src: fix crash in GetErrorSource() for invalid using syntax

Author: semimikoh

src/node_errors.cc

@@ -148,10 +148,9 @@ static std::string GetErrorSource(Isolate* isolate,
   int script_start = (linenum - origin.LineOffset()) == 1
                          ? origin.ColumnOffset()
                          : 0;
-  int start = message->GetStartColumn();
-  int end = message->GetEndColumn();
-  if (start >= script_start) {
-    CHECK_GE(end, start);
+  int start = message->GetStartColumn(context).FromMaybe(0);
+  int end = message->GetEndColumn(context).FromMaybe(0);
+  if (start >= script_start && end >= script_start) {
     start -= script_start;
     end -= script_start;
   }
@@ -161,8 +160,7 @@ static std::string GetErrorSource(Isolate* isolate,
   CHECK_GT(buf.size(), 0);
   *added_exception_line = true;
 
-  if (start > end ||
-      start < 0 ||
+  if (start > end || start < 0 || end < 0 ||
       static_cast<size_t>(end) > sourceline.size()) {
     return buf;
   }