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Improve wrong number of arguments error message for Rows.Scan

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fixes #33
This commit is contained in:
Jack Christensen
2014-09-05 11:14:11 -05:00
parent f5156ac4eb
commit 5dbc03602d
1 changed files with 1 additions and 1 deletions
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query.go
+1 -1
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@@ -205,7 +205,7 @@ func (rows *Rows) nextColumn() (*ValueReader, bool) {
// dest can include pointers to core types and the Scanner interface. // dest can include pointers to core types and the Scanner interface.
func (rows *Rows) Scan(dest ...interface{}) (err error) { func (rows *Rows) Scan(dest ...interface{}) (err error) {
if len(rows.fields) != len(dest) { if len(rows.fields) != len(dest) {
err = errors.New("Scan received wrong number of arguments") err = fmt.Errorf("Scan received wrong number of arguments, got %d but expected %d", len(dest), len(rows.fields))
rows.Fatal(err) rows.Fatal(err)
return err return err
} }