github.com/keybase/client/go@v0.0.0-20240309051027-028f7c731f8b/kbfs/libdokan/unstage_file.go (about)

     1  // Copyright 2016 Keybase Inc. All rights reserved.
     2  // Use of this source code is governed by a BSD
     3  // license that can be found in the LICENSE file.
     4  
     5  package libdokan
     6  
     7  import (
     8  	"github.com/keybase/client/go/kbfs/dokan"
     9  	"github.com/keybase/client/go/kbfs/libfs"
    10  	"github.com/keybase/client/go/kbfs/libkbfs"
    11  	"golang.org/x/net/context"
    12  )
    13  
    14  // UnstageFile represents a write-only file when any write of at least
    15  // one byte triggers unstaging all unmerged commits and
    16  // fast-forwarding to the current master.
    17  type UnstageFile struct {
    18  	folder *Folder
    19  	specialWriteFile
    20  }
    21  
    22  // WriteFile implements writes for dokan.
    23  func (f *UnstageFile) WriteFile(ctx context.Context, fi *dokan.FileInfo, bs []byte, offset int64) (n int, err error) {
    24  	f.folder.fs.logEnter(ctx, "UnstageFile WriteFile")
    25  	defer func() { f.folder.reportErr(ctx, libkbfs.WriteMode, err) }()
    26  	return libfs.UnstageForTesting(
    27  		ctx, f.folder.fs.log, f.folder.fs.config,
    28  		f.folder.getFolderBranch(), bs)
    29  }