Small refactor in exception handling in core.rs

src/core.rs

@@ -50,22 +50,20 @@ impl Core {
             }
 
             if instr & 3 != 3 {
+                // Compressed instruction - (currently) unsupported
                 self.throw_exception(ExceptionType::IllegalInstruction);
                 break;
             }
 
             let instr = Instruction(instr);
 
-            match find_and_exec(instr, self) {
-                Ok(()) => {}
-                Err(e) => {
+            if let Err(e) = find_and_exec(instr, self) {
                 self.throw_exception(e);
                 eprintln!("instr: {:08x}", instr.0);
                 break;
             }
         }
     }
-    }
 
     fn throw_exception(&mut self, exception_type: ExceptionType) {
         eprintln!("Exception: {exception_type:?}");