From 35a5fd9c9af73d9886fb70dc1f9fe840fc97d2ec Mon Sep 17 00:00:00 2001
From: Daniel Marsh-Patrick <daniel@coacervo.co>
Date: Wed, 17 Apr 2024 14:54:40 +1200
Subject: [PATCH] fix: numeric test error when evaluating tooltip fields (#429)

---
 src/features/interactivity/tooltip.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/features/interactivity/tooltip.ts b/src/features/interactivity/tooltip.ts
index eb2148c2..4e3e8a3f 100644
--- a/src/features/interactivity/tooltip.ts
+++ b/src/features/interactivity/tooltip.ts
@@ -97,9 +97,11 @@ const getDeepRedactedTooltipItem = (object: object) => {
  */
 const getFieldsEligibleForAutoFormat = (tooltip: object) =>
     pickBy(tooltip, (v, k) => {
-        const ttKeys = keys(tooltip),
-            mdKeys = keys(getDatasetFieldsBySelectionKeys(ttKeys));
-        return indexOf(mdKeys, k) > -1 && toNumber(tooltip[k]);
+        const ttKeys = keys(tooltip);
+        const fields = getDatasetFieldsBySelectionKeys(ttKeys);
+        const mdKeys = keys(fields);
+        const isNumeric = fields[k]?.type?.numeric || false;
+        return indexOf(mdKeys, k) > -1 && isNumeric;
     });
 
 /**