fix to always normalize ancestors of a node (#1310)

* fix to always normalize ancestors of a node

* fix plugins example

* update changelog

packages/slate-react/Changelog.md

@@ -15,6 +15,8 @@ This document maintains a list of changes to the `slate-react` package with each
 
 - **The `plugin.onBeforeChange` function was removed.** Previously there was both an `onBeforeChange` handler and an `onChange` handler. Now there is just an `onChange` handler, and the core plugin adds it's own logic before others.
 
+- **The `plugin.render` function was renamed to `plugin.renderEditor`.** It performs the same function, but has been renamed to disambiguate between all of the other new rendering functions available to plugins.
+
 ###### NEW
 
 - **`State` objects now have an embedded `state.schema` property.** This new schema property is used to automatically normalize the state as it changes, according to the editor's current schema. This makes normalization much easier.

packages/slate-react/src/components/content.js

@@ -38,7 +38,7 @@ class Content extends React.Component {
   static propTypes = {
     autoCorrect: Types.bool.isRequired,
     autoFocus: Types.bool.isRequired,
-    children: Types.array.isRequired,
+    children: Types.any.isRequired,
     className: Types.string,
     editor: Types.object.isRequired,
     readOnly: Types.bool.isRequired,

packages/slate/src/changes/with-schema.js

@@ -40,9 +40,18 @@ Changes.normalizeDocument = (change) => {
 
 Changes.normalizeNodeByKey = (change, key) => {
   const { state } = change
-  const { document, schema } = state
+  let { document, schema } = state
   const node = document.assertNode(key)
+
   normalizeNodeAndChildren(change, node, schema)
+
+  document = change.state.document
+  const ancestors = document.getAncestors(key)
+  if (!ancestors) return
+
+  ancestors.forEach((ancestor) => {
+    normalizeNode(change, ancestor, schema)
+  })
 }
 
 /**