gotosocial/vendor/codeberg.org/gruf/go-byteutil/reader.go

37 lines
692 B
Go
Raw Normal View History

package byteutil
import "bytes"
// Reader wraps a bytes.Reader{} to provide Rewind() capabilities.
type Reader struct {
B []byte
bytes.Reader
}
// NewReader returns a new Reader{} instance reset to b.
func NewReader(b []byte) *Reader {
r := &Reader{}
r.Reset(b)
return r
}
// Reset resets the Reader{} to be reading from b and sets Reader{}.B.
func (r *Reader) Reset(b []byte) {
r.B = b
r.Rewind()
}
// Rewind resets the Reader{} to be reading from the start of Reader{}.B.
func (r *Reader) Rewind() {
r.Reader.Reset(r.B)
}
// ReadNopCloser wraps a Reader{} to provide nop close method.
type ReadNopCloser struct {
Reader
}
func (*ReadNopCloser) Close() error {
return nil
}