assinging nil to an offset will remove the offset from the AST

1 files changed, 10 insertions, 1 deletions

diff --git a/lib/arel/select_manager.rb b/lib/arel/select_manager.rb
index 37405b4596..7f533fa91b 100644
--- a/lib/arel/select_manager.rb
+++ b/lib/arel/select_manager.rb
@@ -18,10 +18,19 @@ module Arel
       @ctx.wheres
     end
 
+    def offset
+      @ast.offset && @ast.offset.expr
+    end
+
     def skip amount
-      @ast.offset = Nodes::Offset.new(amount)
+      if amount
+        @ast.offset = Nodes::Offset.new(amount)
+      else
+        @ast.offset = nil
+      end
       self
     end
+    alias :offset= :skip
 
     ###
     # Produces an Arel::Nodes::Exists node