From 32481283653a822a57e31377a849733c98c190b1 Mon Sep 17 00:00:00 2001
From: Dominic Gannaway <dg@domgan.com>
Date: Wed, 15 May 2024 22:03:37 +0100
Subject: [PATCH] fix

---
 packages/svelte/src/compiler/migrate/index.js        |  9 ---------
 .../phases/1-parse/remove_typescript_nodes.js        | 12 +++++++++---
 2 files changed, 9 insertions(+), 12 deletions(-)

diff --git a/packages/svelte/src/compiler/migrate/index.js b/packages/svelte/src/compiler/migrate/index.js
index 7dbaae69aa..76b078f961 100644
--- a/packages/svelte/src/compiler/migrate/index.js
+++ b/packages/svelte/src/compiler/migrate/index.js
@@ -23,15 +23,6 @@ export function migrate(source) {
 
 		let parsed = parse(source);
 
-		if (parsed.metadata.ts) {
-			parsed = {
-				...parsed,
-				fragment: parsed.fragment && remove_typescript_nodes(parsed.fragment),
-				instance: parsed.instance && remove_typescript_nodes(parsed.instance),
-				module: parsed.module && remove_typescript_nodes(parsed.module)
-			};
-		}
-
 		const { customElement: customElementOptions, ...parsed_options } = parsed.options || {};
 
 		/** @type {import('#compiler').ValidatedCompileOptions} */
diff --git a/packages/svelte/src/compiler/phases/1-parse/remove_typescript_nodes.js b/packages/svelte/src/compiler/phases/1-parse/remove_typescript_nodes.js
index 4650b089b6..bb4b5ae0e2 100644
--- a/packages/svelte/src/compiler/phases/1-parse/remove_typescript_nodes.js
+++ b/packages/svelte/src/compiler/phases/1-parse/remove_typescript_nodes.js
@@ -54,9 +54,6 @@ const visitors = {
 	TSTypeAliasDeclaration() {
 		return b.empty;
 	},
-	TSTypeAnnotation() {
-		return b.empty;
-	},
 	TSTypeParameterDeclaration() {
 		return b.empty;
 	},
@@ -65,6 +62,15 @@ const visitors = {
 	},
 	TSEnumDeclaration() {
 		return b.empty;
+	},
+	Identifier(node) {
+		if (node.typeAnnotation) {
+			return {
+				...node,
+				typeAnnotation: null,
+			}
+		}
+		return node;
 	}
 };