presto_parser.patch

diff --git a/ext/presto_parser/presto_parser.cpp b/ext/presto_parser/presto_parser.cpp
index 1d13004..603127a 100644
--- a/ext/presto_parser/presto_parser.cpp
+++ b/ext/presto_parser/presto_parser.cpp
@@ -6,6 +6,8 @@
 #include "antlrgen/PrestoBaseVisitor.h"
 #include "antlrgen/PrestoLexer.h"
 
+#include "PrestoErrorListener.h"
+
 #include <rice/rice.hpp>
 #include <rice/stl.hpp>
 
@@ -169,6 +171,7 @@ Class rb_cParser;
 Class rb_cParseTree;
 Class rb_cTerminalNode;
 Class rb_cContextProxy;
+VALUE rb_eSyntaxError;
 
 namespace Rice::detail {
   template <>
@@ -12858,7 +12861,6 @@ public:
 
 };
 
-
 class ParserProxy {
 public:
   static ParserProxy* parse(string code) {
@@ -12910,6 +12912,8 @@ private:
     parser -> lexer = new PrestoLexer(parser -> input);
     parser -> tokens = new CommonTokenStream(parser -> lexer);
     parser -> parser = new PrestoParser(parser -> tokens);
+    parser -> parser -> removeErrorListeners();
+    parser -> parser -> addErrorListener(new PrestoErrorListener(rb_eSyntaxError));
 
     return parser;
   }
@@ -13508,6 +13512,8 @@ extern "C"
 void Init_presto_parser() {
   Module rb_mPrestoParser = define_module("PrestoParser");
 
+  rb_eSyntaxError = define_class_under(rb_mPrestoParser, "SyntaxError", rb_eStandardError);
+
   rb_cToken = define_class_under<Token>(rb_mPrestoParser, "Token")
     .define_method("text", &Token::getText)
     .define_method("channel", &Token::getChannel)