feat: For application latencies timed stream a few cosmetic changes are needed (#1645)

danieljbruce · web-flow · commit 75d1a6f5bc8d · 2025-08-13T18:30:24.000Z
## Description The comments in [this discussion](https://togithub.com/googleapis/nodejs-bigtable/pull/1639#pullrequestreview-3044883797) should be addressed in this PR. ## Impact Makes code cleaner. ## Testing This is just a follow-up on a PR.
diff --git a/src/timed-stream.ts b/src/timed-stream.ts
@@ -29,6 +29,11 @@ type TimedStreamOptions = TransformOptions & {
   ) => void;
 };
 
+/**
+ * StreamTimer is a utility class for measuring the elapsed time of stream
+ * operations. It provides methods to start and stop the timer, as well as
+ * retrieve the total duration in milliseconds.
+ */
 class StreamTimer {
   private startTime;
   private totalDuration;
@@ -62,7 +67,6 @@ export class TimedStream extends PassThrough {
   private readTimer = new StreamTimer();
   private transformTimer = new StreamTimer();
   constructor(options?: TimedStreamOptions) {
-    // highWaterMark of 1 is needed to respond to each row
     super({
       ...options,
       objectMode: true,
