connector: fix typos

Author: vmg

driver.go

@@ -31,10 +31,10 @@ type MySQLDriver struct{}
 // DialFunc is a function which can be used to establish the network connection.
 // Custom dial functions must be registered with RegisterDial
 //
-// Deprecated: users should register a DialContextFunction instead
+// Deprecated: users should register a DialContextFunc instead
 type DialFunc func(addr string) (net.Conn, error)
 
-// DialContextFund is a function which can be used to establish the network connection.
+// DialContextFunc is a function which can be used to establish the network connection.
 // Custom dial functions must be registered with RegisterDialContext
 type DialContextFunc func(ctx context.Context, addr string) (net.Conn, error)
 
@@ -44,7 +44,7 @@ var (
 )
 
 // RegisterDialContext registers a custom dial function. It can then be used by the
-// network address `mynet(addr)`, where `mynet` is the registered new network.
+// network address mynet(addr), where mynet is the registered new network.
 // The current context for the connection and its address is passed to the dial function.
 func RegisterDialContext(net string, dial DialContextFunc) {
 	dialsLock.Lock()