Diff stats bar
Horizontal stats bar — insertions / deletions visualised as proportional segments + total files chip.
Production answer
Diff stats bar is a reusable Oak Flats Muffler Men UI primitive with documented states, accessibility expectations, theme behavior, and implementation evidence.
Primary CTAReview Diff stats bar states
Generative search brief
Diff stats bar: Horizontal stats bar — insertions / deletions visualised as proportional segments + total files chip.
Three PR comparisons
Behaviour
The track is a two-column CSS grid sized by the insertion / deletion ratio, so the bar adapts smoothly. When deletions dominate (a cleanup PR) the red segment is wider; when it's a green-field add (the feature flag PR) it's mostly green.