Move the cursor to start of folded range on unfold

src/atom/editor.coffee

@@ -93,7 +93,7 @@ class Editor extends View
       false
 
     @on 'mousedown', '.fold-placeholder', (e) =>
-      @lineFolder.destroyFoldById($(e.currentTarget).attr('foldId'))
+      @destroyFold($(e.currentTarget).attr('foldId'))
       false
 
     @on 'mousedown', (e) =>
@@ -324,3 +324,8 @@ class Editor extends View
 
   redo: ->
     @undoManager.redo()
+
+  destroyFold: (foldId) ->
+    fold = @lineFolder.foldsById[foldId]
+    fold.destroy()
+    @setCursorBufferPosition(fold.start)

src/atom/line-folder.coffee

@@ -60,9 +60,6 @@ class LineFolder
     @trigger 'change', oldRange: oldScreenRange, newRange: newScreenRange
     @trigger 'unfold', fold.getRange()
 
-  destroyFoldById: (foldId) ->
-    @foldsById[foldId]?.destroy()
-
   registerFold: (bufferRow, fold) ->
     @activeFolds[bufferRow] ?= []
     @activeFolds[bufferRow].push(fold)