Update err.sh links to use nextjs.org/docs/messages instead (vercel#2…

…3353)

docs/advanced-features/codemods.md

@@ -132,7 +132,7 @@ npx @next/codemod withamp-to-config
 
 ### `url-to-withrouter`
 
-Transforms the deprecated automatically injected `url` property on top level pages to using `withRouter` and the `router` property it injects. Read more here: [err.sh/next.js/url-deprecated](https://err.sh/next.js/url-deprecated)
+Transforms the deprecated automatically injected `url` property on top level pages to using `withRouter` and the `router` property it injects. Read more here: [https://nextjs.org/docs/messages/url-deprecated](https://nextjs.org/docs/messages/url-deprecated)
 
 For example:
 

docs/basic-features/static-file-serving.md

@@ -26,6 +26,6 @@ This folder is also useful for `robots.txt`, `favicon.ico`, Google Site Verifica
 
 > **Note**: Be sure to not have a static file with the same name as a file in the `pages/` directory, as this will result in an error.
 >
-> Read more: <http://err.sh/next.js/conflicting-public-file-page>
+> Read more: <https://nextjs.org/docs/messages/conflicting-public-file-page>
 
 > **Note**: Only assets that are in the `public` directory at [build time](/docs/api-reference/cli.md#build) will be served by Next.js. Files added at runtime won't be available. We recommend using a third party service like [AWS S3](https://aws.amazon.com/s3/) for persistent file storage.

packages/next/bin/next.ts

@@ -98,7 +98,7 @@ const React = require('react')
 
 if (typeof React.Suspense === 'undefined') {
   throw new Error(
-    `The version of React you are using is lower than the minimum required version needed for Next.js. Please upgrade "react" and "react-dom": "npm install react react-dom" https://err.sh/vercel/next.js/invalid-react-version`
+    `The version of React you are using is lower than the minimum required version needed for Next.js. Please upgrade "react" and "react-dom": "npm install react react-dom" https://nextjs.org/docs/messages/invalid-react-version`
   )
 }
 

packages/next/build/babel/plugins/next-page-config.ts

@@ -30,7 +30,7 @@ function replaceBundle(path: any, t: typeof BabelTypes): void {
 function errorMessage(state: any, details: string): string {
   const pageName =
     (state.filename || '').split(state.cwd || '').pop() || 'unknown'
-  return `Invalid page config export found. ${details} in file ${pageName}. See: https://err.sh/vercel/next.js/invalid-page-config`
+  return `Invalid page config export found. ${details} in file ${pageName}. See: https://nextjs.org/docs/messages/invalid-page-config`
 }
 
 interface ConfigState extends PluginPass {

packages/next/build/babel/plugins/next-page-disallow-re-export-all-exports.ts

@@ -6,7 +6,7 @@ export default function NextPageDisallowReExportAllExports(): PluginObj<any> {
       ExportAllDeclaration(path: NodePath<types.ExportAllDeclaration>) {
         const err = new SyntaxError(
           `Using \`export * from '...'\` in a page is disallowed. Please use \`export { default } from '...'\` instead.\n` +
-            `Read more: https://err.sh/next.js/export-all-in-page`
+            `Read more: https://nextjs.org/docs/messages/export-all-in-page`
         )
         ;(err as any).code = 'BABEL_PARSE_ERROR'
         ;(err as any).loc =

packages/next/build/generate-build-id.ts

@@ -14,7 +14,7 @@ export async function generateBuildId(
 
   if (typeof buildId !== 'string') {
     throw new Error(
-      'generateBuildId did not return a string. https://err.sh/vercel/next.js/generatebuildid-not-a-string'
+      'generateBuildId did not return a string. https://nextjs.org/docs/messages/generatebuildid-not-a-string'
     )
   }
 

packages/next/build/index.ts

@@ -151,7 +151,7 @@ export default async function build(
         // Intentionally not piping to stderr in case people fail in CI when
         // stderr is detected.
         console.log(
-          `${Log.prefixes.warn} No build cache found. Please configure build caching for faster rebuilds. Read more: https://err.sh/next.js/no-cache`
+          `${Log.prefixes.warn} No build cache found. Please configure build caching for faster rebuilds. Read more: https://nextjs.org/docs/messages/no-cache`
         )
       }
     }
@@ -302,7 +302,7 @@ export default async function build(
           throw new Error(
             `Conflicting public and page file${
               numConflicting === 1 ? ' was' : 's were'
-            } found. https://err.sh/vercel/next.js/conflicting-public-file-page\n${conflictingPublicFiles.join(
+            } found. https://nextjs.org/docs/messages/conflicting-public-file-page\n${conflictingPublicFiles.join(
               '\n'
             )}`
           )
@@ -319,7 +319,7 @@ export default async function build(
       Log.warn(
         `The following reserved Next.js pages were detected not directly under the pages directory:\n` +
           nestedReservedPages.join('\n') +
-          `\nSee more info here: https://err.sh/next.js/nested-reserved-page\n`
+          `\nSee more info here: https://nextjs.org/docs/messages/nested-reserved-page\n`
       )
     }
 
@@ -450,7 +450,7 @@ export default async function build(
 
     if (!distDirCreated || !(await isWriteable(distDir))) {
       throw new Error(
-        '> Build directory is not writeable. https://err.sh/vercel/next.js/build-dir-not-writeable'
+        '> Build directory is not writeable. https://nextjs.org/docs/messages/build-dir-not-writeable'
       )
     }
 
@@ -537,7 +537,7 @@ export default async function build(
           clientConfig.optimization.minimizer.length === 0))
     ) {
       Log.warn(
-        `Production code optimization has been disabled in your project. Read more: https://err.sh/vercel/next.js/minification-disabled`
+        `Production code optimization has been disabled in your project. Read more: https://nextjs.org/docs/messages/minification-disabled`
       )
     }
 
@@ -599,7 +599,7 @@ export default async function build(
         const parsed = page_name_regex.exec(error)
         const page_name = parsed && parsed.groups && parsed.groups.page_name
         throw new Error(
-          `webpack build failed: found page without a React Component as default export in pages/${page_name}\n\nSee https://err.sh/vercel/next.js/page-without-valid-component for more info.`
+          `webpack build failed: found page without a React Component as default export in pages/${page_name}\n\nSee https://nextjs.org/docs/messages/page-without-valid-component for more info.`
         )
       }
 
@@ -611,7 +611,7 @@ export default async function build(
         error.indexOf('__next_polyfill__') > -1
       ) {
         throw new Error(
-          '> webpack config.resolve.alias was incorrectly overridden. https://err.sh/vercel/next.js/invalid-resolve-alias'
+          '> webpack config.resolve.alias was incorrectly overridden. https://nextjs.org/docs/messages/invalid-resolve-alias'
         )
       }
       throw new Error('> Build failed because of webpack errors')
@@ -719,7 +719,7 @@ export default async function build(
               )
           )
           console.warn(
-            'Read more: https://err.sh/next.js/opt-out-auto-static-optimization\n'
+            'Read more: https://nextjs.org/docs/messages/opt-out-auto-static-optimization\n'
           )
         }
 
@@ -946,7 +946,7 @@ export default async function build(
           .map((pg) => `pages${pg}`)
           .join(
             '\n'
-          )}\n\nSee https://err.sh/vercel/next.js/page-without-valid-component for more info.\n`
+          )}\n\nSee https://nextjs.org/docs/messages/page-without-valid-component for more info.\n`
       )
     }
 

packages/next/build/output/store.ts

@@ -64,7 +64,7 @@ store.subscribe((state) => {
         for (const match of matches) {
           const prop = (match.split(']').shift() || '').substr(1)
           console.log(
-            `AMP bind syntax [${prop}]='' is not supported in JSX, use 'data-amp-bind-${prop}' instead. https://err.sh/vercel/next.js/amp-bind-jsx-alt`
+            `AMP bind syntax [${prop}]='' is not supported in JSX, use 'data-amp-bind-${prop}' instead. https://nextjs.org/docs/messages/amp-bind-jsx-alt`
           )
         }
         return

packages/next/build/plugins/collect-plugins.ts

@@ -63,7 +63,7 @@ async function collectPluginMeta(
     )
   }
 
-  // TODO: add err.sh explaining requirements
+  // TODO: add error link explaining requirements
   let middleware: string[] = []
   try {
     middleware = (

packages/next/build/utils.ts

@@ -541,7 +541,7 @@ export async function buildStaticPaths(
 
   const expectedReturnVal =
     `Expected: { paths: [], fallback: boolean }\n` +
-    `See here for more info: https://err.sh/vercel/next.js/invalid-getstaticpaths-value`
+    `See here for more info: https://nextjs.org/docs/messages/invalid-getstaticpaths-value`
 
   if (
     !staticPathsResult ||
@@ -807,7 +807,7 @@ export async function isPageStatic(
       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`
+            `\nRead more: https://nextjs.org/docs/messages/invalid-getstaticpaths-value`
         )
       }
 
@@ -950,7 +950,7 @@ export function detectConflictingPaths(
 
     Log.error(
       'Conflicting paths returned from getStaticPaths, paths must unique per page.\n' +
-        'See more info here: https://err.sh/next.js/conflicting-ssg-paths\n\n' +
+        'See more info here: https://nextjs.org/docs/messages/conflicting-ssg-paths\n\n' +
         conflictingPathsOutput
     )
     process.exit(1)

packages/next/build/webpack-config.ts

@@ -70,7 +70,7 @@ const devtoolRevertWarning = execOnce(
       chalk.yellow.bold('Warning: ') +
         chalk.bold(`Reverting webpack devtool to '${devtool}'.\n`) +
         'Changing the webpack devtool in development mode will cause severe performance regressions.\n' +
-        'Read more: https://err.sh/next.js/improper-devtool'
+        'Read more: https://nextjs.org/docs/messages/improper-devtool'
     )
   }
 )
@@ -1015,7 +1015,7 @@ export default async function getBaseWebpackConfig(
         ...Object.keys(config.env).reduce((acc, key) => {
           if (/^(?:NODE_.+)|^(?:__.+)$/i.test(key)) {
             throw new Error(
-              `The key "${key}" under "env" in next.config.js is not allowed. https://err.sh/vercel/next.js/env-key-not-allowed`
+              `The key "${key}" under "env" in next.config.js is not allowed. https://nextjs.org/docs/messages/env-key-not-allowed`
             )
           }
 
@@ -1102,7 +1102,7 @@ export default async function getBaseWebpackConfig(
             new Proxy(${isServer ? 'process.env' : '{}'}, {
               get(target, prop) {
                 if (typeof target[prop] === 'undefined') {
-                  console.warn(\`An environment variable (\${prop}) that was not provided in the environment was accessed.\nSee more info here: https://err.sh/next.js/missing-env-value\`)
+                  console.warn(\`An environment variable (\${prop}) that was not provided in the environment was accessed.\nSee more info here: https://nextjs.org/docs/messages/missing-env-value\`)
                 }
                 return target[prop]
               }
@@ -1363,7 +1363,7 @@ export default async function getBaseWebpackConfig(
     if (!webpackConfig) {
       throw new Error(
         'Webpack config is undefined. You may have forgot to return properly from within the "webpack" method of your next.config.js.\n' +
-          'See more info here https://err.sh/next.js/undefined-webpack-config'
+          'See more info here https://nextjs.org/docs/messages/undefined-webpack-config'
       )
     }
 
@@ -1374,7 +1374,7 @@ export default async function getBaseWebpackConfig(
 
     if (typeof (webpackConfig as any).then === 'function') {
       console.warn(
-        '> Promise returned in next config. https://err.sh/vercel/next.js/promise-in-next-config'
+        '> Promise returned in next config. https://nextjs.org/docs/messages/promise-in-next-config'
       )
     }
   }
@@ -1441,7 +1441,7 @@ export default async function getBaseWebpackConfig(
           chalk.bold(
             'Built-in CSS support is being disabled due to custom CSS configuration being detected.\n'
           ) +
-          'See here for more info: https://err.sh/next.js/built-in-css-disabled\n'
+          'See here for more info: https://nextjs.org/docs/messages/built-in-css-disabled\n'
       )
     }
 

packages/next/build/webpack/config/blocks/css/messages.ts

@@ -7,23 +7,23 @@ export function getGlobalImportError(file: string | null) {
     'Custom <App>'
   )}. Please move all global CSS imports to ${chalk.cyan(
     file ? file : 'pages/_app.js'
-  )}. Or convert the import to Component-Level CSS (CSS Modules).\nRead more: https://err.sh/next.js/css-global`
+  )}. Or convert the import to Component-Level CSS (CSS Modules).\nRead more: https://nextjs.org/docs/messages/css-global`
 }
 
 export function getGlobalModuleImportError() {
   return `Global CSS ${chalk.bold(
     'cannot'
   )} be imported from within ${chalk.bold(
     'node_modules'
-  )}.\nRead more: https://err.sh/next.js/css-npm`
+  )}.\nRead more: https://nextjs.org/docs/messages/css-npm`
 }
 
 export function getLocalModuleImportError() {
   return `CSS Modules ${chalk.bold(
     'cannot'
   )} be imported from within ${chalk.bold(
     'node_modules'
-  )}.\nRead more: https://err.sh/next.js/css-modules-npm`
+  )}.\nRead more: https://nextjs.org/docs/messages/css-modules-npm`
 }
 
 export function getCustomDocumentError() {

packages/next/build/webpack/config/blocks/css/plugins.ts

@@ -37,7 +37,7 @@ function isIgnoredPlugin(pluginPath: string): boolean {
       plugin
     )} plugin from your PostCSS configuration. ` +
       `This plugin is automatically configured by Next.js.\n` +
-      'Read more: https://err.sh/next.js/postcss-ignored-plugin'
+      'Read more: https://nextjs.org/docs/messages/postcss-ignored-plugin'
   )
   return true
 }
@@ -119,7 +119,7 @@ export async function getPostCssPlugins(
   if (typeof config === 'function') {
     throw new Error(
       `Your custom PostCSS configuration may not export a function. Please export a plain object instead.\n` +
-        'Read more: https://err.sh/next.js/postcss-function'
+        'Read more: https://nextjs.org/docs/messages/postcss-function'
     )
   }
 
@@ -184,14 +184,14 @@ export async function getPostCssPlugins(
             )}: A PostCSS Plugin must be provided as a ${chalk.bold(
               'string'
             )}. Instead, we got: '${pluginName}'.\n` +
-              'Read more: https://err.sh/next.js/postcss-shape'
+              'Read more: https://nextjs.org/docs/messages/postcss-shape'
           )
         } else {
           console.error(
             `${chalk.red.bold(
               'Error'
             )}: A PostCSS Plugin was passed as an array but did not provide its configuration ('${pluginName}').\n` +
-              'Read more: https://err.sh/next.js/postcss-shape'
+              'Read more: https://nextjs.org/docs/messages/postcss-shape'
           )
         }
         throw new Error(genericErrorText)
@@ -202,15 +202,15 @@ export async function getPostCssPlugins(
           'Error'
         )}: A PostCSS Plugin was passed as a function using require(), but it must be provided as a ${chalk.bold(
           'string'
-        )}.\nRead more: https://err.sh/next.js/postcss-shape`
+        )}.\nRead more: https://nextjs.org/docs/messages/postcss-shape`
       )
       throw new Error(genericErrorText)
     } else {
       console.error(
         `${chalk.red.bold(
           'Error'
         )}: An unknown PostCSS plugin was provided (${plugin}).\n` +
-          'Read more: https://err.sh/next.js/postcss-shape'
+          'Read more: https://nextjs.org/docs/messages/postcss-shape'
       )
       throw new Error(genericErrorText)
     }

packages/next/cli/next-build.ts

@@ -72,7 +72,7 @@ const nextBuild: cliCommand = (argv) => {
     ) {
       Log.warn(
         'React 17.0.1 or newer will be required to leverage all of the upcoming features in Next.js 11.' +
-          ' Read more: https://err.sh/next.js/react-version'
+          ' Read more: https://nextjs.org/docs/messages/react-version'
       )
     } else {
       const reactDomVersion: string | null = await getPackageVersion({
@@ -86,7 +86,7 @@ const nextBuild: cliCommand = (argv) => {
       ) {
         Log.warn(
           'React 17.0.1 or newer will be required to leverage all of the upcoming features in Next.js 11.' +
-            ' Read more: https://err.sh/next.js/react-version'
+            ' Read more: https://nextjs.org/docs/messages/react-version'
         )
       }
     }

packages/next/cli/next-dev.ts

@@ -73,7 +73,7 @@ const nextDev: cliCommand = (argv) => {
     ) {
       Log.warn(
         'React 17.0.1 or newer will be required to leverage all of the upcoming features in Next.js 11.' +
-          ' Read more: https://err.sh/next.js/react-version'
+          ' Read more: https://nextjs.org/docs/messages/react-version'
       )
     } else {
       const reactDomVersion: string | null = await getPackageVersion({
@@ -87,7 +87,7 @@ const nextDev: cliCommand = (argv) => {
       ) {
         Log.warn(
           'React 17.0.1 or newer will be required to leverage all of the upcoming features in Next.js 11.' +
-            ' Read more: https://err.sh/next.js/react-version'
+            ' Read more: https://nextjs.org/docs/messages/react-version'
         )
       }
     }
@@ -100,7 +100,7 @@ const nextDev: cliCommand = (argv) => {
       Log.warn(
         'Your project has both `sass` and `node-sass` installed as dependencies, but should only use one or the other. ' +
           'Please remove the `node-sass` dependency from your project. ' +
-          ' Read more: https://err.sh/next.js/duplicate-sass'
+          ' Read more: https://nextjs.org/docs/messages/duplicate-sass'
       )
     }
   }

packages/next/client/dev/error-overlay/format-webpack-messages.js

@@ -105,7 +105,7 @@ function formatMessage(message) {
     lines[1] =
       "To use Next.js' built-in Sass support, you first need to install `sass`.\n"
     lines[1] += 'Run `npm i sass` or `yarn add sass` inside your workspace.\n'
-    lines[1] += '\nLearn more: https://err.sh/next.js/install-sass'
+    lines[1] += '\nLearn more: https://nextjs.org/docs/messages/install-sass'
   }
 
   message = lines.join('\n')

packages/next/client/head-manager.ts

@@ -48,7 +48,7 @@ function updateElements(type: string, components: JSX.Element[]): void {
   if (process.env.NODE_ENV !== 'production') {
     if (!headCountEl) {
       console.error(
-        'Warning: next-head-count is missing. https://err.sh/next.js/next-head-count-missing'
+        'Warning: next-head-count is missing. https://nextjs.org/docs/messages/next-head-count-missing'
       )
       return
     }

packages/next/client/image.tsx

@@ -577,7 +577,7 @@ function defaultLoader({
       if (!configDomains.includes(parsedSrc.hostname)) {
         throw new Error(
           `Invalid src prop (${src}) on \`next/image\`, hostname "${parsedSrc.hostname}" is not configured under images in your \`next.config.js\`\n` +
-            `See more info: https://err.sh/next.js/next-image-unconfigured-host`
+            `See more info: https://nextjs.org/docs/messages/next-image-unconfigured-host`
         )
       }
     }

packages/next/client/link.tsx

@@ -206,7 +206,7 @@ function Link(props: React.PropsWithChildren<LinkProps>) {
     if (props.prefetch && !hasWarned.current) {
       hasWarned.current = true
       console.warn(
-        'Next.js auto-prefetches automatically based on viewport. The prefetch attribute is no longer needed. More: https://err.sh/vercel/next.js/prefetch-true-deprecated'
+        'Next.js auto-prefetches automatically based on viewport. The prefetch attribute is no longer needed. More: https://nextjs.org/docs/messages/prefetch-true-deprecated'
       )
     }
   }