fixes

src/index.ts

@@ -150,7 +150,7 @@ function create(source: string, _options: CompileOptions = {}) {
 	}
 
 	try {
-		return (new Function(compiled.js.code))();
+		return (new Function(`return ${compiled.js.code}`))();
 	} catch (err) {
 		if (_options.onerror) {
 			_options.onerror(err);

test/create/index.js

@@ -4,7 +4,7 @@ import { svelte, deindent } from "../helpers.js";
 describe("create", () => {
 	it("should return a component constructor", () => {
 		const source = deindent`
-			<div>{{prop}}</div>
+			<div>{prop}</div>
 		`;
 
 		const component = svelte.create(source);
@@ -13,7 +13,7 @@ describe("create", () => {
 
 	it("should throw error when source is invalid ", done => {
 		const source = deindent`
-			<div>{{prop}</div>
+			<div>{prop</div>
 		`;
 
 		const component = svelte.create(source, {
@@ -27,7 +27,7 @@ describe("create", () => {
 
 	it("should return undefined when source is invalid ", () => {
 		const source = deindent`
-			<div>{{prop}</div>
+			<div>{prop</div>
 		`;
 
 		const component = svelte.create(source, {