[GitHub] [beam] damccorm commented on a diff in pull request #17782: [BEAM-14536] Handle 0.0 splits in offsetrange restriction

[GitBox <gi...@apache.org>]

damccorm commented on code in PR #17782:
URL: https://github.com/apache/beam/pull/17782#discussion_r886879050


##########
sdks/go/pkg/beam/io/rtrackers/offsetrange/offsetrange.go:
##########
@@ -208,9 +210,11 @@ func (tracker *Tracker) GetProgress() (done, remaining float64) {
 	return
 }
 
-// IsDone returns true if the most recent claimed element is past the end of the restriction.
+// IsDone returns true if the most recent claimed element is past the end of the restriction
+// or if the restriction represents no work to be done (aka the start of the restriction is
+// greater than or equal to the end).
 func (tracker *Tracker) IsDone() bool {
-	return tracker.err == nil && tracker.claimed >= tracker.rest.End
+	return tracker.err == nil && (tracker.claimed >= tracker.rest.End || tracker.rest.Start >= tracker.rest.End)

Review Comment:
   Yeah, you're right - updated



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