Implement visibility css prop

src/parsing/visibility.js

@@ -0,0 +1,22 @@
+/* @flow */
+'use strict';
+
+export const VISIBILITY = {
+    VISIBLE: 0,
+    HIDDEN: 1,
+    COLLAPSE: 2
+};
+
+export type Visibility = $Values<typeof VISIBILITY>;
+
+export const parseVisibility = (visibility: string): Visibility => {
+    switch (visibility) {
+        case 'hidden':
+            return VISIBILITY.HIDDEN;
+        case 'collapse':
+            return VISIBILITY.COLLAPSE;
+        case 'visible':
+        default:
+            return VISIBILITY.VISIBLE;
+    }
+};