diff options
Diffstat (limited to 'utils/ioutil')
-rw-r--r-- | utils/ioutil/common.go | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/utils/ioutil/common.go b/utils/ioutil/common.go index b52e85a..a0e79a2 100644 --- a/utils/ioutil/common.go +++ b/utils/ioutil/common.go @@ -55,6 +55,28 @@ func NewReadCloser(r io.Reader, c io.Closer) io.ReadCloser { return &readCloser{Reader: r, closer: c} } +type readCloserCloser struct { + io.ReadCloser + closer func() error +} + +func (r *readCloserCloser) Close() (err error) { + defer func() { + if err == nil { + err = r.closer() + return + } + _ = r.closer() + }() + return r.ReadCloser.Close() +} + +// NewReadCloserWithCloser creates an `io.ReadCloser` with the given `io.ReaderCloser` and +// `io.Closer` that ensures that the closer is closed on close +func NewReadCloserWithCloser(r io.ReadCloser, c func() error) io.ReadCloser { + return &readCloserCloser{ReadCloser: r, closer: c} +} + type writeCloser struct { io.Writer closer io.Closer |