Add column marker to ARTIQ exception traceback.

m-labs · Aug 8, 2015 · 96c7701 · 96c7701
1 parent 27d2390
commit 96c7701
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/artiq/language/core.py b/artiq/language/core.py
@@ -2,7 +2,7 @@
 Core ARTIQ extensions to the Python language.
 """
 
-import linecache
+import linecache, re
 from collections import namedtuple
 from functools import wraps
 
@@ -320,5 +320,6 @@ def __str__(self):
                             function=self.function))
         line = linecache.getline(self.filename, self.line)
         lines.append("    {}".format(line.strip() if line else "<unknown>"))
+        lines.append("    {}^".format(" " * (self.column - re.search(r"^\s+", line).end())))
 
         return "\n".join(lines)