Hard tabs in snippets are translated to soft-tabs if necessary

src/app/edit-session.coffee

@@ -211,6 +211,10 @@ class EditSession
   autoIndentSelectedRows: ->
     @mutateSelectedText (selection) -> selection.autoIndentSelectedRows()
 
+  normalizeTabsInBufferRange: (bufferRange) ->
+    return unless @softTabs
+    @scanInRange /\t/, bufferRange, (match, range, {replace}) => replace(@getTabText())
+
   cutToEndOfLine: ->
     maintainPasteboard = false
     @mutateSelectedText (selection) ->
@@ -251,8 +255,9 @@ class EditSession
       undo: (editSession) ->
         editSession?.setSelectedBufferRanges(oldSelectedRanges)
     if fn
-      fn()
+      result = fn()
       @commit() if isNewTransaction
+      result
 
   commit: ->
     newSelectedRanges = @getSelectedBufferRanges()

src/app/selection.coffee

@@ -185,6 +185,8 @@ class Selection
       else
         @editSession.autoDecreaseIndentForRow(newBufferRange.start.row)
 
+    newBufferRange
+
   indent: ({ autoIndent }={})->
     { row, column } = @cursor.getBufferPosition()