fix build for now

packages/extension-focus/src/index.ts

@@ -0,0 +1,57 @@
+import { createExtension } from '@tiptap/core'
+import { Plugin, PluginKey } from 'prosemirror-state'
+import { DecorationSet, Decoration } from 'prosemirror-view'
+
+export interface FocusOptions {
+  className: string,
+  nested: boolean,
+}
+
+const FocusClasses = createExtension({
+  defaultOptions: <FocusOptions>{
+    className: 'has-focus',
+    nested: false,
+  },
+
+  addProseMirrorPlugins() {
+    return [
+      new Plugin({
+        key: new PluginKey('focus'),
+        props: {
+          decorations: ({ doc, selection }) => {
+            const { isEditable, isFocused } = this.editor
+            const { anchor } = selection
+            const decorations: Decoration[] = []
+
+            if (!isEditable || !isFocused) {
+              return DecorationSet.create(doc, [])
+            }
+
+            doc.descendants((node, pos) => {
+              const hasAnchor = anchor >= pos && anchor <= (pos + node.nodeSize)
+
+              if (hasAnchor && !node.isText) {
+                const decoration = Decoration.node(pos, pos + node.nodeSize, {
+                  class: this.options.className,
+                })
+                decorations.push(decoration)
+              }
+
+              return this.options.nested
+            })
+
+            return DecorationSet.create(doc, decorations)
+          },
+        },
+      }),
+    ]
+  },
+})
+
+export default FocusClasses
+
+declare module '@tiptap/core/src/Editor' {
+  interface AllExtensions {
+    FocusClasses: typeof FocusClasses,
+  }
+}