Support Svelte 3

fixes #546, #551, #552, #554

test/apps/errors/src/client.js

@@ -1,4 +1,4 @@
-import * as sapper from '../__sapper__/client.js';
+import * as sapper from '@sapper/app';
 
 window.start = () => sapper.start({
 	target: document.querySelector('#sapper')

test/apps/errors/src/routes/blog/[slug].html

@@ -1,19 +1,21 @@
-<h1>{post.title}</h1>
+<script context="module">
+	export function preload({ params }) {
+		const { slug } = params;
+
+		return this.fetch(`blog/${slug}.json`).then(r => {
+			return r.json().then(data => {
+				if (r.status !== 200) {
+					this.error(r.status, data);
+				}
+
+				return data;
+			});
+		});
+	}
+</script>
 
 <script>
-	export default {
-		preload({ params }) {
-			const { slug } = params;
+	export let post;
+</script>
 
-			return this.fetch(`blog/${slug}.json`).then(r => {
-				return r.json().then(data => {
-					if (r.status !== 200) {
-						this.error(r.status, data);
-					}
-
-					return data;
-				});
-			});
-		}
-	};
-</script>
+<h1>{post.title}</h1>

test/apps/errors/src/routes/enhance-your-calm.html

@@ -1,7 +1,5 @@
-<script>
-	export default {
-		preload() {
-			this.error(420, 'Enhance your calm');
-		}
-	};
+<script context="module">
+	export function preload() {
+		this.error(420, 'Enhance your calm');
+	}
 </script>

test/apps/errors/src/routes/throw.html

@@ -1,7 +1,5 @@
-<script>
-	export default {
-		preload() {
-			throw new Error('nope');
-		}
-	};
+<script context="module">
+	export function preload() {
+		throw new Error('nope');
+	}
 </script>

test/apps/errors/src/server.js

@@ -1,5 +1,5 @@
 import polka from 'polka';
-import * as sapper from '../__sapper__/server.js';
+import * as sapper from '@sapper/server';
 
 const { PORT } = process.env;
 

test/apps/errors/src/service-worker.js

@@ -1,10 +1,10 @@
-import { timestamp, files, shell, routes } from '../__sapper__/service-worker.js';
+import * as sapper from '@sapper/service-worker';
 
-const ASSETS = `cache${timestamp}`;
+const ASSETS = `cache${sapper.timestamp}`;
 
 // `shell` is an array of all the files generated by webpack,
 // `files` is an array of everything in the `static` directory
-const to_cache = shell.concat(ASSETS);
+const to_cache = sapper.shell.concat(sapper.files);
 const cached = new Set(to_cache);
 
 self.addEventListener('install', event => {
@@ -65,7 +65,7 @@ self.addEventListener('fetch', event => {
 	// might prefer a cache-first approach to a network-first one.)
 	event.respondWith(
 		caches
-			.open(`offline${timestamp}`)
+			.open(`offline${sapper.timestamp}`)
 			.then(async cache => {
 				try {
 					const response = await fetch(event.request);