Fix isDbError() for remote errors

.changeset/tidy-cows-change.md

@@ -0,0 +1,5 @@
+---
+"@astrojs/db": patch
+---
+
+Fix `isDbError()` returning `false` for remote database errors. Astro will now return a `LibsqlError` in development and production.

packages/db/src/runtime/db-client.ts

@@ -4,7 +4,7 @@ import type { LibSQLDatabase } from 'drizzle-orm/libsql';
 import { drizzle as drizzleLibsql } from 'drizzle-orm/libsql';
 import { type SqliteRemoteDatabase, drizzle as drizzleProxy } from 'drizzle-orm/sqlite-proxy';
 import { z } from 'zod';
-import { AstroDbError, safeFetch } from './utils.js';
+import { DetailedLibsqlError, safeFetch } from './utils.js';
 
 const isWebContainer = !!process.versions?.webcontainer;
 
@@ -65,7 +65,10 @@ export function createRemoteDatabaseClient(appToken: string, remoteDbURL: string
 				const json = await res.json();
 				remoteResult = remoteResultSchema.parse(json);
 			} catch (e) {
-				throw new AstroDbError(await getUnexpectedResponseMessage(res));
+				throw new DetailedLibsqlError({
+					message: await getUnexpectedResponseMessage(res),
+					code: KNOWN_ERROR_CODES.SQL_QUERY_FAILED,
+				});
 			}
 
 			if (method === 'run') return remoteResult;
@@ -107,7 +110,10 @@ export function createRemoteDatabaseClient(appToken: string, remoteDbURL: string
 				const json = await res.json();
 				remoteResults = z.array(remoteResultSchema).parse(json);
 			} catch (e) {
-				throw new AstroDbError(await getUnexpectedResponseMessage(res));
+				throw new DetailedLibsqlError({
+					message: await getUnexpectedResponseMessage(res),
+					code: KNOWN_ERROR_CODES.SQL_QUERY_FAILED,
+				});
 			}
 			let results: any[] = [];
 			for (const [idx, rawResult] of remoteResults.entries()) {
@@ -151,22 +157,25 @@ const KNOWN_ERROR_CODES = {
 };
 
 const getUnexpectedResponseMessage = async (response: Response) =>
-	`Unexpected response from remote database:\n(Status ${response.status}) ${await response.text()}`;
+	`Unexpected response from remote database:\n(Status ${response.status}) ${await response.clone().text()}`;
 
-async function parseRemoteError(response: Response): Promise<AstroDbError> {
+async function parseRemoteError(response: Response): Promise<DetailedLibsqlError> {
 	let error;
 	try {
-		error = errorSchema.parse(await response.json()).error;
+		error = errorSchema.parse(await response.clone().json()).error;
 	} catch (e) {
-		return new AstroDbError(await getUnexpectedResponseMessage(response));
+		return new DetailedLibsqlError({
+			message: await getUnexpectedResponseMessage(response),
+			code: KNOWN_ERROR_CODES.SQL_QUERY_FAILED,
+		});
 	}
 	// Strip LibSQL error prefixes
-	let details =
-		error.details?.replace(/.*SQLite error: /, '') ??
-		`(Code ${error.code}) \nError querying remote database.`;
+	let baseDetails = error.details?.replace(/.*SQLite error: /, '') ?? 'Error querying remote database.';
+	// Remove duplicated "code" in details
+	const details = baseDetails.slice(baseDetails.indexOf(':') + 1).trim();
 	let hint = `See the Astro DB guide for query and push instructions: https://docs.astro.build/en/guides/astro-db/#query-your-database`;
 	if (error.code === KNOWN_ERROR_CODES.SQL_QUERY_FAILED && details.includes('no such table')) {
 		hint = `Did you run \`astro db push\` to push your latest table schemas?`;
 	}
-	return new AstroDbError(details, hint);
+	return new DetailedLibsqlError({ message: details, code: error.code, hint });
 }

packages/db/src/runtime/utils.ts

@@ -1,3 +1,4 @@
+import { LibsqlError } from '@libsql/client';
 import { AstroError } from 'astro/errors';
 
 const isWindows = process?.platform === 'win32';
@@ -25,6 +26,22 @@ export class AstroDbError extends AstroError {
 	name = 'Astro DB Error';
 }
 
+export class DetailedLibsqlError extends LibsqlError {
+	name = 'Astro DB Error';
+	hint?: string;
+
+	constructor({
+		message,
+		code,
+		hint,
+		rawCode,
+		cause,
+	}: { message: string; code: string; hint?: string; rawCode?: number; cause?: Error }) {
+		super(message, code, rawCode, cause);
+		this.hint = hint;
+	}
+}
+
 function slash(path: string) {
 	const isExtendedLengthPath = path.startsWith('\\\\?\\');
 

packages/db/test/error-handling.test.js

@@ -1,5 +1,6 @@
 import { expect } from 'chai';
 import { loadFixture } from '../../astro/test/test-utils.js';
+import { setupRemoteDbServer } from './test-utils.js';
 
 const foreignKeyConstraintError =
 	'LibsqlError: SQLITE_CONSTRAINT_FOREIGNKEY: FOREIGN KEY constraint failed';
@@ -25,18 +26,31 @@ describe('astro:db - error handling', () => {
 
 		it('Raises foreign key constraint LibsqlError', async () => {
 			const json = await fixture.fetch('/foreign-key-constraint.json').then((res) => res.json());
-			expect(json.error).to.equal(foreignKeyConstraintError);
+			expect(json).to.deep.equal({
+				message: foreignKeyConstraintError,
+				code: 'SQLITE_CONSTRAINT_FOREIGNKEY',
+			});
 		});
 	});
 
-	describe('build', () => {
+	describe('build --remote', () => {
+		let remoteDbServer;
+
 		before(async () => {
+			remoteDbServer = await setupRemoteDbServer(fixture.config);
 			await fixture.build();
 		});
 
+		after(async () => {
+			await remoteDbServer?.stop();
+		});
+
 		it('Raises foreign key constraint LibsqlError', async () => {
 			const json = await fixture.readFile('/foreign-key-constraint.json');
-			expect(JSON.parse(json).error).to.equal(foreignKeyConstraintError);
+			expect(JSON.parse(json)).to.deep.equal({
+				message: foreignKeyConstraintError,
+				code: 'SQLITE_CONSTRAINT_FOREIGNKEY',
+			});
 		});
 	});
 });

packages/db/test/fixtures/error-handling/src/pages/foreign-key-constraint.json.ts

@@ -11,8 +11,8 @@ export const GET: APIRoute = async () => {
 		});
 	} catch (e) {
 		if (isDbError(e)) {
-			return new Response(JSON.stringify({ error: `LibsqlError: ${e.message}` }));
+			return new Response(JSON.stringify({ message: `LibsqlError: ${e.message}`, code: e.code }));
 		}
 	}
-	return new Response(JSON.stringify({ error: 'Did not raise expected exception' }));
+	return new Response(JSON.stringify({ message: 'Did not raise expected exception' }));
 };

packages/db/test/test-utils.js

@@ -1,5 +1,5 @@
 import { createServer } from 'node:http';
-import { createClient } from '@libsql/client';
+import { LibsqlError, createClient } from '@libsql/client';
 import { z } from 'zod';
 import { cli } from '../dist/core/cli/index.js';
 import { resolveDbConfig } from '../dist/core/load-file.js';
@@ -112,7 +112,10 @@ function createRemoteDbServer() {
 				res.end(
 					JSON.stringify({
 						success: false,
-						message: e.message,
+						error: {
+							code: e instanceof LibsqlError ? e.code : 'SQLITE_QUERY_FAILED',
+							details: e.message,
+						}
 					})
 				);
 			}