From 45245187e2f7b360e1f22a4ce2ec1fdccbb885bf Mon Sep 17 00:00:00 2001
From: benox3 <ben.bj32001@gmail.com>
Date: Mon, 6 May 2019 13:55:37 -0400
Subject: [PATCH] refactor: add a static on the function for better id of comp
 type

---
 src/DataScroller.tsx             | 10 +++-------
 src/components/Column/Column.tsx |  3 +++
 src/components/Group/Group.tsx   |  3 +++
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/DataScroller.tsx b/src/DataScroller.tsx
index 323b8a21..5f6bd880 100644
--- a/src/DataScroller.tsx
+++ b/src/DataScroller.tsx
@@ -23,10 +23,8 @@ const getColumns = (node: React.ReactNode) => {
 
       if (
         column.props &&
-        (column.type === Column ||
-          // This is necessary for HMR
-          // @ts-ignore
-          column.type.displayName === 'Column')
+        // @ts-ignore
+        column.type.__Column__
       ) {
         return [...acc, column.props];
       }
@@ -67,10 +65,8 @@ const getColumnsAndGroups = (
       }
 
       if (
-        elementChild.type === Group ||
-        // This is necessary for HMR
         // @ts-ignore
-        elementChild.type.displayName === 'Group'
+        elementChild.type.__Group__
       ) {
         return {
           ...acc,
diff --git a/src/components/Column/Column.tsx b/src/components/Column/Column.tsx
index 4ed979cd..cd36c81b 100644
--- a/src/components/Column/Column.tsx
+++ b/src/components/Column/Column.tsx
@@ -13,3 +13,6 @@ export type Props = {
 export default function Column(props: Props) {
   return null;
 }
+
+// Used for identifying the component type when iterating through children
+Column.__Column__ = true;
diff --git a/src/components/Group/Group.tsx b/src/components/Group/Group.tsx
index f46eecc4..14981a83 100644
--- a/src/components/Group/Group.tsx
+++ b/src/components/Group/Group.tsx
@@ -10,3 +10,6 @@ export type Props = {
 export default function Group({ children, headerRenderer, groupData }: Props) {
   return null;
 }
+
+// Used for identifying the component type when iterating through children
+Group.__Group__ = true;