message: Typed the floating action button
diff: import { Component, Context, ReactNode } from 'react';
  -import { BackHandler, ImageRequireSource, ImageURISource, NativeSyntheticEvent, StyleProp, ViewStyle } from 'react-native';
  +import { BackHandler, ImageRequireSource, ImageURISource, NativeSyntheticEvent,
  + StyleProp, ViewStyle, RotateTransform, RotateXTransform, RotateYTransform,
  + RotateZTransform, ScaleTransform, ScaleXTransform, ScaleYTransform,
  + TranslateXTransform, TranslateYTransform
  +} from 'react-native';
  import { Crumb, State, StateContext } from 'navigation';
  declare global {
  @@ -488,6 +492,63 @@ export interface TabBarProps {
  */
  export class TabBar extends Component<TabBarProps> {}
  +/**
  + * Defines the Floating Action Button Props contract
  + */
  +export interface FloatingActionButtonProps {
  + image: ImageRequireSource | ImageURISource | string;
  + hide?: boolean;
  + anchor?: number;
  + gravity?: 'topLeft' | 'topStart' | 'top' | 'topRight' | 'topEnd'
  + | 'left' | 'start' | 'center' | 'right' | 'end' | 'bottomLeft'
  + | 'bottomStart' | 'bottom' | 'bottomRight' | 'bottomEnd';
  + anchorGravity?: 'topLeft' | 'topStart' | 'top' | 'topRight' | 'topEnd'
  + | 'left' | 'start' | 'center' | 'right' | 'end' | 'bottomLeft'
  + | 'bottomStart' | 'bottom' | 'bottomRight' | 'bottomEnd';
  + size?: number;
  + contentDescription?: string;
  + style?: StyleProp<FloatingActionButtonStyle>;
  + onPress?: () => void;
  +}
  +
  +/**
  + * Defines the Floating Action Button Style Prop contract
  + */
  +export interface FloatingActionButtonStyle {
  + backgroundColor?: string;
  + color?: string;
  + margin?: number | string;
  + marginBottom?: number | string;
  + marginEnd?: number | string;
  + marginHorizontal?: number | string;
  + marginLeft?: number | string;
  + marginRight?: number | string;
  + marginStart?: number | string;
  + marginTop?: number | string;
  + opacity?: number;
  + elevation?: number;
  + transform?: (
  + | RotateTransform
  + | RotateXTransform
  + | RotateYTransform
  + | RotateZTransform
  + | ScaleTransform
  + | ScaleXTransform
  + | ScaleYTransform
  + | TranslateXTransform
  + | TranslateYTransform)[];
  + rotation?: number;
  + scaleX?: number;
  + scaleY?: number;
  + translateX?: number;
  + translateY?: number;
  +}
  +
  +/**
  + * Renders a floating action button
  + */
  +export class FloatingActionButton extends Component<FloatingActionButtonProps> {}
  +
  /**
  * Defines the Modal Back Handler Props contract
  */
  