Limit Math.asin inputs to the range [-1, 1] (#9410)

chartjs · Jul 14, 2021 · df49447 · df49447
1 parent 58999ea
commit df49447
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/core/core.scale.js b/src/core/core.scale.js
@@ -593,8 +593,8 @@ export default class Scale extends Element {
 				- tickOpts.padding - getTitleHeight(options.title, me.chart.options.font);
       maxLabelDiagonal = Math.sqrt(maxLabelWidth * maxLabelWidth + maxLabelHeight * maxLabelHeight);
       labelRotation = toDegrees(Math.min(
-        Math.asin(Math.min((labelSizes.highest.height + 6) / tickWidth, 1)),
-        Math.asin(Math.min(maxHeight / maxLabelDiagonal, 1)) - Math.asin(maxLabelHeight / maxLabelDiagonal)
+        Math.asin(_limitValue((labelSizes.highest.height + 6) / tickWidth, -1, 1)),
+        Math.asin(_limitValue(maxHeight / maxLabelDiagonal, -1, 1)) - Math.asin(_limitValue(maxLabelHeight / maxLabelDiagonal, -1, 1))
       ));
       labelRotation = Math.max(minRotation, Math.min(maxRotation, labelRotation));
     }