Also display panics in other contexts inside Godot editor

Author: Bromeon

gdnative-core/src/export/method.rs

@@ -876,11 +876,12 @@ unsafe extern "C" fn method_wrapper<C: NativeClass, F: Method<C>>(
     });
 
     result
-        .unwrap_or_else(|_| {
+        .unwrap_or_else(|e| {
             crate::log::error(
                 F::site().unwrap_or_default(),
                 "gdnative-core: method panicked (check stderr for output)",
             );
+            crate::private::print_panic_error(e);
             Variant::nil()
         })
         .leak()

gdnative-core/src/export/property/accessor.rs

@@ -252,8 +252,9 @@ where
                 }
             });
 
-            result.unwrap_or_else(|_| {
+            result.unwrap_or_else(|e| {
                 godot_error!("gdnative-core: property setter panicked (check stderr for output)");
+                crate::private::print_panic_error(e);
             })
         }
         set.set_func = Some(invoke::<SelfArg, C, F, T>);
@@ -324,8 +325,9 @@ where
                 }
             });
 
-            result.unwrap_or_else(|_| {
+            result.unwrap_or_else(|e| {
                 godot_error!("gdnative-core: property getter panicked (check stderr for output)");
+                crate::private::print_panic_error(e);
                 Variant::nil().leak()
             })
         }

gdnative-core/src/init/init_handle.rs

@@ -123,11 +123,12 @@ impl InitHandle {
                         })
                     })) {
                         Ok(val) => val,
-                        Err(_) => {
+                        Err(e) => {
                             godot_error!(
                                 "gdnative-core: error constructing {}: constructor panicked",
                                 class_registry::class_name_or_default::<C>(),
                             );
+                            crate::private::print_panic_error(e);
                             return ptr::null_mut();
                         }
                     };

gdnative-core/src/private.rs

@@ -188,11 +188,11 @@ pub fn report_panics(context: &str, callback: impl FnOnce() + UnwindSafe) {
 
     if let Err(e) = __result {
         godot_error!("gdnative-core: {} callback panicked", context);
-        print_error(e);
+        print_panic_error(e);
     }
 }
 
-fn print_error(err: Box<dyn std::any::Any + Send>) {
+pub(crate) fn print_panic_error(err: Box<dyn std::any::Any + Send>) {
     if let Some(s) = err.downcast_ref::<String>() {
         godot_error!("Panic message: {}", s);
     } else if let Some(s) = err.downcast_ref::<&'static str>() {