fix(history-chart): add colored dot to tooltip entries - #151
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Add a colored circle matching each line's stroke color in front of the package manager / registry name in the hover tooltip, making it easy to correlate tooltip entries with their lines in the chart.
darcyclarke
approved these changes
Aug 26, 2026
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Pull request overview
Updates the HistoryChart tooltip rendering so each tooltip row includes a colored dot intended to match the corresponding line color, improving visual correlation between tooltip entries and chart lines.
Changes:
- Extends the tooltip
formatterto receive the Recharts payload item. - Renders an inline colored dot next to the series name inside the tooltip row.
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| <span | ||
| className="inline-block h-2.5 w-2.5 shrink-0 rounded-full" | ||
| style={{ backgroundColor: item.color }} | ||
| /> |
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Adds a colored circle matching each line's stroke color in front of the package manager / registry name in the hover tooltip, making it easier to correlate tooltip entries with their corresponding lines in the chart.
The custom
formatterwas bypassing the built-inChartTooltipContentindicator dots, so this adds them inline.Requested by Evert.