Line data    Source code

       1             : // Copyright 2018 The LevelDB-Go and Pebble Authors. All rights reserved. Use
       2             : // of this source code is governed by a BSD-style license that can be found in
       3             : // the LICENSE file.
       4             : 
       5             : package pebble
       6             : 
       7             : import (
       8             :         "io"
       9             : 
      10             :         "github.com/cockroachdb/pebble/internal/base"
      11             : )
      12             : 
      13             : // Merge exports the base.Merge type.
      14             : type Merge = base.Merge
      15             : 
      16             : // Merger exports the base.Merger type.
      17             : type Merger = base.Merger
      18             : 
      19             : // ValueMerger exports the base.ValueMerger type.
      20             : type ValueMerger = base.ValueMerger
      21             : 
      22             : // DeletableValueMerger exports the base.DeletableValueMerger type.
      23             : type DeletableValueMerger = base.DeletableValueMerger
      24             : 
      25             : // DefaultMerger exports the base.DefaultMerger variable.
      26             : var DefaultMerger = base.DefaultMerger
      27             : 
      28             : func finishValueMerger(
      29             :         valueMerger ValueMerger, includesBase bool,
      30           2 : ) (value []byte, needDelete bool, closer io.Closer, err error) {
      31           2 :         if valueMerger2, ok := valueMerger.(DeletableValueMerger); ok {
      32           1 :                 value, needDelete, closer, err = valueMerger2.DeletableFinish(includesBase)
      33           2 :         } else {
      34           2 :                 value, closer, err = valueMerger.Finish(includesBase)
      35           2 :         }
      36           2 :         return
      37             : }