From 8d7df7dd7dccdbf5e5e98ee3489e518b17dfe2fc Mon Sep 17 00:00:00 2001
From: "Ilya.Kazakevich" <Ilya.Kazakevich@jetbrains.com>
Date: Wed, 13 Nov 2019 18:10:37 +0300
Subject: [PATCH] Disable stacktrace for ParserException to improve
 performance.

Class also marked as final, as it has to be

GitOrigin-RevId: dd4540b903606d1158a0b41d5c88fc9e0703b514
---
 .../python/psi/types/functionalParser/ParserException.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/python/python-psi-impl/src/com/jetbrains/python/psi/types/functionalParser/ParserException.java b/python/python-psi-impl/src/com/jetbrains/python/psi/types/functionalParser/ParserException.java
index 1afc7a8dadd6..216250cac8a3 100644
--- a/python/python-psi-impl/src/com/jetbrains/python/psi/types/functionalParser/ParserException.java
+++ b/python/python-psi-impl/src/com/jetbrains/python/psi/types/functionalParser/ParserException.java
@@ -20,7 +20,7 @@ import org.jetbrains.annotations.NotNull;
 /**
 * @author vlan
 */
-public class ParserException extends Exception {
+public final class ParserException extends Exception {
   @NotNull private final FunctionalParserBase.State myState;
 
   public ParserException(@NotNull String message, @NotNull FunctionalParserBase.State state) {
@@ -32,4 +32,9 @@ public class ParserException extends Exception {
   FunctionalParserBase.State getState() {
     return myState;
   }
+
+  @Override
+  public synchronized Throwable fillInStackTrace() {
+    return this;
+  }
 }