fix bug i introduced in previous commit

quackduck · quackduck · commit 407341f1be89 · 2022-11-22T09:53:02.000-08:00
diff --git a/aces.go b/aces.go
@@ -203,7 +203,7 @@ func (bw *bitWriter) write(b byte) error {
 
 		bw.buf[byteNum] = bw.buf[byteNum] + sliceByteLen(b, bStart, left)
 		// bStart + left is up to where b has been read from. (bw.chunkLen+bitNum) - 8 is how many bits go to the next byte.
-		bw.buf[byteNum+1] = sliceByteLen(b, bStart+left, bw.chunkLen-left) << (bStart - left) // simplified 8 - (bw.chunkLen + bitNum - 8)
+		bw.buf[byteNum+1] = sliceByteLen(b, bStart+left, bw.chunkLen-left) << (bStart + left) // simplified 8 - (bw.chunkLen + bitNum - 8)
 	} else {
 		bw.buf[byteNum] = bw.buf[byteNum] + (b << (8 - (bitNum + bw.chunkLen)))
 	}

Original file line number	Diff line number	Diff line change
`@@ -203,7 +203,7 @@ func (bw *bitWriter) write(b byte) error {`
`203`	`203`
`204`	`204`	`bw.buf[byteNum] = bw.buf[byteNum] + sliceByteLen(b, bStart, left)`
`205`	`205`	`// bStart + left is up to where b has been read from. (bw.chunkLen+bitNum) - 8 is how many bits go to the next byte.`
`206`		`- bw.buf[byteNum+1] = sliceByteLen(b, bStart+left, bw.chunkLen-left) << (bStart - left) // simplified 8 - (bw.chunkLen + bitNum - 8)`
	`206`	`+ bw.buf[byteNum+1] = sliceByteLen(b, bStart+left, bw.chunkLen-left) << (bStart + left) // simplified 8 - (bw.chunkLen + bitNum - 8)`
`207`	`207`	`} else {`
`208`	`208`	`bw.buf[byteNum] = bw.buf[byteNum] + (b << (8 - (bitNum + bw.chunkLen)))`
`209`	`209`	`}`