WIP

src/view/observer/mutationobserver.js

@@ -206,7 +206,7 @@ export default class MutationObserver extends Observer {
 		for ( const viewElement of mutatedElements ) {
 			const domElement = domConverter.mapViewToDom( viewElement );
 			const viewChildren = Array.from( viewElement.getChildren() );
-			const newViewChildren = Array.from( domConverter.domChildrenToView( domElement ) );
+			const newViewChildren = Array.from( domConverter.domChildrenToView( domElement, { withChildren: false } ) );
 
 			// It may happen that as a result of many changes (sth was inserted and then removed),
 			// both elements haven't really changed. #1031

src/view/renderer.js

@@ -197,6 +197,16 @@ export default class Renderer {
 			this.markedChildren.add( inlineFillerPosition.parent );
 		}
 
+		for ( const element of this.markedChildren ) {
+			this._updateChildren( element, { inlineFillerPosition } );
+
+			for ( const child of element.getChildren() ) {
+				if ( child.is( 'element' ) ) {
+					this._addTextDescendantsToUpdate( child );
+				}
+			}
+		}
+
 		for ( const node of this.markedTexts ) {
 			if ( !this.markedChildren.has( node.parent ) && this.domConverter.mapViewToDom( node.parent ) ) {
 				this._updateText( node, { inlineFillerPosition } );
@@ -207,10 +217,6 @@ export default class Renderer {
 			this._updateAttrs( element );
 		}
 
-		for ( const element of this.markedChildren ) {
-			this._updateChildren( element, { inlineFillerPosition } );
-		}
-
 		// Check whether the inline filler is required and where it really is in the DOM.
 		// At this point in most cases it will be in the DOM, but there are exceptions.
 		// For example, if the inline filler was deep in the created DOM structure, it will not be created.
@@ -241,6 +247,16 @@ export default class Renderer {
 		this.markedChildren.clear();
 	}
 
+	_addTextDescendantsToUpdate( element ) {
+		for ( const child of element.getChildren() ) {
+			if ( child.is( 'text' ) ) {
+				this.markedTexts.add( child );
+			} else {
+				this._addTextDescendantsToUpdate( child );
+			}
+		}
+	}
+
 	/**
 	 * Adds inline filler at given position.
 	 *