generateRoutes() {
const routes = super.generateRoutes();
// In development we expose all compiled files for react-error-overlay's line show feature
// We use unshift so that we're sure the routes is defined before Next's default routes
routes.unshift({
match: router_1.route('/_next/development/:path*'),
fn: async (req, res, params) => {
const p = path_1.join(this.distDir, ...(params.path || []));
await this.serveStatic(req, res, p);
}
});
return routes;
}
async addExportPathMapRoutes() {
// Makes `next export` exportPathMap work in development mode.
// So that the user doesn't have to define a custom server reading the exportPathMap
if (this.nextConfig.exportPathMap) {
console.log('Defining routes from exportPathMap');
const exportPathMap = await this.nextConfig.exportPathMap({}, { dev: true, dir: this.dir, outDir: null, distDir: this.distDir, buildId: this.buildId }); // In development we can't give a default path mapping
for (const path in exportPathMap) {
const { page, query = {} } = exportPathMap[path];
// We use unshift so that we're sure the routes is defined before Next's default routes
this.router.add({
match: router_1.route(path),
fn: async (req, res, params, parsedUrl) => {
const { query: urlQuery } = parsedUrl;
Object.keys(urlQuery)
.filter(key => query[key] === undefined)
.forEach(key => console.warn(`Url defines a query parameter '${key}' that is missing in exportPathMap`));
const mergedQuery = Object.assign({}, urlQuery, query);
await this.render(req, res, page, mergedQuery, parsedUrl);
}
});
}
}
}
return { preflight: false };
}
res.setHeader('Access-Control-Allow-Origin', req.headers.origin);
res.setHeader('Access-Control-Allow-Methods', 'OPTIONS, GET');
// Based on https://github.com/primus/access-control/blob/4cf1bc0e54b086c91e6aa44fb14966fa5ef7549c/index.js#L158
if (req.headers['access-control-request-headers']) {
res.setHeader('Access-Control-Allow-Headers', req.headers['access-control-request-headers']);
}
if (req.method === 'OPTIONS') {
res.writeHead(200);
res.end();
return { preflight: true };
}
return { preflight: false };
}
const matchNextPageBundleRequest = router_1.route('/_next/static/:buildId/pages/:path*.js(.map)?');
// Recursively look up the issuer till it ends up at the root
function findEntryModule(issuer) {
if (issuer.issuer) {
return findEntryModule(issuer.issuer);
}
return issuer;
}
function erroredPages(compilation, options = { enhanceName: (name) => name }) {
const failedPages = {};
for (const error of compilation.errors) {
const entryModule = findEntryModule(error.origin);
const { name } = entryModule;
if (!name) {
continue;
}