[clipboard] isSupported() is a static method. (#22931)

types/clipboard/clipboard-tests.ts

@@ -1,28 +1,28 @@
-import * as Clipboard from 'clipboard';
+import * as Clipboard from "clipboard";
 
-const cb1 = new Clipboard('.btn');
-const cb2 = new Clipboard(document.getElementById('id'), {
-    action: elem => 'copy'
+const cb1 = new Clipboard(".btn");
+const cb2 = new Clipboard(document.getElementById("id"), {
+    action: elem => "copy"
 });
-const cb3 = new Clipboard(document.querySelectorAll('query'), {
+const cb3 = new Clipboard(document.querySelectorAll("query"), {
     text: elem => null
 });
-const cb4 = new Clipboard('.btn', {
+const cb4 = new Clipboard(".btn", {
     target: elem => null
 });
-const cb5 = new Clipboard('.btn', {
-    action: elem => 'copy',
+const cb5 = new Clipboard(".btn", {
+    action: elem => "copy",
     target: elem => null
 });
 
 cb1.destroy();
-cb1.isSupported();
+Clipboard.isSupported();
 
-cb2.on('success', e => {
-    console.info('Action:', e.action);
-    console.info('Text:', e.text);
-    console.info('Trigger:', e.trigger);
+cb2.on("success", e => {
+    console.info("Action:", e.action);
+    console.info("Text:", e.text);
+    console.info("Trigger:", e.trigger);
 
     e.clearSelection();
 });
-cb2.on('error', e => { });
+cb2.on("error", e => {});

types/clipboard/index.d.ts

@@ -4,7 +4,10 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 declare class Clipboard {
-    constructor(selector: (string | Element | NodeListOf<Element>), options?: Clipboard.Options);
+    constructor(
+        selector: string | Element | NodeListOf<Element>,
+        options?: Clipboard.Options
+    );
 
     /**
      * Subscribes to events that indicate the result of a copy/cut operation.
@@ -22,7 +25,7 @@ declare class Clipboard {
     /**
      * Checks if clipboard.js is supported
      */
-    isSupported(): boolean;
+    static isSupported(): boolean;
 }
 
 declare namespace Clipboard {