note legal: "See notice at end of class." status: "See notice at end of class." class UN_NOT_B inherit UNARY_B redefine generate_operator, is_built_in, print_register, enlarged, is_type_fixed end feature -- Visitor process (v: BYTE_NODE_VISITOR) -- Process current element. do v.process_un_not_b (Current) end feature print_register -- print expression value local buf: GENERATION_BUFFER do buf := buffer buf.put_string ("(EIF_BOOLEAN) !") expr.print_register end generate_operator (a_buffer: GENERATION_BUFFER) -- Generate the unary operator do a_buffer.put_character ('!') end; is_built_in: BOOLEAN -- Is the current binary operator a built-in one ? do Result := context.real_type (expr.type).is_boolean; end; is_type_fixed: BOOLEAN -- Is type of the expression statically fixed, -- so that there is no variation at run-time? do Result := is_built_in end feature -- Enlarging enlarged: EXPR_B -- Enlarge expression. local l_val: VALUE_I do if not is_built_in or not context.final_mode then Result := Precursor {UNARY_B} else expr := expr.enlarged l_val := expr.evaluate if l_val.is_boolean then create {BOOL_CONST_B} Result.make (not l_val.boolean_value) else if access /= Void then access := access.enlarged_on (context.real_type (expr.type)) end Result := Current end end end note copyright: "Copyright (c) 1984-2006, Eiffel Software" license: "GPL version 2 (see http://www.eiffel.com/licensing/gpl.txt)" licensing_options: "http://www.eiffel.com/licensing" copying: "[ This file is part of Eiffel Software's Eiffel Development Environment. Eiffel Software's Eiffel Development Environment is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2 of the License (available at the URL listed under "license" above). Eiffel Software's Eiffel Development Environment is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Eiffel Software's Eiffel Development Environment; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA ]" source: "[ Eiffel Software 356 Storke Road, Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end