Update type definitions for "react-copy-to-clipboard" (#38565)

* add required property children to Props

* name function arguments for onCopy

* put required props before optional

* make all Options attributes optional and add format

* extend and add tests

* indicate lib version for these types and add contributor

types/react-copy-to-clipboard/index.d.ts

@@ -1,7 +1,8 @@
-// Type definitions for react-copy-to-clipboard 4.2
+// Type definitions for react-copy-to-clipboard 4.3
 // Project: https://github.com/nkbt/react-copy-to-clipboard
 // Definitions by: Meno Abels <https://github.com/mabels>
 //                 Bernabe <https://github.com/BernabeFelix>
+//                 Ward Delabastita <https://github.com/wdlb>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -13,13 +14,15 @@ export = CopyToClipboard;
 
 declare namespace CopyToClipboard {
   interface Options {
-    debug: boolean;
-    message: string;
+    debug?: boolean;
+    format?: "text/html" | "text/plain";
+    message?: string;
   }
 
   interface Props {
+    children: React.ReactNode;
     text: string;
-    onCopy?(a: string, b: boolean): void;
+    onCopy?(text: string, result: boolean): void;
     options?: Options;
   }
 }

types/react-copy-to-clipboard/react-copy-to-clipboard-tests.tsx

@@ -1,11 +1,22 @@
 import * as React from "react";
 import CopyToClipboard = require("react-copy-to-clipboard");
 
-export class Test extends React.Component {
+export class OnlyRequiredProps extends React.Component {
+    render() {
+        return (
+          <CopyToClipboard text={"Hello World"}>
+              <button>Copy to clipboard with button</button>
+          </CopyToClipboard>
+        );
+    }
+}
+
+export class AllProps extends React.Component {
     render() {
         return (
           <CopyToClipboard text={"Hello World"}
-            onCopy={() => {}}>
+                onCopy={() => {}}
+                options={{debug: true, message: "message", format: "text/plain"}}>
             <span>Copy to clipboard with span</span>
           </CopyToClipboard>
         );