Cleanup minor re-renders

packages/ra-core/src/core/RoutesWithLayout.tsx

@@ -23,6 +23,8 @@ interface Props {
     title?: TitleComponent;
 }
 
+const defaultAuthParams = { route: 'dashboard' };
+
 const RoutesWithLayout: FunctionComponent<Props> = ({
     catchAll,
     children,
@@ -60,9 +62,7 @@ const RoutesWithLayout: FunctionComponent<Props> = ({
                     path="/"
                     render={routeProps => (
                         <WithPermissions
-                            authParams={{
-                                route: 'dashboard',
-                            }}
+                            authParams={defaultAuthParams}
                             component={dashboard}
                             {...routeProps}
                         />

packages/ra-core/src/util/Ready.tsx

@@ -41,6 +41,12 @@ const styles = {
     linkHovered: {
         opacity: 1,
     },
+    image: {
+        width: 50,
+    },
+    logo: {
+        height: 100,
+    },
 };
 
 const Button = ({ img, label, href }) => {
@@ -57,7 +63,7 @@ const Button = ({ img, label, href }) => {
                 onMouseEnter={() => setHovered(true)}
                 onMouseLeave={() => setHovered(false)}
             >
-                <img src={img} alt={label} style={{ width: 50 }} />
+                <img src={img} alt={label} style={styles.image} />
                 <br />
                 {label}
             </a>
@@ -72,7 +78,7 @@ export default () =>
         <div style={styles.root}>
             <div style={styles.main}>
                 <img
-                    style={{ height: 100 }}
+                    style={styles.logo}
                     src="data:image/svg+xml;base64,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"
                     alt="react-admin logo"
                 />

packages/ra-ui-materialui/src/input/DateInput.tsx

@@ -23,6 +23,7 @@ const convertDateToString = (value: Date) => {
 };
 
 const dateRegex = /^\d{4}-\d{2}-\d{2}$/;
+const defaultInputLabelProps = { shrink: true };
 
 const getStringFromDate = (value: string | Date) => {
     // null, undefined and empty string values should not go through dateFormatter
@@ -101,9 +102,7 @@ const DateInput: FunctionComponent<
                     isRequired={isRequired}
                 />
             }
-            InputLabelProps={{
-                shrink: true,
-            }}
+            InputLabelProps={defaultInputLabelProps}
             {...options}
             {...sanitizeInputRestProps(rest)}
         />

packages/ra-ui-materialui/src/input/DateTimeInput.tsx

@@ -27,6 +27,7 @@ const convertDateToString = (value: Date) => {
 
 // yyyy-MM-ddThh:mm
 const dateTimeRegex = /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}$/;
+const defaultInputLabelProps = { shrink: true };
 
 /**
  * Converts a date from the Redux store, with timezone, to a date string
@@ -122,9 +123,7 @@ const DateTimeInput: FunctionComponent<
                     isRequired={isRequired}
                 />
             }
-            InputLabelProps={{
-                shrink: true,
-            }}
+            InputLabelProps={defaultInputLabelProps}
             {...options}
             {...sanitizeInputRestProps(rest)}
         />

packages/ra-ui-materialui/src/input/InputHelperText.tsx

@@ -26,8 +26,10 @@ const InputHelperText: FunctionComponent<Props> = ({
         // markup as material-ui.
         // @see https://github.com/mui-org/material-ui/blob/62e439b7022d519ab638d65201e204b59b77f8da/packages/material-ui/src/FormHelperText/FormHelperText.js#L85-L90
         // eslint-disable-next-line react/no-danger
-        <span dangerouslySetInnerHTML={{ __html: '&#8203;' }} />
+        <span dangerouslySetInnerHTML={defaultInnerHTML} />
     ) : null;
 };
 
+const defaultInnerHTML = { __html: '&#8203;' };
+
 export default InputHelperText;