From e430d056ad3b6a0cd887bac7f7ff291ee125a400 Mon Sep 17 00:00:00 2001
From: Zeno Rocha <zno.rocha@gmail.com>
Date: Wed, 4 Mar 2020 22:24:24 -0800
Subject: [PATCH] Fix "isSupported" behavior - Closes #666

---
 src/clipboard.js  | 4 ++--
 test/clipboard.js | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/clipboard.js b/src/clipboard.js
index 46530eec..02ebedef 100644
--- a/src/clipboard.js
+++ b/src/clipboard.js
@@ -86,10 +86,10 @@ class Clipboard extends Emitter {
      */
     static isSupported(action = ['copy', 'cut']) {
         const actions = (typeof action === 'string') ? [action] : action;
-        let support = !document.queryCommandSupported;
+        let support = !!document.queryCommandSupported;
 
         actions.forEach((action) => {
-            support = support && !document.queryCommandSupported(action);
+            support = support && !!document.queryCommandSupported(action);
         });
 
         return support;
diff --git a/test/clipboard.js b/test/clipboard.js
index 9b54932d..7a3b2355 100644
--- a/test/clipboard.js
+++ b/test/clipboard.js
@@ -110,12 +110,12 @@ describe('Clipboard', () => {
 
     describe('#static isSupported', () => {
         it('should return the support of the given action', () => {
-            assert.equal(Clipboard.isSupported('copy'), false);
-            assert.equal(Clipboard.isSupported('cut'), false);
+            assert.equal(Clipboard.isSupported('copy'), true);
+            assert.equal(Clipboard.isSupported('cut'), true);
         });
 
         it('should return the support of the cut and copy actions', () => {
-            assert.equal(Clipboard.isSupported(), false);
+            assert.equal(Clipboard.isSupported(), true);
         });
     });