Interactivity API: Fix data-wp-bind to continue processing valid directives after encountering invalid ones

src/wp-includes/interactivity-api/class-wp-interactivity-api.php

@@ -1026,7 +1026,7 @@ private function data_wp_bind_processor( WP_Interactivity_API_Directives_Process
 			$entries = $this->get_directive_entries( $p, 'bind' );
 			foreach ( $entries as $entry ) {
 				if ( empty( $entry['suffix'] ) || null !== $entry['unique_id'] ) {
-						return;
+						continue;
 				}
 
 				$result = $this->evaluate( $entry );

tests/phpunit/tests/interactivity-api/wpInteractivityAPI-wp-bind.php

@@ -134,6 +134,20 @@ public function test_wp_bind_ignores_empty_bound_attribute() {
 		$this->assertSame( $html, $new_html );
 	}
 
+	/**
+	 * Tests that `data-wp-bind` ignores directives with no suffix but still
+	 * processes valid bind directives on the same element.
+	 *
+	 * @ticket 64518
+	 *
+	 * @covers ::process_directives
+	 */
+	public function test_wp_bind_ignores_empty_suffix_but_processes_valid_binds() {
+		$html    = '<div data-wp-bind="myPlugin::state.id" data-wp-bind--id="myPlugin::state.id">Text</div>';
+		list($p) = $this->process_directives( $html );
+		$this->assertSame( 'some-id', $p->get_attribute( 'id' ) );
+	}
+
 	/**
 	 * Tests that `data-wp-bind` does nothing when referencing non-existent
 	 * references.
@@ -416,4 +430,18 @@ public function test_wp_bind_ignores_unique_ids() {
 		$this->assertNull( $p->get_attribute( 'id' ) );
 		$this->assertNull( $p->get_attribute( 'id---unique-id' ) );
 	}
+
+	/**
+	 * Tests that `data-wp-bind` ignores directives with unique IDs but still
+	 * processes valid bind directives on the same element.
+	 *
+	 * @ticket 64518
+	 *
+	 * @covers ::process_directives
+	 */
+	public function test_wp_bind_ignores_unique_id_but_processes_valid_binds() {
+		$html    = '<div data-wp-bind--id---unique-id="myPlugin::state.id" data-wp-bind--id="myPlugin::state.id">Text</div>';
+		list($p) = $this->process_directives( $html );
+		$this->assertSame( 'some-id', $p->get_attribute( 'id' ) );
+	}
 }