merge main

Author: Rich-Harris

.changeset/early-tips-prove.md

@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: reset `is_flushing` if `flushSync` is called and there's no scheduled effect

.changeset/flat-points-kick.md

@@ -1,5 +1,33 @@
 # svelte
 
+## 5.33.18
+
+### Patch Changes
+
+- chore: bump `esrap` dependency ([#16106](https://github.com/sveltejs/svelte/pull/16106))
+
+- fix: destructuring state in ssr ([#16102](https://github.com/sveltejs/svelte/pull/16102))
+
+## 5.33.17
+
+### Patch Changes
+
+- chore: update acorn parser `ecmaVersion` to parse import attributes ([#16098](https://github.com/sveltejs/svelte/pull/16098))
+
+## 5.33.16
+
+### Patch Changes
+
+- fix: visit expression when destructuring state declarations ([#16081](https://github.com/sveltejs/svelte/pull/16081))
+
+- fix: move xmlns attribute from SVGAttributes to to DOMAttributes ([#16080](https://github.com/sveltejs/svelte/pull/16080))
+
+## 5.33.15
+
+### Patch Changes
+
+- fix: invoke parent boundary of deriveds that throw ([#16091](https://github.com/sveltejs/svelte/pull/16091))
+
 ## 5.33.14
 
 ### Patch Changes

packages/svelte/CHANGELOG.md

@@ -463,6 +463,8 @@ export interface DOMAttributes<T extends EventTarget> {
 	'on:fullscreenerror'?: EventHandler<Event, T> | undefined | null;
 	onfullscreenerror?: EventHandler<Event, T> | undefined | null;
 	onfullscreenerrorcapture?: EventHandler<Event, T> | undefined | null;
+
+	xmlns?: string | undefined | null;
 }
 
 // All the WAI-ARIA 1.1 attributes from https://www.w3.org/TR/wai-aria-1.1/
@@ -1809,7 +1811,6 @@ export interface SVGAttributes<T extends EventTarget> extends AriaAttributes, DO
 	'xlink:type'?: string | undefined | null;
 	'xml:base'?: string | undefined | null;
 	'xml:lang'?: string | undefined | null;
-	xmlns?: string | undefined | null;
 	'xmlns:xlink'?: string | undefined | null;
 	'xml:space'?: string | undefined | null;
 	y1?: number | string | undefined | null;

packages/svelte/elements.d.ts

@@ -2,7 +2,7 @@
   "name": "svelte",
   "description": "Cybernetically enhanced web apps",
   "license": "MIT",
-  "version": "5.33.14",
+  "version": "5.33.18",
   "type": "module",
   "types": "./types/index.d.ts",
   "engines": {
@@ -174,7 +174,7 @@
     "axobject-query": "^4.1.0",
     "clsx": "^2.1.1",
     "esm-env": "^1.2.1",
-    "esrap": "^1.4.6",
+    "esrap": "^1.4.8",
     "is-reference": "^3.0.3",
     "locate-character": "^3.0.0",
     "magic-string": "^0.30.11",

packages/svelte/package.json

@@ -36,7 +36,7 @@ export function parse(source, typescript, is_script) {
 		ast = parser.parse(source, {
 			onComment,
 			sourceType: 'module',
-			ecmaVersion: 13,
+			ecmaVersion: 16,
 			locations: true
 		});
 	} finally {
@@ -64,7 +64,7 @@ export function parse_expression_at(source, typescript, index) {
 	const ast = parser.parseExpressionAt(source, index, {
 		onComment,
 		sourceType: 'module',
-		ecmaVersion: 13,
+		ecmaVersion: 16,
 		locations: true
 	});
 

packages/svelte/src/compiler/phases/1-parse/acorn.js

@@ -148,7 +148,7 @@ export function VariableDeclaration(node, context) {
 					const { inserts, paths } = extract_paths(declarator.id, tmp);
 
 					declarations.push(
-						b.declarator(tmp, value),
+						b.declarator(tmp, /** @type {Expression} */ (context.visit(value))),
 						...inserts.map(({ id, value }) => {
 							id.name = context.state.scope.generate('$$array');
 							context.state.transform[id.name] = { read: get_value };

packages/svelte/src/compiler/phases/3-transform/client/visitors/VariableDeclaration.js

@@ -197,9 +197,13 @@ function create_state_declarators(declarator, scope, value) {
 	}
 
 	const tmp = b.id(scope.generate('tmp'));
-	const { paths } = extract_paths(declarator.id, tmp);
+	const { paths, inserts } = extract_paths(declarator.id, tmp);
 	return [
 		b.declarator(tmp, value), // TODO inject declarator for opts, so we can use it below
+		...inserts.map(({ id, value }) => {
+			id.name = scope.generate('$$array');
+			return b.declarator(id, value);
+		}),
 		...paths.map((path) => {
 			const value = path.expression;
 			return b.declarator(path.node, value);

packages/svelte/src/compiler/phases/3-transform/server/visitors/VariableDeclaration.js

@@ -724,6 +724,14 @@ export function flushSync(fn) {
 				batch.flush();
 			}
 
+			// this would be reset in `flush_queued_root_effects` but since we are early returning here,
+			// we need to reset it here as well in case the first time there's 0 queued root effects
+			last_scheduled_effect = null;
+
+			if (DEV) {
+				dev_effect_stack = [];
+			}
+
 			return /** @type {T} */ (result);
 		}
 

packages/svelte/src/internal/client/runtime.js

@@ -4,5 +4,5 @@
  * The current version, as set in package.json.
  * @type {string}
  */
-export const VERSION = '5.33.14';
+export const VERSION = '5.33.18';
 export const PUBLIC_VERSION = '5';