diff options
Diffstat (limited to 'src/strings')
| -rw-r--r-- | src/strings/reader.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/strings/reader.go b/src/strings/reader.go index eb2fa1164c..e03f3c5cf8 100644 --- a/src/strings/reader.go +++ b/src/strings/reader.go @@ -35,6 +35,7 @@ func (r *Reader) Len() int { // to any other method. func (r *Reader) Size() int64 { return int64(len(r.s)) } +// Read implements the io.Reader interface. func (r *Reader) Read(b []byte) (n int, err error) { if r.i >= int64(len(r.s)) { return 0, io.EOF @@ -45,6 +46,7 @@ func (r *Reader) Read(b []byte) (n int, err error) { return } +// ReadAt implements the io.ReaderAt interface. func (r *Reader) ReadAt(b []byte, off int64) (n int, err error) { // cannot modify state - see io.ReaderAt if off < 0 { @@ -60,6 +62,7 @@ func (r *Reader) ReadAt(b []byte, off int64) (n int, err error) { return } +// ReadByte implements the io.ByteReader interface. func (r *Reader) ReadByte() (byte, error) { r.prevRune = -1 if r.i >= int64(len(r.s)) { @@ -70,6 +73,7 @@ func (r *Reader) ReadByte() (byte, error) { return b, nil } +// UnreadByte implements the io.ByteScanner interface. func (r *Reader) UnreadByte() error { if r.i <= 0 { return errors.New("strings.Reader.UnreadByte: at beginning of string") @@ -79,6 +83,7 @@ func (r *Reader) UnreadByte() error { return nil } +// ReadRune implements the io.RuneReader interface. func (r *Reader) ReadRune() (ch rune, size int, err error) { if r.i >= int64(len(r.s)) { r.prevRune = -1 @@ -94,6 +99,7 @@ func (r *Reader) ReadRune() (ch rune, size int, err error) { return } +// UnreadRune implements the io.RuneScanner interface. func (r *Reader) UnreadRune() error { if r.i <= 0 { return errors.New("strings.Reader.UnreadRune: at beginning of string") |