feat (Typescript): Add typescript support , work done by @Metavirulen with PR fixes.

index.d.ts

@@ -0,0 +1,67 @@
+import * as React from "react";
+
+export type Position =
+  | "top"
+  | "top-start"
+  | "top-end"
+  | "bottom"
+  | "bottom-start"
+  | "bottom-end"
+  | "left"
+  | "left-start"
+  | "left-end"
+  | "right"
+  | "right-start"
+  | "right-end";
+export type Trigger = "mouseenter" | "focus" | "click" | "manual";
+export type Animation = "shift" | "perspective" | "fade scale" | "none";
+export type Size = "small" | "regular" | "big";
+export type Theme = "dark" | "light" | "transparent";
+
+export interface TooltipProps {
+  title?: string;
+  disabled?: boolean;
+  open?: boolean;
+  useContext?: boolean;
+  onRequestClose?: () => void;
+  position?: Position;
+  trigger?: Trigger;
+  tabIndex?: number;
+  interactive?: boolean;
+  interactiveBorder?: number;
+  delay?: number;
+  hideDelay?: number;
+  animation?: Animation;
+  arrow?: boolean;
+  arrowSize?: Size;
+  animateFill?: boolean;
+  duration?: number;
+  hideDuration?: number;
+  distance?: number;
+  offset?: number;
+  hideOnClick?: boolean | "persistent";
+  multiple?: boolean;
+  followCursor?: boolean;
+  inertia?: boolean;
+  transitionFlip?: boolean;
+  popperOptions?: any;
+  html?: React.ReactElement<any>;
+  unmountHTMLWhenHide?: boolean;
+  size?: Size;
+  sticky?: boolean;
+  stickyDuration?: boolean;
+  beforeShown?: () => void;
+  shown?: () => void;
+  beforeHidden?: () => void;
+  hidden?: () => void;
+  theme?: Theme;
+  className?: string;
+  style?: React.CSSProperties;
+}
+
+export class Tooltip extends React.Component<TooltipProps> {}
+
+export declare function withTooltip<P>(
+  component: React.ComponentType<P>,
+  options: TooltipProps
+): JSX.Element;

package.json

@@ -47,6 +47,8 @@
     "start": "react-scripts start"
   },
   "dependencies": {
-    "popper.js": "^1.11.1"
-  }
-}
+    "popper.js": "^1.11.1",
+    "@types/react": "*"
+  },
+  "typings": "./index.d.ts"
+}