type: optimization type (#41326)

components/divider/index.tsx

@@ -57,7 +57,7 @@ const Divider: React.FC<DividerProps> = (props) => {
     rootClassName,
   );
 
-  const innerStyle = {
+  const innerStyle: React.CSSProperties = {
     ...(hasCustomMarginLeft && { marginLeft: orientationMargin }),
     ...(hasCustomMarginRight && { marginRight: orientationMargin }),
   };

components/empty/empty.tsx

@@ -2,7 +2,7 @@ import { TinyColor } from '@ctrl/tinycolor';
 import * as React from 'react';
 import { useToken } from '../theme/internal';
 
-const Empty = () => {
+const Empty: React.FC = () => {
   const [, token] = useToken();
 
   const bgColor = new TinyColor(token.colorBgBase);

components/empty/simple.tsx

@@ -3,7 +3,7 @@ import * as React from 'react';
 import { useMemo } from 'react';
 import { useToken } from '../theme/internal';
 
-const Simple = () => {
+const Simple: React.FC = () => {
   const [, token] = useToken();
 
   const { colorFill, colorFillTertiary, colorFillQuaternary, colorBgContainer } = token;