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archive/tar: document Reader.Next's behavior at the end

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Change-Id: I72f6d0fc66dbee3f832d2d960b99a166a5bb10c3
Reviewed-on: https://go-review.googlesource.com/2191
Reviewed-by: David Symonds <dsymonds@golang.org>
This commit is contained in:
Brad Fitzpatrick 2014-12-29 22:28:02 -08:00
parent 7e56eeeced
commit f005d6e34a
1 changed files with 2 additions and 0 deletions
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2
src/archive/tar/reader.go
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@ -85,6 +85,8 @@ const (
func NewReader(r io.Reader) *Reader { return &Reader{r: r} }
// Next advances to the next entry in the tar archive.
//
// io.EOF is returned at the end of the input.
func (tr *Reader) Next() (*Header, error) {
var hdr *Header
if tr.err == nil {