# File lib/arel/tree_manager.rb, line 7 def initialize engine @engine = engine @ctx = nil end
# File lib/arel/tree_manager.rb, line 24 def initialize_copy other super @ast = @ast.clone end
# File lib/arel/tree_manager.rb, line 12 def to_dot Visitors::Dot.new.accept @ast end
# File lib/arel/tree_manager.rb, line 20 def to_sql visitor.accept @ast end
# File lib/arel/tree_manager.rb, line 16 def visitor engine.connection.visitor end
# File lib/arel/tree_manager.rb, line 29 def where expr if Arel::TreeManager === expr expr = expr.ast end @ctx.wheres << expr self end