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backend: Throw error when Close() is called twice

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This commit is contained in:
Alexander Neumann 2015-02-16 00:24:02 +01:00
parent 259389f7d1
commit b816192d1c
2 changed files with 15 additions and 2 deletions
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9
backend/local.go
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@ -187,12 +187,19 @@ type localBlob struct {
tpe Type
id ID
size uint
closed bool
}
func (lb *localBlob) Close() error {
if lb.closed {
return errors.New("Close() called on closed file")
}
lb.closed = true
err := lb.f.Close()
if err != nil {
return err
return fmt.Errorf("local: file.Close: %v", err)
}
// get ID

8
backend/sftp.go
View file

@ -297,12 +297,18 @@ type sftpBlob struct {
tpe Type
id ID
size uint
closed bool
}
func (sb *sftpBlob) Close() error {
if sb.closed {
return errors.New("Close() called on closed file")
}
sb.closed = true
err := sb.f.Close()
if err != nil {
return err
return fmt.Errorf("sftp: file.Close: %v", err)
}
// get ID