refactor insert text and selection mark updating

src/transforms/at-current-range.js

@@ -221,29 +221,10 @@ export function insertInline(transform, inline) {
 
 export function insertText(transform, text, marks) {
   const { state } = transform
-  const { document, selection } = state
+  const { selection } = state
-  const { startKey } = selection
-  const isVoid = document.hasVoidParent(startKey)
-  let after
-
-  if (isVoid) {
-    after = selection
-  }
-
-  else if (selection.isExpanded) {
-    after = selection.collapseToStart().moveForward(text.length)
-  }
-
-  else {
-    after = selection.moveForward(text.length)
-  }
-
   marks = marks || selection.marks
-
+  transform.insertTextAtRange(selection, text, marks)
-  transform
+  transform.unsetMarks()
-    .unsetSelection()
-    .insertTextAtRange(selection, text, marks)
-    .moveTo(after)
 }
 
 /**

src/transforms/index.js

@@ -129,6 +129,7 @@ import {
   moveTo,
   moveToOffsets,
   moveToRangeOf,
+  unsetMarks,
   unsetSelection,
 } from './on-selection'
 
@@ -281,6 +282,7 @@ export default {
   moveTo,
   moveToOffsets,
   moveToRangeOf,
+  unsetMarks,
   unsetSelection,
 
   /**

src/transforms/on-selection.js

@@ -374,6 +374,16 @@ export function moveToRangeOf(transform, start, end) {
   transform.setSelectionOperation(sel)
 }
 
+/**
+ * Unset the selection's marks.
+ *
+ * @param {Transform} transform
+ */
+
+export function unsetMarks(transform) {
+  transform.setSelectionOperation({ marks: null })
+}
+
 /**
  * Unset the selection, removing an association to a node.
  *