Fixes type

ankeetmaini · ankeetmaini · commit 7f79c2ee9b85 · 2019-11-07T20:00:30.000+05:30
diff --git a/.npmignore b/.npmignore
@@ -6,3 +6,6 @@
 npm-debug.log
 __tests__
 stories/
+.rts2*
+.storybook
+coverage/
diff --git a/src/index.tsx b/src/index.tsx
@@ -11,7 +11,7 @@ export interface Props {
   scrollThreshold?: number | string;
   endMessage?: ReactNode;
   style?: CSSProperties;
-  height?: number;
+  height?: number | string;
   scrollableTarget?: ReactNode;
   hasChildren?: boolean;
   pullDownToRefresh?: boolean;
