indexing description: "Abstract class for expression nodes." date: "$Date$" revision: "$Revision$" deferred class EXPR_AS inherit AST_EIFFEL undefine byte_node end --feature -- Visitor -- -- process (v: AST_VISITOR) is -- -- process current element. -- do -- v.process_expr_as (Current) -- end feature -- Byte code generation byte_node: EXPR_B is -- Byte code type deferred end end -- class EXPR_AS