Improve astro sync error handling (#9888)

* fix(#9711): improve `astro sync` error handling

* Update .changeset/healthy-jokes-deny.md

* update unit tests

---------

Co-authored-by: Arsh <69170106+lilnasy@users.noreply.github.com>

.changeset/healthy-jokes-deny.md

@@ -0,0 +1,5 @@
+---
+"astro": patch
+---
+
+Improves error handling logic for the `astro sync` command.

packages/astro/src/core/errors/errors.ts

@@ -27,7 +27,7 @@ type ErrorTypes =
 	| 'AggregateError';
 
 export function isAstroError(e: unknown): e is AstroError {
-	return e instanceof Error && (e as AstroError).type === 'AstroError';
+	return e instanceof AstroError;
 }
 
 export class AstroError extends Error {

packages/astro/src/core/sync/index.ts

@@ -18,6 +18,8 @@ import { createVite } from '../create-vite.js';
 import { AstroError, AstroErrorData, createSafeError, isAstroError } from '../errors/index.js';
 import type { Logger } from '../logger/core.js';
 import { ensureProcessNodeEnv } from '../util.js';
+import { formatErrorMessage } from '../messages.js';
+import { collectErrorMetadata } from '../errors/dev/utils.js';
 
 export type ProcessExit = 0 | 1;
 
@@ -55,7 +57,16 @@ export default async function sync(
 		command: 'build',
 	});
 
-	return await syncInternal(settings, { ...options, logger });
+	try {
+		return await syncInternal(settings, { ...options, logger });
+	} catch (err) {
+		const error = createSafeError(err);
+		logger.error(
+			'content',
+			formatErrorMessage(collectErrorMetadata(error), logger.level() === 'debug') + '\n'
+		);
+		return 1;
+	}
 }
 
 /**

packages/astro/test/units/dev/collections-mixed-content-errors.test.js

@@ -35,14 +35,7 @@ name: Ben
 			root
 		);
 
-		try {
+		expect(await sync({ fs })).to.equal(1);
-			await sync({ fs });
-			expect.fail(0, 1, 'Expected sync to throw');
-		} catch (e) {
-			expect(e).to.be.instanceOf(Error);
-			expect(e.type).to.equal('AstroError');
-			expect(e.message).to.include('authors');
-		}
 	});
 
 	it('raises "mixed content" error when data in content collection', async () => {
@@ -70,15 +63,7 @@ title: Post
 			root
 		);
 
-		try {
+		expect(await sync({ fs })).to.equal(1);
-			await sync({ fs });
-			expect.fail(0, 1, 'Expected sync to throw');
-		} catch (e) {
-			expect(e).to.be.instanceOf(Error);
-			expect(e.type).to.equal('AstroError');
-
-			expect(e.message).to.include('blog');
-		}
 	});
 
 	it('raises error when data collection configured as content collection', async () => {
@@ -101,14 +86,7 @@ title: Post
 			root
 		);
 
-		try {
+		expect(await sync({ fs })).to.equal(1);
-			await sync({ fs });
-			expect.fail(0, 1, 'Expected sync to throw');
-		} catch (e) {
-			expect(e).to.be.instanceOf(Error);
-			expect(e.type).to.equal('AstroError');
-			expect(e.hint).to.include("Try adding `type: 'data'`");
-		}
 	});
 
 	it('does not raise error for empty collection with config', async () => {