From 822af935e3878013bb2cb3b90f0342e52a4d1a52 Mon Sep 17 00:00:00 2001
From: jagt <jagt@live.com>
Date: Tue, 24 Oct 2017 13:07:21 +0800
Subject: [PATCH] fix editor crash when missing variable in pattern match
 dispatch

---
 modules/gdscript/gd_parser.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/gdscript/gd_parser.cpp b/modules/gdscript/gd_parser.cpp
index 36aaa1f807f..94385dc0d07 100644
--- a/modules/gdscript/gd_parser.cpp
+++ b/modules/gdscript/gd_parser.cpp
@@ -1906,7 +1906,8 @@ GDParser::PatternNode *GDParser::_parse_pattern(bool p_static) {
 		// all the constants like strings and numbers
 		default: {
 			Node *value = _parse_and_reduce_expression(pattern, p_static);
-			if (error_set) {
+			if (!value) {
+				_set_error("Expect constant expression or variables in a pattern");
 				return NULL;
 			}