wait on blockers in binding validation

packages/svelte/src/compiler/phases/3-transform/client/visitors/shared/utils.js

@@ -355,6 +355,7 @@ export function validate_binding(state, binding, expression) {
 			b.call(
 				'$.validate_binding',
 				b.literal(state.analysis.source.slice(binding.start, binding.end)),
+				binding.metadata.expression.blockers(),
 				b.thunk(
 					state.store_to_invalidate ? b.sequence([b.call('$.mark_store_binding'), obj]) : obj
 				),

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

@@ -5,6 +5,7 @@ import { FILENAME } from '../../constants.js';
 import { render_effect } from './reactivity/effects.js';
 import * as w from './warnings.js';
 import { capture_store_binding } from './reactivity/store.js';
+import { run_after_blockers } from './reactivity/async.js';
 
 /**
  * @param {() => any} collection
@@ -40,12 +41,14 @@ export function validate_each_keys(collection, key_fn) {
 
 /**
  * @param {string} binding
+ * @param {Array<Promise<void>>} blockers
  * @param {() => Record<string, any>} get_object
  * @param {() => string} get_property
  * @param {number} line
  * @param {number} column
  */
-export function validate_binding(binding, get_object, get_property, line, column) {
+export function validate_binding(binding, blockers, get_object, get_property, line, column) {
+	run_after_blockers(blockers, () => {
 		var warned = false;
 
 		var filename = dev_current_component_function?.[FILENAME];
@@ -80,4 +83,5 @@ export function validate_binding(binding, get_object, get_property, line, column
 				warned = true;
 			}
 		});
+	});
 }