From c8a3d17cfd48af81ee455d1effb3fb36823c030a Mon Sep 17 00:00:00 2001
From: Rich Harris <rich.harris@vercel.com>
Date: Fri, 24 Jan 2025 09:26:07 -0500
Subject: [PATCH] simplify

---
 packages/svelte/src/compiler/phases/2-analyze/index.js        | 1 -
 .../src/compiler/phases/2-analyze/visitors/CallExpression.js  | 3 ---
 .../compiler/phases/3-transform/client/transform-client.js    | 2 +-
 .../compiler/phases/3-transform/client/visitors/Fragment.js   | 3 ---
 packages/svelte/src/compiler/phases/types.d.ts                | 4 ----
 5 files changed, 1 insertion(+), 12 deletions(-)

diff --git a/packages/svelte/src/compiler/phases/2-analyze/index.js b/packages/svelte/src/compiler/phases/2-analyze/index.js
index 4fc43151ec..ae946f083d 100644
--- a/packages/svelte/src/compiler/phases/2-analyze/index.js
+++ b/packages/svelte/src/compiler/phases/2-analyze/index.js
@@ -460,7 +460,6 @@ export function analyze_component(root, source, options) {
 		undefined_exports: new Map(),
 		snippet_renderers: new Map(),
 		snippets: new Set(),
-		is_async: false,
 		async_deriveds: new Set(),
 		suspenders: new Map()
 	};
diff --git a/packages/svelte/src/compiler/phases/2-analyze/visitors/CallExpression.js b/packages/svelte/src/compiler/phases/2-analyze/visitors/CallExpression.js
index c7bbb61542..41a167d35d 100644
--- a/packages/svelte/src/compiler/phases/2-analyze/visitors/CallExpression.js
+++ b/packages/svelte/src/compiler/phases/2-analyze/visitors/CallExpression.js
@@ -207,9 +207,6 @@ export function CallExpression(node, context) {
 
 		if (expression.is_async) {
 			context.state.analysis.async_deriveds.add(node);
-
-			context.state.analysis.is_async ||=
-				context.state.ast_type === 'instance' && context.state.function_depth === 1;
 		}
 	} else if (rune === '$inspect') {
 		context.next({ ...context.state, function_depth: context.state.function_depth + 1 });
diff --git a/packages/svelte/src/compiler/phases/3-transform/client/transform-client.js b/packages/svelte/src/compiler/phases/3-transform/client/transform-client.js
index 46c13d1a6f..3bfde4292c 100644
--- a/packages/svelte/src/compiler/phases/3-transform/client/transform-client.js
+++ b/packages/svelte/src/compiler/phases/3-transform/client/transform-client.js
@@ -367,7 +367,7 @@ export function client_component(analysis, options) {
 		.../** @type {ESTree.Statement[]} */ (template.body)
 	]);
 
-	if (analysis.is_async) {
+	if (analysis.instance.is_async) {
 		const body = b.function_declaration(
 			b.id('$$body'),
 			[b.id('$$anchor'), b.id('$$props')],
diff --git a/packages/svelte/src/compiler/phases/3-transform/client/visitors/Fragment.js b/packages/svelte/src/compiler/phases/3-transform/client/visitors/Fragment.js
index 2d15435199..3255ca6f0c 100644
--- a/packages/svelte/src/compiler/phases/3-transform/client/visitors/Fragment.js
+++ b/packages/svelte/src/compiler/phases/3-transform/client/visitors/Fragment.js
@@ -197,9 +197,6 @@ export function Fragment(node, context) {
 		body.push(close);
 	}
 
-	const async =
-		state.metadata.async.length > 0 || (state.analysis.is_async && context.path.length === 0);
-
 	return b.block(body);
 }
 
diff --git a/packages/svelte/src/compiler/phases/types.d.ts b/packages/svelte/src/compiler/phases/types.d.ts
index bf9c5158a0..c395080fb0 100644
--- a/packages/svelte/src/compiler/phases/types.d.ts
+++ b/packages/svelte/src/compiler/phases/types.d.ts
@@ -99,10 +99,6 @@ export interface ComponentAnalysis extends Analysis {
 	 * Every snippet that is declared locally
 	 */
 	snippets: Set<AST.SnippetBlock>;
-	/**
-	 * true if uses top-level await
-	 */
-	is_async: boolean;
 }
 
 declare module 'estree' {