Fix the naming problem

.prettierignore

@@ -1,4 +0,0 @@
-**/*.svg
-**/*.ejs
-**/*.html
-package.json

.prettierrc

@@ -1,11 +0,0 @@
-{
-  "singleQuote": true,
-  "trailingComma": "es5",
-  "printWidth": 100,
-  "overrides": [
-    {
-      "files": ".prettierrc",
-      "options": { "parser": "json" }
-    }
-  ]
-}

components/drawer/demo/from-drawer.md

@@ -18,7 +18,7 @@ import { Drawer, Form, Button, Col, Row, Input, Select, DatePicker } from 'antd'
 
 const { Option } = Select;
 
-class App extends React.Component {
+class DrawerForm extends React.Component {
   state = { visible: false };
   showDrawer = () => {
     this.setState({
@@ -171,9 +171,9 @@ class App extends React.Component {
     );
   }
 }
-const WarpApp = Form.create()(App);
+const App = Form.create()(DrawerForm);
 
-ReactDOM.render(<WarpApp />, mountNode);
+ReactDOM.render(<App />, mountNode);
 ```
 
 <style>

components/drawer/demo/multi-level-drawer.md

@@ -18,18 +18,16 @@ import { Drawer, List, Form, Button, Input, Tag } from 'antd';
 
 const vegetables = ['asparagus', 'bamboo', 'potato', 'carrot', 'cilantro', 'potato', 'eggplant'];
 
-const TagList = ({ value, onChange, show }) => {
+const TagList = ({ value, show }) => {
   return (
     <div>
-      {value.map(item => {
-        return <Tag>{item}</Tag>;
-      })}
+      {value.map(item => <Tag>{item}</Tag>)}
       <Tag onClick={() => show()}>+</Tag>
     </div>
   );
 };
 
-class App extends React.Component {
+class DrawerForm extends React.Component {
   state = { visible: false, childrenDrawer: false };
   showDrawer = () => {
     this.setState({
@@ -126,9 +124,9 @@ class App extends React.Component {
     );
   }
 }
-const WarpApp = Form.create()(App);
+const App = Form.create()(DrawerForm);
 
-ReactDOM.render(<WarpApp />, mountNode);
+ReactDOM.render(<App />, mountNode);
 ```
 
 <style>

components/drawer/index.tsx

@@ -58,6 +58,7 @@ export default class Drawer extends React.Component<
     closable: true,
     placement: 'right',
     maskClosable: true,
+    level: null,
   };
 
   close = (e: EventType) => {
@@ -128,7 +129,6 @@ export default class Drawer extends React.Component<
     }
     return (
       <RcDrawer
-        level={null}
         {...rest}
         handler={false}
         open={this.props.visible}