Write panic errors to logs (kaspanet#445)

core/src/panic.rs

@@ -1,3 +1,4 @@
+use kaspa_core::error;
 use std::{panic, process};
 
 /// Configures the panic hook to exit the program on every panic
@@ -8,6 +9,23 @@ pub fn configure_panic() {
         default_hook(panic_info);
         println!("Exiting...");
         // TODO: setup a wait time and fold the log system properly
+
+        // Get the panic location and message
+        let (file, line) = match panic_info.location() {
+            Some(location) => (location.file(), location.line()),
+            None => ("unknown", 0),
+        };
+
+        let message = match panic_info.payload().downcast_ref::<&str>() {
+            Some(s) => *s,
+            None => match panic_info.payload().downcast_ref::<String>() {
+                Some(s) => &s[..],
+                None => "unknown",
+            },
+        };
+        // Log the panic
+        error!("Panic at {}:{}: {}", file, line, message);
+
         process::exit(1);
     }));
 }