Added 'mustPop' function which panics if slice is empty

sliceQueue.go

@@ -10,8 +10,19 @@ func peek[T any](s []T) (T, error) {
 	return s[len(s)-1], nil
 }
 
-func pop[T any](sp *[]T) T {
+func mustPop[T any](sp *[]T) T {
+	val, err := pop(sp)
+	if err != nil {
+		panic(err)
+	}
+	return val
+}
+
+func pop[T any](sp *[]T) (T, error) {
+	if len(*sp) < 1 {
+		return *new(T), errors.New("Stack empty")
+	}
 	to_return := (*sp)[len(*sp)-1]
 	*sp = (*sp)[:len(*sp)-1]
-	return to_return
+	return to_return, nil
 }