# File lib/arel/tree_manager.rb, line 9 def initialize engine @engine = engine @ctx = nil end
# File lib/arel/tree_manager.rb, line 26 def initialize_copy other super @ast = @ast.clone end
# File lib/arel/tree_manager.rb, line 14 def to_dot Visitors::Dot.new.accept @ast end
# File lib/arel/tree_manager.rb, line 22 def to_sql visitor.accept @ast end
# File lib/arel/tree_manager.rb, line 18 def visitor engine.connection.visitor end
# File lib/arel/tree_manager.rb, line 31 def where expr if Arel::TreeManager === expr expr = expr.ast end @ctx.wheres << expr self end