Document why

mui · May 25, 2020 · f871c76 · f871c76
1 parent c3d462a
commit f871c76
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/material-ui/src/utils/createSvgIcon.js b/packages/material-ui/src/utils/createSvgIcon.js
@@ -12,6 +12,8 @@ export default function createSvgIcon(path, displayName) {
   );
 
   if (process.env.NODE_ENV !== 'production') {
+    // Need to set `displayName` on the inner component for React.memo.
+    // React prior to 16.14 ignores `displayName` on the wrapper.
     Component.displayName = `${displayName}Icon`;
   }