From 605ead820f784bfcc55d19ee640001fd64c601ec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Philipp=20Ku=CC=88hn?= <kontakt@philipp-kuehn.com>
Date: Fri, 22 Jan 2021 23:56:33 +0100
Subject: [PATCH] fix focus for tables

---
 packages/core/src/commands/focus.ts          | 7 +++++++
 packages/core/src/helpers/isTextSelection.ts | 6 ++++++
 2 files changed, 13 insertions(+)
 create mode 100644 packages/core/src/helpers/isTextSelection.ts

diff --git a/packages/core/src/commands/focus.ts b/packages/core/src/commands/focus.ts
index b4fa862b..8b6d13d4 100644
--- a/packages/core/src/commands/focus.ts
+++ b/packages/core/src/commands/focus.ts
@@ -1,6 +1,7 @@
 import { EditorState, TextSelection } from 'prosemirror-state'
 import { Command, FocusPosition } from '../types'
 import minMax from '../utilities/minMax'
+import isTextSelection from '../helpers/isTextSelection'
 
 function resolveSelection(state: EditorState, position: FocusPosition = null) {
   if (!position) {
@@ -42,6 +43,12 @@ export const focus = (position: FocusPosition = null): Command => ({
     return true
   }
 
+  // we don’t try to resolve a NodeSelection or CellSelection
+  if (dispatch && position === null && !isTextSelection(editor.state.selection)) {
+    view.focus()
+    return true
+  }
+
   const { from, to } = resolveSelection(editor.state, position) || editor.state.selection
   const { doc } = tr
   const resolvedFrom = minMax(from, 0, doc.content.size)
diff --git a/packages/core/src/helpers/isTextSelection.ts b/packages/core/src/helpers/isTextSelection.ts
new file mode 100644
index 00000000..b49a3d31
--- /dev/null
+++ b/packages/core/src/helpers/isTextSelection.ts
@@ -0,0 +1,6 @@
+import { TextSelection } from 'prosemirror-state'
+import isObject from '../utilities/isObject'
+
+export default function isTextSelection(value: unknown): value is TextSelection {
+  return isObject(value) && value instanceof TextSelection
+}