Merge pull request #2851 from atom/ns-react-autoscroll-on-undo

Autoscroll to cursor on undo

spec/editor-spec.coffee

@@ -792,6 +792,12 @@ describe "Editor", ->
         editor.insertNewline()
         expect(editor.getScrollBottom()).toBe 15 * 10
 
+      it "autoscrolls to the cursor when it moves due to undo", ->
+        editor.insertText('abc')
+        editor.setScrollTop(Infinity)
+        editor.undo()
+        expect(editor.getScrollTop()).toBe 0
+
   describe "selection", ->
     selection = null
 

src/cursor.coffee

@@ -28,6 +28,7 @@ class Cursor extends Model
 
       # Supports old editor view
       @needsAutoscroll ?= @isLastCursor() and !textChanged
+      @autoscroll() if @editor.manageScrollPosition and @isLastCursor() and textChanged
 
       @goalColumn = null
 

src/selection.coffee

@@ -326,8 +326,6 @@ class Selection extends Model
 
     newBufferRange = @editor.buffer.setTextInRange(oldBufferRange, text, pick(options, 'undo'))
 
-    @cursor.autoscroll() if @editor.manageScrollPosition and @cursor.isLastCursor()
-
     if options.select
       @setBufferRange(newBufferRange, reversed: wasReversed)
     else