From 287875b9e364a00650e8db456ddcc9fce4667af7 Mon Sep 17 00:00:00 2001
From: ldavidpace <ldavidpace@gmail.com>
Date: Tue, 4 Dec 2018 12:08:45 -0700
Subject: [PATCH] Checking to make sure there is only text in the node before
 removing the whole node on deleteBackward (#2476)

* Checking to make sure there is only text in the node before removing the whole node.

* Make it Prettier
---
 packages/slate/src/commands/at-range.js       |  7 +++-
 .../empty-after-multiple-void-blocks.js       | 32 +++++++++++++++++++
 2 files changed, 38 insertions(+), 1 deletion(-)
 create mode 100644 packages/slate/test/commands/at-current-range/delete-backward/empty-after-multiple-void-blocks.js

diff --git a/packages/slate/src/commands/at-range.js b/packages/slate/src/commands/at-range.js
index 9a84d6da1..507fd47f6 100644
--- a/packages/slate/src/commands/at-range.js
+++ b/packages/slate/src/commands/at-range.js
@@ -312,7 +312,12 @@ Commands.deleteBackwardAtRange = (editor, range, n = 1) => {
 
   // PERF: If the closest block is empty, remove it. This is just a shortcut,
   // since merging it would result in the same outcome.
-  if (document.nodes.size !== 1 && block && block.text === '') {
+  if (
+    document.nodes.size !== 1 &&
+    block &&
+    block.text === '' &&
+    block.nodes.size === 1
+  ) {
     editor.removeNodeByKey(block.key)
     return
   }
diff --git a/packages/slate/test/commands/at-current-range/delete-backward/empty-after-multiple-void-blocks.js b/packages/slate/test/commands/at-current-range/delete-backward/empty-after-multiple-void-blocks.js
new file mode 100644
index 000000000..228f5d6a9
--- /dev/null
+++ b/packages/slate/test/commands/at-current-range/delete-backward/empty-after-multiple-void-blocks.js
@@ -0,0 +1,32 @@
+/** @jsx h */
+
+import h from '../../../helpers/h'
+
+export default function(editor) {
+  editor.deleteBackward()
+}
+
+export const input = (
+  <value>
+    <document>
+      <paragraph>
+        <emoji />
+        <emoji />
+        <cursor />
+      </paragraph>
+      <paragraph />
+    </document>
+  </value>
+)
+
+export const output = (
+  <value>
+    <document>
+      <paragraph>
+        <emoji />
+        <cursor />
+      </paragraph>
+      <paragraph />
+    </document>
+  </value>
+)