fix selection after pasting inline nodes (#2738)

* fix selection after pasting inline nodes

* add forgotten line

* added test case

packages/slate/src/commands/with-intent.js

@@ -278,7 +278,19 @@ Commands.insertFragment = (editor, fragment) => {
   if (newText && (lastInline || isInserting)) {
     editor.moveToEndOfNode(newText)
   } else if (newText) {
-    editor.moveToStartOfNode(newText).moveForward(lastBlock.text.length)
+    // The position within the last text node needs to be calculated. This is the length
+    // of all text nodes within the last block, but if the last block contains inline nodes,
+    // these have to be skipped.
+    const { nodes } = lastBlock
+    const lastIndex = nodes.findLastIndex(
+      node => node && node.object === 'inline'
+    )
+    const remainingTexts = nodes.takeLast(nodes.size - lastIndex - 1)
+    const remainingTextLength = remainingTexts.reduce(
+      (acc, val) => acc + val.text.length,
+      0
+    )
+    editor.moveToStartOfNode(newText).moveForward(remainingTextLength)
   }
 }
 

packages/slate/test/commands/at-current-range/insert-fragment/fragment-inline-node.js

@@ -0,0 +1,35 @@
+/** @jsx h */
+
+import h from '../../../helpers/h'
+
+export default function(editor) {
+  editor.insertFragment(
+    <document>
+      <paragraph>
+        <text>one</text>
+        <inline type="link">Some inline stuff</inline>
+        <text>two</text>
+      </paragraph>
+    </document>
+  )
+}
+
+export const input = (
+  <value>
+    <document>
+      <paragraph>
+        A<cursor />B
+      </paragraph>
+    </document>
+  </value>
+)
+
+export const output = (
+  <value>
+    <document>
+      <paragraph>
+        Aone<inline type="link">Some inline stuff</inline>two<cursor />B
+      </paragraph>
+    </document>
+  </value>
+)