// follow line position to add context to errors
	lineNo    int
	lineStart int64
}

// NewDecoder creates new Decoder to read JSON values at the provided
// emitDepth from the provider io.Reader.
// If emitDepth is < 0, values at every depth will be emitted.
func NewDecoder(r io.Reader, emitDepth int) *Decoder {
	d := &Decoder{
		scanner:   newScanner(r),
		emitDepth: emitDepth,
		scratch:   &scratch{data: make([]byte, 1024)},

	filePath   string
	verifier   *BitrotVerifier // Holds the bit-rot info
	tillOffset int64           // Affects the length of data requested in disk.ReadFile depending on Read()'s offset
	buf        []byte          // Holds bit-rot verified data
}

func (b *wholeBitrotReader) ReadAt(buf []byte, offset int64) (n int, err error) {
	if b.buf == nil {
		b.buf = make([]byte, b.tillOffset-offset)

	defer xioutil.ODirectPoolSmall.Put(bufp)

	for left > 0 {
		// Read expected hash...
		h.Reset()
		n, err := io.ReadFull(r, hashBuf)
		if err != nil {
			// Read's failed for object with right size, file is corrupt.
			return err
		}
		// Subtract hash length..
		left -= int64(n)
		if left < shardSize {
			shardSize = left
		}

		read, err := io.CopyBuffer(h, io.LimitReader(r, shardSize), *bufp)

Daryl White <******@****.***> 1755022836 -0400

Daryl White <******@****.***> 1755022836 -0400

Daryl White <******@****.***> 1755022836 -0400

Daryl White <******@****.***> 1755022836 -0400

Asim Shankar <******@****.***> 1540258076 -0700

Adam Murdoch <******@****.***> 1708497044 +1100

Michael Hudgins <******@****.***> 1686085016 -0700