TextIconButton: convert to TSX

app/soapbox/features/compose/components/text_icon_button.js

@@ -1,34 +0,0 @@
-import PropTypes from 'prop-types';
-import React from 'react';
-
-export default class TextIconButton extends React.PureComponent {
-
-  static propTypes = {
-    label: PropTypes.string.isRequired,
-    title: PropTypes.string,
-    active: PropTypes.bool,
-    onClick: PropTypes.func.isRequired,
-    ariaControls: PropTypes.string,
-    unavailable: PropTypes.bool,
-  };
-
-  handleClick = (e) => {
-    e.preventDefault();
-    this.props.onClick();
-  }
-
-  render() {
-    const { label, title, active, ariaControls, unavailable } = this.props;
-
-    if (unavailable) {
-      return null;
-    }
-
-    return (
-      <button title={title} aria-label={title} className={`text-icon-button ${active ? 'active' : ''}`} aria-expanded={active} onClick={this.handleClick} aria-controls={ariaControls}>
-        {label}
-      </button>
-    );
-  }
-
-}

app/soapbox/features/compose/components/text_icon_button.tsx

@@ -0,0 +1,36 @@
+import React from 'react';
+
+interface ITextIconButton {
+  label: string,
+  title: string,
+  active: boolean,
+  onClick: () => void,
+  ariaControls: string,
+  unavailable: boolean,
+}
+
+const TextIconButton: React.FC<ITextIconButton> = ({
+  label,
+  title,
+  active,
+  ariaControls,
+  unavailable,
+  onClick,
+}) => {
+  const handleClick: React.MouseEventHandler = (e) => {
+    e.preventDefault();
+    onClick();
+  };
+
+  if (unavailable) {
+    return null;
+  }
+
+  return (
+    <button title={title} aria-label={title} className={`text-icon-button ${active ? 'active' : ''}`} aria-expanded={active} onClick={handleClick} aria-controls={ariaControls}>
+      {label}
+    </button>
+  );
+};
+
+export default TextIconButton;