Move comment to Pipeliner interface.

To remove all text copies.

pipeline.go

@@ -8,6 +8,19 @@ import (
 
 type pipelineExecer func([]Cmder) error
 
+// Pipeliner is an mechanism to realise Redis Pipeline technique.
+//
+// Pipelining is a technique to extremely speed up processing by packing
+// operations to batches, send them at once to Redis and read a replies in a
+// singe step.
+// See https://redis.io/topics/pipelining
+//
+// Pay attention, that Pipeline is not a transaction, so you can get unexpected
+// results in case of big pipelines and small read/write timeouts.
+// Redis client has retransmission logic in case of timeouts, pipeline
+// can be retransmitted and commands can be executed more then once.
+// To avoid this: it is good idea to use reasonable bigger read/write timeouts
+// depends of your batch size and/or use TxPipeline.
 type Pipeliner interface {
 	StatefulCmdable
 	Do(args ...interface{}) *Cmd
@@ -107,19 +120,6 @@ func (c *Pipeline) Pipelined(fn func(Pipeliner) error) ([]Cmder, error) {
 	return c.pipelined(fn)
 }
 
-// Pipeline returns mechanism to realise Redis Pipeline technique.
-//
-// Pipelining is a technique to extremely speed up processing by packing
-// operations to batches, send them at once to Redis and read a replies in a
-// singe step.
-// See https://redis.io/topics/pipelining
-//
-// Pay attention, that Pipeline is not a transaction, so you can get unexpected
-// results in case of big pipelines and small read/write timeouts.
-// Redis client has retransmission logic in case of timeouts, pipeline
-// can be retransmitted and commands can be executed more then once.
-// To avoid this: it is good idea to use reasonable bigger read/write timeouts
-// depends of your batch size and/or use TxPipeline.
 func (c *Pipeline) Pipeline() Pipeliner {
 	return c
 }