add RegisteredDriverSize()

This commit is contained in:
Nash Tsai 2014-04-16 01:11:50 +08:00
parent d029b1ca86
commit fdb300db20
1 changed files with 4 additions and 0 deletions

View File

@ -21,3 +21,7 @@ func RegisterDriver(driverName string, driver Driver) {
func QueryDriver(driverName string) Driver { func QueryDriver(driverName string) Driver {
return drivers[driverName] return drivers[driverName]
} }
func RegisteredDriverSize() int {
return len(drivers)
}