From 5e2b850dc9f5abebb9711a5986fc12224dc286d9 Mon Sep 17 00:00:00 2001
From: Dominic Gannaway <dg@domgan.com>
Date: Thu, 17 Oct 2024 19:58:38 +0100
Subject: [PATCH] chore: CompileDiagnostic no longer extends Error

---
 .changeset/violet-buses-cross.md                         | 5 +++++
 packages/svelte/src/compiler/utils/compile_diagnostic.js | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/violet-buses-cross.md

diff --git a/.changeset/violet-buses-cross.md b/.changeset/violet-buses-cross.md
new file mode 100644
index 000000000000..60dfaf405d66
--- /dev/null
+++ b/.changeset/violet-buses-cross.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+chore: CompileDiagnostic no longer extends Error
diff --git a/packages/svelte/src/compiler/utils/compile_diagnostic.js b/packages/svelte/src/compiler/utils/compile_diagnostic.js
index 6f63b5c1f08d..a27e06968f58 100644
--- a/packages/svelte/src/compiler/utils/compile_diagnostic.js
+++ b/packages/svelte/src/compiler/utils/compile_diagnostic.js
@@ -48,7 +48,7 @@ function get_code_frame(source, line, column) {
  */
 
 /** @implements {ICompileDiagnostic} */
-export class CompileDiagnostic extends Error {
+export class CompileDiagnostic {
 	name = 'CompileDiagnostic';
 
 	/**
@@ -57,8 +57,8 @@ export class CompileDiagnostic extends Error {
 	 * @param {[number, number] | undefined} position
 	 */
 	constructor(code, message, position) {
-		super(message);
 		this.code = code;
+		this.message = message;
 
 		if (state.filename) {
 			this.filename = state.filename;