withastro · bholmesdev · Feb 16, 2023 · Feb 15, 2023 · Feb 15, 2023 · Feb 16, 2023
diff --git a/.changeset/metal-ducks-invite.md b/.changeset/metal-ducks-invite.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fix: prevent dev server hanging for `getCollection()` calls within a layout when using the `layout` prop
diff --git a/packages/astro/src/core/render/dev/vite.ts b/packages/astro/src/core/render/dev/vite.ts
@@ -60,7 +60,16 @@ export async function* crawlGraph(
 					if (entryIsStyle && !isCSSRequest(importedModulePathname)) {
 						continue;
 					}
-					if (fileExtensionsToSSR.has(npath.extname(importedModulePathname))) {
+					if (
+						fileExtensionsToSSR.has(
+							npath.extname(
+								// Use `id` instead of `pathname` to preserve query params.
+								// Should not SSR a module with an unexpected query param,
+								// like "?astroPropagatedAssets"
+								importedModule.id
+							)
+						)
+					) {
 						const mod = loader.getModuleById(importedModule.id);
 						if (!mod?.ssrModule) {
 							try {

diff --git a/packages/astro/test/content-collections-render.test.js b/packages/astro/test/content-collections-render.test.js
@@ -191,5 +191,24 @@ describe('Content Collections - render()', () => {
 			expect(h2).to.have.a.lengthOf(1);
 			expect(h2.attr('data-components-export-applied')).to.equal('true');
 		});
+
+		it('Supports layout prop with recursive getCollection() call', async () => {
+			const response = await fixture.fetch('/with-layout-prop', { method: 'GET' });
+			expect(response.status).to.equal(200);
+
+			const html = await response.text();
+			const $ = cheerio.load(html);
+
+			const body = $('body');
+			expect(body.attr('data-layout-prop')).to.equal('true');
+
+			const h1 = $('h1');
+			expect(h1).to.have.a.lengthOf(1);
+			expect(h1.text()).to.equal('With Layout Prop');
+
+			const h2 = $('h2');
+			expect(h2).to.have.a.lengthOf(1);
+			expect(h2.text()).to.equal('Content with a layout prop');
+		});
 	});
 });
diff --git a/packages/astro/test/fixtures/content/src/components/LayoutProp.astro b/packages/astro/test/fixtures/content/src/components/LayoutProp.astro
@@ -0,0 +1,38 @@
+---
+import { CollectionEntry, getCollection } from 'astro:content';
+
+// Test for recursive `getCollection()` calls
+const blog = await getCollection('blog');
+
+type Props = {
+	content: CollectionEntry<'blog'>['data'];
+};
+
+const {
+	content: { title },
+} = Astro.props;
+---
+
+<html lang="en">
+	<head>
+		<meta charset="utf-8" />
+		<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+		<meta name="viewport" content="width=device-width" />
+		<meta name="generator" content={Astro.generator} />
+		<title>With Layout Prop</title>
+	</head>
+	<body data-layout-prop="true">
+		<h1>{title}</h1>
+		<nav>
+			<ul>
+				{blog.map((post) => (
+					<li>
+						<a href={post.slug}>{post.data.title}</a>
+					</li>
+				))}
+			</ul>
+		</nav>
+		<slot />
+	</body>
+</html>
+
diff --git a/packages/astro/test/fixtures/content/src/content/blog/with-layout-prop.md b/packages/astro/test/fixtures/content/src/content/blog/with-layout-prop.md
@@ -0,0 +1,9 @@
+---
+title: With Layout Prop
+description: Use a layout prop in a content collection
+layout: "../../components/LayoutProp.astro"
+---
+
+## Content with a layout prop
+
+Sure, why not?
diff --git a/packages/astro/test/fixtures/content/src/pages/with-layout-prop.astro b/packages/astro/test/fixtures/content/src/pages/with-layout-prop.astro
@@ -0,0 +1,7 @@
+---
+import { getEntryBySlug } from 'astro:content';
+
+const entry = await getEntryBySlug('blog', 'with-layout-prop');
+const { Content } = await entry.render();
+---
+<Content />