From 8fcdad25c3ed57d18e511b5e67a9436afb12d645 Mon Sep 17 00:00:00 2001
From: Rich Harris <rich.harris@vercel.com>
Date: Tue, 19 Nov 2024 16:30:07 -0500
Subject: [PATCH] update message, add some details

---
 .../98-reference/.generated/compile-errors.md | 20 ++++++++++++++++++-
 .../svelte/messages/compile-errors/script.md  | 20 ++++++++++++++++++-
 packages/svelte/src/compiler/errors.js        |  4 ++--
 3 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/documentation/docs/98-reference/.generated/compile-errors.md b/documentation/docs/98-reference/.generated/compile-errors.md
index 5703cfaa27..634ef7b14d 100644
--- a/documentation/docs/98-reference/.generated/compile-errors.md
+++ b/documentation/docs/98-reference/.generated/compile-errors.md
@@ -703,9 +703,27 @@ Cannot use explicit children snippet at the same time as implicit children conte
 ### snippet_invalid_export
 
 ```
-Cannot export snippet from a `<script module>` if it references logic or expressions inside the component
+An exported snippet can only reference things declared in a `<script module>`, or other exportable snippets
 ```
 
+It's possible to export a snippet from a `<script module>` block, but only if it doesn't reference anything defined inside a non-module-level `<script>`. For example you can't do this...
+
+```svelte
+<script module>
+	export { greeting };
+</script>
+
+<script>
+	let message = 'hello';
+</script>
+
+{#snippet greeting(name)}
+	<p>{message} {name}!</p>
+{/snippet}
+```
+
+...because `greeting` references `message`, which is defined in the second `<script>`.
+
 ### snippet_invalid_rest_parameter
 
 ```
diff --git a/packages/svelte/messages/compile-errors/script.md b/packages/svelte/messages/compile-errors/script.md
index dae511b0b8..69007bfb59 100644
--- a/packages/svelte/messages/compile-errors/script.md
+++ b/packages/svelte/messages/compile-errors/script.md
@@ -140,7 +140,25 @@
 
 ## snippet_invalid_export
 
-> Cannot export snippet from a `<script module>` if it references logic or expressions inside the component
+> An exported snippet can only reference things declared in a `<script module>`, or other exportable snippets
+
+It's possible to export a snippet from a `<script module>` block, but only if it doesn't reference anything defined inside a non-module-level `<script>`. For example you can't do this...
+
+```svelte
+<script module>
+	export { greeting };
+</script>
+
+<script>
+	let message = 'hello';
+</script>
+
+{#snippet greeting(name)}
+	<p>{message} {name}!</p>
+{/snippet}
+```
+
+...because `greeting` references `message`, which is defined in the second `<script>`.
 
 ## snippet_parameter_assignment
 
diff --git a/packages/svelte/src/compiler/errors.js b/packages/svelte/src/compiler/errors.js
index 01a3c9b04e..76552632f3 100644
--- a/packages/svelte/src/compiler/errors.js
+++ b/packages/svelte/src/compiler/errors.js
@@ -406,12 +406,12 @@ export function runes_mode_invalid_import(node, name) {
 }
 
 /**
- * Cannot export snippet from a `<script module>` if it references logic or expressions inside the component
+ * An exported snippet can only reference things declared in a `<script module>`, or other exportable snippets
  * @param {null | number | NodeLike} node
  * @returns {never}
  */
 export function snippet_invalid_export(node) {
-	e(node, "snippet_invalid_export", "Cannot export snippet from a `<script module>` if it references logic or expressions inside the component");
+	e(node, "snippet_invalid_export", "An exported snippet can only reference things declared in a `<script module>`, or other exportable snippets");
 }
 
 /**