fix: typeo

fairDataSociety · Mar 24, 2022 · 7606341 · 7606341
1 parent 221b7b2
commit 7606341
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/file.ts b/src/file.ts
@@ -188,7 +188,7 @@ export function getBmtIndexOfSegment(
   const maxSegmentCount = maxChunkPayloadByteLength / SEGMENT_SIZE
   const chunkBmtLevels = Math.log2(maxSegmentCount) // 7 by default
   // last segment index in the file
-  const lastSegmentIndex = Math.floor((spanValue - 1) % SEGMENT_SIZE)
+  const lastSegmentIndex = Math.floor((spanValue - 1) / SEGMENT_SIZE)
   // the saturated byte length in the BMT tree (on the left)
   const fullBytesLength = spanValue - (spanValue % maxChunkPayloadByteLength)
   // the saturated segments length in the BMT tree (on the left)