feat(extension-link): ✨ add validate option to link extension

#2779

demos/src/Examples/AutolinkValidation/React/index.jsx

@@ -0,0 +1,32 @@
+import './styles.scss'
+
+import React from 'react'
+
+import Link from '@tiptap/extension-link'
+import { EditorContent, useEditor } from '@tiptap/react'
+import StarterKit from '@tiptap/starter-kit'
+
+export default () => {
+  const editor = useEditor({
+    extensions: [
+      StarterKit,
+      Link.configure({
+        validate: link => /^https?:\/\//.test(link),
+      }),
+    ],
+    content: `
+      <p>Hey! Try to type in url with and without a http/s protocol. - Links without a protocol should not get auto linked</p>
+    `,
+    editorProps: {
+      attributes: {
+        spellcheck: 'false',
+      },
+    },
+  })
+
+  return (
+    <div>
+      <EditorContent editor={editor} />
+    </div>
+  )
+}