From 67456e841c5057772d2bf394aba6ad7e8c389ce0 Mon Sep 17 00:00:00 2001
From: Just van Rossum <just@letterror.com>
Date: Thu, 21 Jun 2001 21:52:15 +0000
Subject: don't blow up when the charno SyntaxError value is None

---
 Mac/Tools/IDE/Wtraceback.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Mac/Tools/IDE/Wtraceback.py b/Mac/Tools/IDE/Wtraceback.py
index 2637cc6..4960ad0 100644
--- a/Mac/Tools/IDE/Wtraceback.py
+++ b/Mac/Tools/IDE/Wtraceback.py
@@ -55,7 +55,7 @@ class TraceBack:
 			filename = "<unknown>"
 		if filename and os.path.exists(filename):
 			filename = os.path.split(filename)[1]
-		if lineno:
+		if lineno and charno is not None:
 			charno = charno - 1
 			text = str(value) + '\rFile: "' + str(filename) + '", line ' + str(lineno) + '\r\r' + line[:charno] + "\xa5" + line[charno:-1]
 		else:
@@ -84,6 +84,8 @@ class TraceBack:
 			filename = "<unknown>"
 		self.syntaxclose()
 		if lineno:
+			if charno is None:
+				charno = 1
 			W.getapplication().openscript(filename, lineno, charno - 1)
 		else:
 			W.getapplication().openscript(filename)
-- 
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