1 files changed, 7 insertions, 0 deletions
diff --git a/crates/shirabe/src/event_dispatcher/event.rs b/crates/shirabe/src/event_dispatcher/event.rs
index f04839f6..7075ada0 100644
--- a/crates/shirabe/src/event_dispatcher/event.rs
+++ b/crates/shirabe/src/event_dispatcher/event.rs
@@ -47,6 +47,9 @@ impl Event {
 }
 
 pub trait EventInterface: std::fmt::Debug {
+    /// For downcasting to the concrete event type (PHP `instanceof`), mirroring
+    /// `IOInterface::as_any`.
+    fn as_any(&self) -> &dyn std::any::Any;
     fn get_name(&self) -> &str;
     fn get_arguments(&self) -> &Vec<String>;
     fn get_flags(&self) -> &IndexMap<String, PhpMixed>;
@@ -55,6 +58,10 @@ pub trait EventInterface: std::fmt::Debug {
 }
 
 impl EventInterface for Event {
+    fn as_any(&self) -> &dyn std::any::Any {
+        self
+    }
+
     fn get_name(&self) -> &str {
         &self.name
     }