expose isIphoneX constant, also fix some docs

Author: ethanshar

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native-ui-lib",
-  "version": "3.3.32",
+  "version": "3.3.33",
   "main": "index.js",
   "author": "Ethan Sharabi <[email protected]>",
   "publishConfig": {

src/components/featureHighlight/index.js

@@ -40,7 +40,7 @@ class FeatureHighlight extends BaseComponent {
      */
     visible: PropTypes.bool,
     /**
-     * Frame of the area to highlight
+     * Frame of the area to highlight {x, y, width, height}
      */
     highlightFrame: PropTypes.shape({
       x: PropTypes.number,

src/helpers/Constants.js

@@ -10,3 +10,4 @@ export const screenHeight = height;
 export const isSmallScreen = isIOS ? (screenWidth <= 320) : (screenWidth <= 360);
 export const isShortScreen = screenHeight <= 600;
 export const statusBarHeight = isIOS ? 20 : StatusBarManager.HEIGHT;
+export const isIphoneX = isIOS && !Platform.isPad && !Platform.isTVOS && (screenHeight === 812 || screenWidth === 812);