trailing zeroes to scan flags

Author: serprex

client/conn.go

@@ -560,11 +560,8 @@ func (c *Conn) execSend(query string) error {
 func (c *Conn) CapabilityString() string {
 capability := c.capability
 caps := make([]string, 0, bits.OnesCount32(capability))
-for i := 0; capability != 0; i++ {
-field := uint32(1 << i)
-if capability&field == 0 {
-continue
-}
+for capability != 0 {
+field := uint32(1 << bits.TrailingZeros32(capability))
 capability ^= field
 
 switch field {
@@ -645,11 +642,8 @@ func (c *Conn) CapabilityString() string {
 func (c *Conn) StatusString() string {
 status := c.status
 stats := make([]string, 0, bits.OnesCount16(status))
-for i := 0; status != 0; i++ {
-field := uint16(1 << i)
-if status&field == 0 {
-continue
-}
+for status != 0 {
+field := uint16(1 << bits.TrailingZeros16(status))
 status ^= field
 
 switch field {