When an error occurs in the VM, display debug

acook · Apr 17, 2021 · 947ac5f · 947ac5f
1 parent 85fe816
commit 947ac5f
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/src/vm.go b/src/vm.go
@@ -45,6 +45,8 @@ func coBC(label string, stack *Stack, bc []byte) {
 }
 
 func run_vm(vm *VMstate) (err error) {
+	defer handle(vm)
+
 	for {
 		vm.b = vm.bc[vm.o]
 
@@ -84,3 +86,13 @@ func run_vm(vm *VMstate) (err error) {
 		}
 	}
 }
+
+func handle(vm *VMstate) {
+	if err := recover(); err != nil {
+		warn("(run_vm) something went terribly wrong: ")
+		print("\n")
+		vm.debug()
+		print("\n")
+		panic(err)
+	}
+}
diff --git a/src/vm_state.go b/src/vm_state.go
@@ -35,7 +35,7 @@ func (vm *VMstate) debug() {
 	print("\n")
 
 	print("    all bytes: [")
-	fmt.Printf("0x%0.2X", vm.b)
+	fmt.Printf("0x%0.2X", vm.bc)
 	print("]\n")
 
 	print("    meta stack: ")