Update packages/svelte/src/internal/client/runtime.js

dummdidumm · web-flow · commit 3c73af7637c4 · 2025-08-26T20:15:02.000+02:00
diff --git a/packages/svelte/src/internal/client/runtime.js b/packages/svelte/src/internal/client/runtime.js
@@ -674,6 +674,10 @@ export function get(signal) {
 			update_derived(derived);
 		} else if ((derived.f & HAS_EFFECTS) !== 0 && derived.effects === null) {
 			// Recreate effects they have been destroyed without turning the derived dirty.
+			// Clear flag first in case the derived would now no longer create an effect
+			// because it's executing a different if-branch for example. Will be readded
+			// via create_effect if there turns out to be one.
+			derived.f ^= HAS_EFFECTS;
 			update_derived(derived);
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -674,6 +674,10 @@ export function get(signal) {`
`674`	`674`	`update_derived(derived);`
`675`	`675`	`} else if ((derived.f & HAS_EFFECTS) !== 0 && derived.effects === null) {`
`676`	`676`	`// Recreate effects they have been destroyed without turning the derived dirty.`
	`677`	`+ // Clear flag first in case the derived would now no longer create an effect`
	`678`	`+ // because it's executing a different if-branch for example. Will be readded`
	`679`	`+ // via create_effect if there turns out to be one.`
	`680`	`+ derived.f ^= HAS_EFFECTS;`
`677`	`681`	`update_derived(derived);`
`678`	`682`	`}`
`679`	`683`	`}`