From b50005e702da45d7028354ea008060113ef01527 Mon Sep 17 00:00:00 2001
From: bharatnc <bharatnc@gmail.com>
Date: Sat, 12 Feb 2022 22:05:28 -0800
Subject: [PATCH] add check for max h3 resolution

---
 src/Functions/geoToH3.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/Functions/geoToH3.cpp b/src/Functions/geoToH3.cpp
index 666130ed55e..12f29422367 100644
--- a/src/Functions/geoToH3.cpp
+++ b/src/Functions/geoToH3.cpp
@@ -11,6 +11,7 @@
 #include <Common/typeid_cast.h>
 #include <base/range.h>
 
+#include <constants.h>
 #include <h3api.h>
 
 
@@ -109,6 +110,14 @@ public:
             const double lat = data_lat[row];
             const UInt8 res = data_res[row];
 
+            if (res > MAX_H3_RES)
+                throw Exception(
+                        ErrorCodes::ARGUMENT_OUT_OF_BOUND,
+                        "The argument 'resolution' ({}) of function {} is out of bounds because the maximum resolution in H3 library is ",
+                        toString(res),
+                        getName(),
+                        MAX_H3_RES);
+
             LatLng coord;
             coord.lng = degsToRads(lon);
             coord.lat = degsToRads(lat);