle)
|
|
const Comp = mod.default || mod
|
|
|
|
if (!Comp || !isValidElementType(Comp) || typeof Comp === 'string') {
|
|
throw new Error('INVALID_DEFAULT_EXPORT')
|
|
}
|
|
|
|
const hasGetInitialProps = !!(Comp as any).getInitialProps
|
|
const hasStaticProps = !!mod.getStaticProps
|
|
const hasStaticPaths = !!mod.getStaticPaths
|
|
const hasServerProps = !!mod.getServerSideProps
|
|
const hasLegacyServerProps = !!mod.unstable_getServerProps
|
|
const hasLegacyStaticProps = !!mod.unstable_getStaticProps
|
|
const hasLegacyStaticPaths = !!mod.unstable_getStaticPaths
|
|
const hasLegacyStaticParams = !!mod.unstable_getStaticParams
|
|
|
|
if (hasLegacyStaticParams) {
|
|
throw new Error(
|
|
`unstable_getStaticParams was replaced with getStaticPaths. Please update your code.`
|
|
)
|
|
}
|
|
|
|
if (hasLegacyStaticPaths) {
|
|
throw new Error(
|
|
`unstable_getStaticPaths was replaced with getStaticPaths. Please update your code.`
|
|
)
|
|
}
|
|
|
|
if (hasLegacyStaticProps) {
|
|
throw new Error(
|
|
`unstable_getStaticProps was replaced with getStaticProps. Please update your code.`
|
|
)
|
|
}
|
|
|
|
if (hasLegacyServerProps) {
|
|
throw new Error(
|
|
`unstable_getServerProps was replaced with getServerSideProps. Please update your code.`
|
|
)
|
|
}
|
|
|
|
// A page cannot be prerendered _and_ define a data requirement. That's
|
|
// contradictory!
|
|
if (hasGetInitialProps && hasStaticProps) {
|
|
throw new Error(SSG_GET_INITIAL_PROPS_CONFLICT)
|
|
}
|
|
|
|
if (hasGetInitialProps && hasServerProps) {
|
|
throw new Error(SERVER_PROPS_GET_INIT_PROPS_CONFLICT)
|
|
}
|
|
|
|
if (hasStaticProps && hasServerProps) {
|
|
throw new Error(SERVER_PROPS_SSG_CONFLICT)
|
|
}
|
|
|
|
const pageIsDynamic = isDynamicRoute(page)
|
|
// A page cannot have static parameters if it is not a dynamic page.
|
|
if (hasStaticProps && hasStaticPaths && !pageIsDynamic) {
|
|
throw new Error(
|
|
`getStaticPaths can only be used with dynamic pages, not '${page}'.` +
|
|
`\nLearn more: https://nextjs.org/docs/routing/dynamic-routes`
|
|
)
|
|
}
|
|
|
|
if (hasStaticProps && pageIsDynamic && !hasStaticPaths) {
|
|
throw new Error(
|
|
`getStaticPaths is required for dynamic SSG pages and is missing for '${page}'.` +
|
|
`\nRead more: https://err.sh/next.js/invalid-getstaticpaths-value`
|
|
)
|
|
}
|
|
|
|
let prerenderRoutes: Array<string> | undefined
|
|
let prerenderFallback: boolean | 'unstable_blocking' | undefined
|
|
if (hasStaticProps && hasStaticPaths) {
|
|
;({
|
|
paths: prerenderRoutes,
|
|
fallback: prerenderFallback,
|
|
} = await buildStaticPaths(page, mod.getStaticPaths))
|
|
}
|
|
|
|
const config = mod.config || {}
|
|
return {
|
|
isStatic: !hasStaticProps && !hasGetInitialProps && !hasServerProps,
|
|
isHybridAmp: config.amp === 'hybrid',
|
|
isAmpOnly: config.amp === true,
|
|
prerenderRoutes,
|
|
prerenderFallback,
|
|
hasStaticProps,
|
|
hasServerProps,
|
|
}
|
|
} catch (err) {
|
|
if (err.code === 'MODULE_NOT_FOUND') return {}
|
|
throw err
|
|
}
|
|
}
|
|
|
|
export function hasCustomGetInitialProps(
|
|
bundle: string,
|
|
runtimeEnvConfig: any,
|
|
checkingApp: boolean
|
|
): boolean {
|
|
require('../next-server/lib/runtime-config').setConfig(runtimeEnvConfig)
|
|
let mod = require(bundle)
|
|
|
|
if (checkingApp) {
|
|
mod = mod._app || mod.default || mod
|
|
} else {
|
|
mod = mod.default || mod
|
|
}
|
|
return mod.getInitialProps !== mod.origGetInitialProps
|
|
}
|
|
|
|
export function getNamedExports(
|
|
bundle: string,
|
|
runtimeEnvConfig: any
|
|
): Array<string> {
|
|
require('../next-server/lib/runtime-config').setConfig(runtimeEnvConfig)
|
|
return Object.keys(require(bundle))
|
|
}
|