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sftp: Use os.IsNotExist() for Test()

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The sftp library introduced a change so that the error returned for
(among others) Lstat() can be used with os.IsNotExist() to test whether
the target file does not exist.
This commit is contained in:
Alexander Neumann 2016-02-13 19:11:41 +01:00
parent 2bb55f017d
commit 4032af0b78
1 changed files with 4 additions and 4 deletions
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8
backend/sftp/sftp.go
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@ -360,11 +360,11 @@ func (r *SFTP) Stat(h backend.Handle) (backend.BlobInfo, error) {
// Test returns true if a blob of the given type and name exists in the backend. // Test returns true if a blob of the given type and name exists in the backend.
func (r *SFTP) Test(t backend.Type, name string) (bool, error) { func (r *SFTP) Test(t backend.Type, name string) (bool, error) {
_, err := r.c.Lstat(r.filename(t, name)) _, err := r.c.Lstat(r.filename(t, name))
if err != nil { if os.IsNotExist(err) {
if _, ok := err.(*sftp.StatusError); ok { return false, nil
return false, nil }
}
if err != nil {
return false, err return false, err
} }