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Merge pull request #1331 from go-redis/feature/redis-error 

Add redis.Error interface and export ErrClosed
This commit is contained in:
Vladimir Mihailenco 2020-05-21 09:38:36 +03:00 committed by GitHub
parent 2960952204 07656a01bf
commit 6e98832781
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2 changed files with 17 additions and 0 deletions
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15
error.go
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@ -6,9 +6,24 @@ import (
"net"
"strings"
"github.com/go-redis/redis/v7/internal/pool"
"github.com/go-redis/redis/v7/internal/proto"
)
var ErrClosed = pool.ErrClosed
type Error interface {
error
// RedisError is a no-op function but
// serves to distinguish types that are Redis
// errors from ordinary errors: a type is a
// Redis error if it has a RedisError method.
RedisError()
}
var _ Error = proto.RedisError("")
func isRetryableError(err error, retryTimeout bool) bool {
switch err {
case nil, context.Canceled, context.DeadlineExceeded:

2
internal/proto/reader.go
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@ -24,6 +24,8 @@ type RedisError string
func (e RedisError) Error() string { return string(e) }
func (RedisError) RedisError() {}
//------------------------------------------------------------------------------
type MultiBulkParse func(*Reader, int64) (interface{}, error)