Provide a more useful error for invalid column values.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
2014-12-11 23:38:47 +00:00 · 2014-12-11 23:38:47 +00:00 · e8e4546870
commit e8e4546870
parent eadf33033f
1 changed files with 5 additions and 1 deletions
--- a/lib/newfol/database.py
+++ b/lib/newfol/database.py
@ -369,7 +369,11 @@ class Schema:
            elif rectype in ['pvu', 'preview']:
                pass
            elif rectype in ['col', 'column']:
-                self._columns = int(i.fields[1])
+                try:
+                    self._columns = int(i.fields[1])
+                except ValueError:
+                    raise newfol.exception.SchemaError("has non-integral " +
+                                                       "number of columns")
            elif rectype in ['txn', 'transaction']:
                self._txntype = i.fields[1:]
            elif rectype in ['dpy', 'display']: