hacky fix for missing target warning

src/compile/render-dom/wrappers/InlineComponent/index.ts

@@ -112,6 +112,14 @@ export default class InlineComponentWrapper extends Wrapper {
 			componentInitProperties.push(`props: ${name_initial_data}`);
 		}
 
+		if (component.options.dev) {
+			// TODO this is a terrible hack, but without it the component
+			// will complain that options.target is missing. This would
+			// work better if components had separate public and private
+			// APIs
+			componentInitProperties.push(`$$inline: true`);
+		}
+
 		if (!usesSpread && (this.node.attributes.filter(a => a.isDynamic).length || this.node.bindings.length)) {
 			updates.push(`var ${name_changes} = {};`);
 		}

src/internal/Component.js

@@ -85,6 +85,7 @@ export class $$Component {
 			// TODO null out other refs, including this.$$ (but need to
 			// preserve final state?)
 			this.$$onDestroy = this.$$fragment = null;
+			this.$$.get_state = () => ({});
 		}
 	}
 
@@ -137,7 +138,7 @@ export class $$Component {
 
 export class $$ComponentDev extends $$Component {
 	constructor(options) {
-		if (!options || !options.target) {
+		if (!options || (!options.target && !options.$$inline)) {
 			throw new Error(`'target' is a required option`);
 		}
 

test/runtime/samples/element-source-location/_config.js

@@ -1,4 +1,4 @@
-import path from 'path';
+import * as path from 'path';
 
 export default {
 	compileOptions: {
@@ -11,9 +11,9 @@ export default {
 
 		assert.deepEqual(h1.__svelte_meta.loc, {
 			file: path.relative(process.cwd(), path.resolve(__dirname, 'main.html')),
-			line: 0,
+			line: 4,
 			column: 0,
-			char: 0
+			char: 51
 		});
 
 		assert.deepEqual(p.__svelte_meta.loc, {