Allow disabling element

src/clipboard-copy-element.ts

@@ -8,6 +8,11 @@ async function copy(button: HTMLElement) {
     button.dispatchEvent(new CustomEvent('clipboard-copy', {bubbles: true}))
   }
 
+  if (button.getAttribute('aria-disabled') === 'true') {
+    button.dispatchEvent(new CustomEvent('clipboard-copy-nothing', {bubbles: true}))
+    return
+  }
+
   if (text) {
     await copyText(text)
     trigger()

test/test.js

@@ -62,6 +62,10 @@ describe('clipboard-copy element', function () {
         document.addEventListener('clipboard-copy', () => resolve(copiedText), {
           once: true,
         })
+
+        document.addEventListener('clipboard-copy-nothing', () => resolve(null), {
+          once: true,
+        })
       })
     })
 
@@ -149,6 +153,20 @@ describe('clipboard-copy element', function () {
       const text = await whenCopied
       assert.equal(text, 'I am a link')
     })
+
+    it('does not copy when disabled', async function () {
+      const target = document.createElement('div')
+      target.innerHTML = 'Hello world!'
+      target.id = 'copy-target'
+      document.body.append(target)
+
+      const button = document.querySelector('clipboard-copy')
+      button.setAttribute('aria-disabled', 'true')
+      button.click()
+
+      const text = await whenCopied
+      assert.equal(null, text)
+    })
   })
 
   describe('shadow DOM context', function () {