Check if inline ancestor exists before using it in wrapInlineAtRange (#2374)

packages/slate/src/commands/at-range.js

@@ -1268,6 +1268,10 @@ Commands.wrapInlineAtRange = (editor, range, inline) => {
     // Wrapping an inline void
     const inlineParent = document.getClosestInline(start.key)
 
+    if (!inlineParent) {
+      return
+    }
+
     if (!editor.isVoid(inlineParent)) {
       return
     }

packages/slate/test/commands/at-current-range/wrap-inline/collapsed-range-without-parent-void-inline.js

@@ -0,0 +1,27 @@
+/** @jsx h */
+
+import h from '../../../helpers/h'
+
+export default function(editor) {
+  editor.wrapInline('hashtag')
+}
+
+export const input = (
+  <value>
+    <document>
+      <paragraph>
+        w<cursor />d
+      </paragraph>
+    </document>
+  </value>
+)
+
+export const output = (
+  <value>
+    <document>
+      <paragraph>
+        w<cursor />d
+      </paragraph>
+    </document>
+  </value>
+)