progress: fix eating up line above the trackers (#64)

jedib0t · Aug 23, 2018 · d826629 · d826629
1 parent a516594
commit d826629
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/progress/render.go b/progress/render.go
@@ -35,7 +35,9 @@ func (p *Progress) renderTrackers(lastRenderLength int) int {
 	out.Grow(lastRenderLength)
 
 	// move up N times based on the number of active trackers
-	p.moveCursorToTheTop(&out)
+	if lastRenderLength > 0 {
+		p.moveCursorToTheTop(&out)
+	}
 
 	// find the currently "active" and "done" trackers
 	trackersActive, trackersDone := p.extractDoneAndActiveTrackers()