WIP

Author: Rich-Harris

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

@@ -101,7 +101,7 @@ export {
 	text,
 	props_id
 } from './dom/template.js';
-export { derived, derived_safe_equal } from './reactivity/deriveds.js';
+export { user_derived as derived, derived_safe_equal } from './reactivity/deriveds.js';
 export {
 	effect_tracking,
 	effect_root,

packages/svelte/src/internal/client/reactivity/deriveds.js

@@ -55,15 +55,26 @@ export function derived(fn) {
 		parent: parent_derived ?? active_effect
 	};
 
-	push_reaction_value(signal);
-
 	if (DEV && tracing_mode_flag) {
 		signal.created = get_stack('CreatedAt');
 	}
 
 	return signal;
 }
 
+/**
+ * @template V
+ * @param {() => V} fn
+ * @returns {Derived<V>}
+ */
+export function user_derived(fn) {
+	const d = derived(fn);
+
+	push_reaction_value(d);
+
+	return d;
+}
+
 /**
  * @template V
  * @param {() => V} fn