Use ES Class Fields & Static Properties (#3008)

Use ES Class Fields & Static Properties (currently stage 2) for improve class outlook.

Added babel-plugin-transform-class-properties as a Babel plugin.

1 files changed, 5 insertions, 11 deletions

diff --git a/app/javascript/mastodon/features/ui/components/upload_area.js b/app/javascript/mastodon/features/ui/components/upload_area.js
index c5710ee69..c7d109a33 100644
--- a/app/javascript/mastodon/features/ui/components/upload_area.js
+++ b/app/javascript/mastodon/features/ui/components/upload_area.js
@@ -5,13 +5,12 @@ import { FormattedMessage } from 'react-intl';
 
 class UploadArea extends React.PureComponent {
 
-  constructor (props, context) {
-    super(props, context);
+  static propTypes = {
+    active: PropTypes.bool,
+    onClose: PropTypes.func
+  };
 
-    this.handleKeyUp = this.handleKeyUp.bind(this);
-  }
-
-  handleKeyUp (e) {
+  handleKeyUp = (e) => {
     e.preventDefault();
     e.stopPropagation();
 
@@ -52,9 +51,4 @@ class UploadArea extends React.PureComponent {
 
 }
 
-UploadArea.propTypes = {
-  active: PropTypes.bool,
-  onClose: PropTypes.func
-};
-
 export default UploadArea;