Merge pull request #2274 from jches/gh/2022

Fix weird code generation error

src/compile/Component.ts

@@ -865,7 +865,7 @@ export default class Component {
 					}
 				} else {
 					if (node.type !== 'ExportNamedDeclaration') {
-						if (!parent) current_group = null;
+						if (!parent || parent.type === 'Program') current_group = null;
 					}
 				}
 			},

test/runtime/samples/reactive-values-exported/_config.js

@@ -0,0 +1,18 @@
+export default {
+	props: {
+		x: 1
+	},
+
+	html: `
+		<p>1 1 1</p>
+	`,
+
+	test({ assert, component, target }) {
+		assert.equal(component.y, 1);
+		assert.equal(component.z, 1);
+
+		component.x = 2;
+		assert.equal(component.y, 2);
+		assert.equal(component.z, 2);
+	}
+};

test/runtime/samples/reactive-values-exported/main.svelte

@@ -0,0 +1,10 @@
+<script>
+	export let x, y
+
+	$: y = x;
+
+	export let z;
+	$: z = x;
+</script>
+
+<p>{x} {y} {z}</p>