fix filename var

src/compiler/compile/render_dom/index.ts

@@ -26,8 +26,8 @@ export default function dom(
 
 	const body = [];
 
-	if (component.compile_options.dev) {
-		body.push(b`const ${renderer.file_var} = ${component.file && stringify(component.file, { only_escape_at_symbol: true })};`);
+	if (component.compile_options.dev && component.file) {
+		body.push(b`const ${renderer.file_var} = "${component.file}";`);
 	}
 
 	const css = component.stylesheet.render(options.filename, !options.customElement);
@@ -364,7 +364,7 @@ export default function dom(
 		let unknown_props_check;
 		if (component.compile_options.dev && !component.var_lookup.has('$$props') && writable_props.length) {
 			unknown_props_check = b`
-				const writable_props = [${writable_props.map(prop => `'${prop.export_name}'`)}];
+				const writable_props = [${writable_props.map(prop => x`'${prop.export_name}'`)}];
 				@_Object.keys($$props).forEach(key => {
 					if (!writable_props.includes(key) && !key.startsWith('$$')) @_console.warn(\`<${component.tag}> was created with unknown prop '\${key}'\`);
 				});

test/runtime/index.js

@@ -3,7 +3,7 @@ import * as path from "path";
 import * as fs from "fs";
 import { rollup } from 'rollup';
 import * as virtual from 'rollup-plugin-virtual';
-import { clear_loops, flush, set_now, set_raf, component_subscribe } from "../../internal";
+import { clear_loops, flush, set_now, set_raf } from "../../internal";
 
 import {
 	showOutput,
@@ -229,7 +229,7 @@ describe.only("runtime", () => {
 				}),
 				{
 					name: 'svelte-packages',
-					resolveId: (importee, importer) => {
+					resolveId: (importee) => {
 						if (importee.startsWith('svelte/')) {
 							return importee.replace('svelte', process.cwd()) + '/index.mjs';
 						}