Make proto/parser an internal package

error.go

@@ -1,81 +0,0 @@
-package redis
-
-import (
-	"fmt"
-	"io"
-	"net"
-	"strings"
-)
-
-// Redis nil reply, .e.g. when key does not exist.
-var Nil = errorf("redis: nil")
-
-// Redis transaction failed.
-var TxFailedErr = errorf("redis: transaction failed")
-
-type redisError struct {
-	s string
-}
-
-func errorf(s string, args ...interface{}) redisError {
-	return redisError{s: fmt.Sprintf(s, args...)}
-}
-
-func (err redisError) Error() string {
-	return err.s
-}
-
-func isInternalError(err error) bool {
-	_, ok := err.(redisError)
-	return ok
-}
-
-func isNetworkError(err error) bool {
-	if err == io.EOF {
-		return true
-	}
-	_, ok := err.(net.Error)
-	return ok
-}
-
-func isBadConn(err error, allowTimeout bool) bool {
-	if err == nil {
-		return false
-	}
-	if isInternalError(err) {
-		return false
-	}
-	if allowTimeout {
-		if netErr, ok := err.(net.Error); ok && netErr.Timeout() {
-			return false
-		}
-	}
-	return true
-}
-
-func isMovedError(err error) (moved bool, ask bool, addr string) {
-	if _, ok := err.(redisError); !ok {
-		return
-	}
-
-	s := err.Error()
-	if strings.HasPrefix(s, "MOVED ") {
-		moved = true
-	} else if strings.HasPrefix(s, "ASK ") {
-		ask = true
-	} else {
-		return
-	}
-
-	ind := strings.LastIndexByte(s, ' ')
-	if ind == -1 {
-		return false, false, ""
-	}
-	addr = s[ind+1:]
-	return
-}
-
-// shouldRetry reports whether failed command should be retried.
-func shouldRetry(err error) bool {
-	return isNetworkError(err)
-}