From 57ac836f6bc9b440e9aaf73f3507f8b097e37836 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 14 Nov 2016 21:30:36 +0000
Subject: Avoid overruns in tokeniser more reliably

---
 .../zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/main/java')

diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
index b8cf960..28400ff 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
@@ -29,9 +29,9 @@ public class StyleMappingTokeniser {
             index = seekEndOfToken(line, startIndex + 1, tokenType);
             if (tokenType == TokenType.STRING && index == line.length() + 1) {
                 tokenType = TokenType.UNTERMINATED_STRING;
-                index -= 1;
             }
         }
+        index = Math.min(index, line.length());
         return new Token(startIndex, tokenType, line.substring(startIndex, index));
     }
 
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