final pass at Outlet approach

examples/minimal/src/content/posts/intro.md

@@ -0,0 +1 @@
+Hello world!

examples/minimal/src/env.d.ts

@@ -1 +1,2 @@
+/// <reference path="../.astro/types.d.ts" />
 /// <reference types="astro/client" />

examples/minimal/src/layouts/Default.astro

@@ -15,16 +15,31 @@ import { Outlet } from 'astro/components';
 			<h1>My Website</h1>
 		</header>
 
-		<slot name="nav" />
+		<Outlet id="nav">
+			<slot name="nav" />
+		</Outlet>
 
 		<main>
 			{() => new Promise((resolve) => setTimeout(resolve, 1000))}
-			<slot />
+			<Outlet id="main">
+				<slot />
+			</Outlet>
 			{() => new Promise((resolve) => setTimeout(resolve, 1000))}
-
-			<slot name="tabs" />
 		</main>
 
+		<style is:global>
+			nav ul {
+				list-style: none;
+				margin: 0;
+				padding: 0;
+				display: flex;
+				gap: 1rem;
+			}
+			a.active {
+				color: red;
+			}
+		</style>
+
 		<script>
 			function getOutlets() {
 				const query = "//comment()[contains(., 'astro:outlet')]";
@@ -98,6 +113,7 @@ import { Outlet } from 'astro/components';
 						async function update() {
 							const promises: any[] = [];
 							for (const [outlet, range] of Object.entries(getOutlets())) {
+								console.log({ outlet });
 								promises.push(
 									fetch(event.destination.url, {
 										headers: { 'x-astro-outlet': outlet },
@@ -115,18 +131,5 @@ import { Outlet } from 'astro/components';
 				});
 			});
 		</script>
-
-		<style is:global>
-			nav ul {
-				list-style: none;
-				margin: 0;
-				padding: 0;
-				display: flex;
-				gap: 1rem;
-			}
-			a.active {
-				color: red;
-			}
-		</style>
 	</body>
 </html>

examples/minimal/src/pages/index.astro

@@ -1,11 +1,18 @@
 ---
 import Layout from '../layouts/Default.astro';
+
+import { getEntryBySlug } from 'astro:content';
+
+const entry = await getEntryBySlug('posts', 'intro');
+const { Content } = await entry.render();
 ---
 
 <Layout>
 	<div>
 		<h2>Home</h2>
 		<p>Streaming partials!</p>
+
+		<Content />
 	</div>
 
 	<nav slot="nav">

examples/portfolio/src/layouts/BaseLayout.astro

@@ -31,6 +31,11 @@ const { title, description } = Astro.props;
 			addEventListener('load', () => document.documentElement.classList.add('loaded'));
 		</script>
 
+		<script>
+			import listen from 'micromorph/spa';
+			listen();
+		</script>
+
 		<style>
 			:root {
 				--_placeholder-bg: linear-gradient(transparent, transparent);

packages/astro/components/Outlet.astro

@@ -6,7 +6,7 @@ interface Props {
 const { id } = Astro.props;
 
 // @ts-ignore untyped internals
-// $$result.outlets.set(id, $$slots.default);
+$$result.outlets.set(id, () => Astro.slots.render('default'));
 ---
 
 <Fragment set:html={`<!--astro:outlet ${id}-->`} /><slot /><Fragment

packages/astro/package.json

@@ -113,11 +113,11 @@
     "test:e2e:match": "playwright test -g"
   },
   "dependencies": {
-    "@astrojs/compiler": "^1.4.0",
-    "@astrojs/language-server": "^1.0.0",
-    "@astrojs/markdown-remark": "^2.2.0",
-    "@astrojs/telemetry": "^2.1.1",
-    "@astrojs/webapi": "^2.1.1",
+    "@astrojs/compiler": "^1.4.1",
+    "@astrojs/language-server": "^0.28.3",
+    "@astrojs/markdown-remark": "^2.1.4",
+    "@astrojs/telemetry": "^2.1.0",
+    "@astrojs/webapi": "^2.1.0",
     "@babel/core": "^7.18.2",
     "@babel/generator": "^7.18.2",
     "@babel/parser": "^7.18.4",

packages/astro/src/runtime/server/render/astro/instance.ts

@@ -83,7 +83,7 @@ export function createAstroComponentInstance(
 	const instance = new AstroComponentInstance(result, props, slots, factory);
 	if (result._metadata.request.headers.has('x-astro-outlet')) {
 		for (const [name, slot] of Object.entries(slots)) {
-			result.outletPropagators.set(`${factory.hash} ${name}`, slot);
+			result.outletPropagators.set(name, slot);
 		}
 		return instance;
 	}

packages/astro/src/runtime/server/render/page.ts

@@ -70,14 +70,13 @@ async function bufferHeadContent(result: SSRResult) {
 // Recursively calls component instances that might have slots to be propagated up.
 async function bufferSlottedContent(result: SSRResult, outlet: string) {
 	const iterator = result.outletPropagators.entries();
-	let promises = [];
 	while (true) {
 		const { value: [name, slot] = [], done } = iterator.next();
 		if (done) {
 			break;
 		}
 		const returnValue = await slot(result);
-		result.outlets.set(name, returnValue);
+		// TODO: exhaust all expressions
 		if (name === outlet) {
 			break;
 		}
@@ -153,6 +152,8 @@ export async function renderPage(
 		result.scripts.clear();
 		await bufferSlottedContent(result, outlet);
 
+		console.log(result.outlets);
+
 		if (!result.outlets.get(outlet)) {
 			let init = result.response;
 			let headers = new Headers(init.headers);

pnpm-lock.yaml

@@ -535,19 +535,19 @@ importers:
   packages/astro:
     dependencies:
       '@astrojs/compiler':
-        specifier: ^1.4.0
-        version: 1.4.0
+        specifier: ^1.4.1
+        version: 1.4.1
       '@astrojs/language-server':
-        specifier: ^1.0.0
-        version: 1.0.0
+        specifier: ^0.28.3
+        version: 0.28.3
       '@astrojs/markdown-remark':
-        specifier: ^2.2.0
+        specifier: ^2.1.4
         version: link:../markdown/remark
       '@astrojs/telemetry':
-        specifier: ^2.1.1
+        specifier: ^2.1.0
         version: link:../telemetry
       '@astrojs/webapi':
-        specifier: ^2.1.1
+        specifier: ^2.1.0
         version: link:../webapi
       '@babel/core':
         specifier: ^7.18.2
@@ -5393,20 +5393,22 @@ packages:
       sisteransi: 1.0.5
     dev: false
 
-  /@astrojs/compiler@1.4.0:
-    resolution: {integrity: sha512-Vav3a32Ct+omowV9X9kDM2ghWAvFdjZkv5BdvBjZCKYbFVT6//IZApDIVbHI1UPuLuD2sKyLWx2T+E7clqUJdg==}
+  /@astrojs/compiler@0.31.4:
+    resolution: {integrity: sha512-6bBFeDTtPOn4jZaiD3p0f05MEGQL9pw2Zbfj546oFETNmjJFWO3nzHz6/m+P53calknCvyVzZ5YhoBLIvzn5iw==}
+    dev: false
 
-  /@astrojs/language-server@1.0.0:
-    resolution: {integrity: sha512-oEw7AwJmzjgy6HC9f5IdrphZ1GVgfV/+7xQuyf52cpTiRWd/tJISK3MsKP0cDkVlfodmNABNFnAaAWuLZEiiiA==}
+  /@astrojs/compiler@1.4.1:
+    resolution: {integrity: sha512-aXAxapNWZwGN41P+Am/ma/2kAzKOhMNaY6YuvLkUHFv+UZkmDHD6F0fE1sQA2Up0bLjgPQa1VQzoAaii5tZWaA==}
+
+  /@astrojs/language-server@0.28.3:
+    resolution: {integrity: sha512-fPovAX/X46eE2w03jNRMpQ7W9m2mAvNt4Ay65lD9wl1Z5vIQYxlg7Enp9qP225muTr4jSVB5QiLumFJmZMAaVA==}
     hasBin: true
     dependencies:
-      '@astrojs/compiler': 1.4.0
-      '@jridgewell/trace-mapping': 0.3.18
       '@vscode/emmet-helper': 2.8.8
       events: 3.3.0
       prettier: 2.8.8
-      prettier-plugin-astro: 0.8.0
-      synckit: 0.8.5
+      prettier-plugin-astro: 0.7.2
+      source-map: 0.7.4
       vscode-css-languageservice: 6.2.5
       vscode-html-languageservice: 5.0.5
       vscode-languageserver: 8.1.0
@@ -8436,7 +8438,7 @@ packages:
   /@ts-morph/common@0.16.0:
     resolution: {integrity: sha512-SgJpzkTgZKLKqQniCjLaE3c2L2sdL7UShvmTmPBejAKd2OKV/yfMpQ2IWpAuA+VY5wy7PkSUaEObIqEK6afFuw==}
     dependencies:
-      fast-glob: 3.2.11
+      fast-glob: 3.2.12
       minimatch: 5.1.6
       mkdirp: 1.0.4
       path-browserify: 1.0.1
@@ -15247,14 +15249,25 @@ packages:
       fast-diff: 1.2.0
     dev: true
 
+  /prettier-plugin-astro@0.7.2:
+    resolution: {integrity: sha512-mmifnkG160BtC727gqoimoxnZT/dwr8ASxpoGGl6EHevhfblSOeu+pwH1LAm5Qu1MynizktztFujHHaijLCkww==}
+    engines: {node: ^14.15.0 || >=16.0.0, pnpm: '>=7.14.0'}
+    dependencies:
+      '@astrojs/compiler': 0.31.4
+      prettier: 2.8.8
+      sass-formatter: 0.7.6
+      synckit: 0.8.5
+    dev: false
+
   /prettier-plugin-astro@0.8.0:
     resolution: {integrity: sha512-kt9wk33J7HvFGwFaHb8piwy4zbUmabC8Nu+qCw493jhe96YkpjscqGBPy4nJ9TPy9pd7+kEx1zM81rp+MIdrXg==}
     engines: {node: ^14.15.0 || >=16.0.0, pnpm: '>=7.14.0'}
     dependencies:
-      '@astrojs/compiler': 1.4.0
+      '@astrojs/compiler': 1.4.1
       prettier: 2.8.8
       sass-formatter: 0.7.6
       synckit: 0.8.5
+    dev: true
 
   /prettier@2.8.8:
     resolution: {integrity: sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==}