fix facetAnchor interactive doc crashing when it receives "null" (#1974)

closes #1972
observablehq · Jan 15, 2024 · 48b71d7 · 48b71d7
1 parent b5366f9
commit 48b71d7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/marks/axis.md b/docs/marks/axis.md
@@ -279,7 +279,7 @@ Plot.plot({
   marks: [
     Plot.frame(),
     Plot.dot(penguins, {x: "culmen_length_mm", y: "culmen_depth_mm", fx: "sex", fy: "species"}),
-    Plot.axisX({color: "red", anchor, facetAnchor: facetAnchor === "auto" ? undefined : facetAnchor}),
+    Plot.axisX({color: "red", anchor, facetAnchor: facetAnchor === "auto" ? undefined : facetAnchor === "null" ? null : facetAnchor}),
     Plot.axisFx({color: "blue", anchor: anchor === "top" ? "bottom" : "top"}) // place fx axis opposite x
   ]
 })