From e7b11110a3c1c57fe5c4c97fd8a3ea8cab671d5d Mon Sep 17 00:00:00 2001
From: Enyby <enyby@yandex.ru>
Date: Mon, 23 Sep 2019 01:53:01 +0300
Subject: [PATCH] Raise lexerror if failed parse number as double.

---
 src/core/org/luaj/vm2/compiler/LexState.java | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/core/org/luaj/vm2/compiler/LexState.java b/src/core/org/luaj/vm2/compiler/LexState.java
index 1fbfd38a..5885a7d6 100644
--- a/src/core/org/luaj/vm2/compiler/LexState.java
+++ b/src/core/org/luaj/vm2/compiler/LexState.java
@@ -388,8 +388,13 @@ public class LexState extends Constants {
 			seminfo.r = LuaValue.ZERO;
 		else if (str.indexOf('x')>=0 || str.indexOf('X')>=0)
 			seminfo.r = strx2number(str, seminfo);
-		else
-			seminfo.r = LuaValue.valueOf(Double.parseDouble(str.trim()));
+		else {
+			try {
+				seminfo.r = LuaValue.valueOf(Double.parseDouble(str.trim()));
+			} catch (NumberFormatException e) {
+				lexerror("malformed number (" + e.getMessage() + ")", TK_NUMBER);
+			}
+		}
 		return true;
 	}