diff --git a/packages/angular/build/src/builders/dev-server/vite-server.ts b/packages/angular/build/src/builders/dev-server/vite-server.ts index e76573c30151..89b93d2a8f51 100644 --- a/packages/angular/build/src/builders/dev-server/vite-server.ts +++ b/packages/angular/build/src/builders/dev-server/vite-server.ts @@ -457,6 +457,41 @@ export async function* serveWithVite( } }); + // Setup component HMR invalidation + // Invalidation occurs when the runtime cannot update a component + server.hot.on( + 'angular:invalidate', + (data: { id: string; message?: string; error?: boolean }) => { + if (typeof data?.id !== 'string') { + context.logger.warn( + 'Development server client sent invalid internal invalidate event.', + ); + } + + // Clear invalid template update + templateUpdates.delete(data.id); + + // Some cases are expected unsupported update scenarios but some may be errors. + // If an error occurred, log the error in addition to the invalidation. + if (data.error) { + context.logger.error( + `Component update failed${data.message ? `: ${data.message}` : '.'}` + + '\nPlease consider reporting the error at https://github.com/angular/angular-cli/issues', + ); + } else { + context.logger.warn( + `Component update unsupported${data.message ? `: ${data.message}` : '.'}`, + ); + } + + server?.ws.send({ + type: 'full-reload', + path: '*', + }); + context.logger.info('Page reload sent to client(s).'); + }, + ); + const urls = server.resolvedUrls; if (urls && (urls.local.length || urls.network.length)) { serverUrl = new URL(urls.local[0] ?? urls.network[0]);