From 083371866a83f49ae021411dc464266b87991830 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Mon, 4 Dec 2017 21:30:10 +0200
Subject: [PATCH] Add helper function that allows to catch panics and poison
 the element

---
 gst-plugin/src/element.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gst-plugin/src/element.rs b/gst-plugin/src/element.rs
index f294a262..7b764804 100644
--- a/gst-plugin/src/element.rs
+++ b/gst-plugin/src/element.rs
@@ -102,6 +102,11 @@ pub unsafe trait ElementBase: IsA<gst::Element> + ObjectType {
                 .unwrap_or(())
         }
     }
+
+    fn catch_panic<F: FnOnce(&Self) -> T, T>(&self, fallback: T, f: F) -> T {
+        let panicked = unsafe { &(*self.get_instance()).panicked };
+        panic_to_error!(self, panicked, fallback, { f(self) })
+    }
 }
 
 pub unsafe trait ElementClassExt<T: ElementBase>