Do not set user instead of defaulting to “anonymous”

src/class-wp-sentry-php-tracker.php

@@ -82,7 +82,11 @@ public function on_init(): void {
 	 */
 	public function on_set_current_user(): void {
 		$this->get_client()->configureScope( function ( Scope $scope ) {
-			$scope->setUser( $this->get_current_user_info() );
+			$user = $this->get_current_user_info();
+
+			if ( $user !== null ) {
+				$scope->setUser( $user );
+			}
 		} );
 	}
 

src/trait-wp-sentry-resolves-users.php

@@ -12,19 +12,16 @@ trait WP_Sentry_Resolve_User {
 	protected function get_current_user_info(): ?array {
 		$current_user = wp_get_current_user();
 
-		if ( $current_user === null ) {
+		if ( ! $current_user instanceof WP_User || ! $current_user->exists() ) {
 			return null;
 		}
 
 		// Determine whether the user is logged in assign their details.
-		$user_context = $current_user instanceof WP_User && $current_user->exists() ? [
+		$user_context = [
 			'id'       => $current_user->ID,
 			'name'     => $current_user->display_name,
 			'email'    => $current_user->user_email,
 			'username' => $current_user->user_login,
-		] : [
-			'id'   => 0,
-			'name' => 'anonymous',
 		];
 
 		// Filter the user context so that plugins that manage users on their own