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feature_name.e
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1999-06-05
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-- This file is part of SmallEiffel The GNU Eiffel Compiler.
-- Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
-- Dominique COLNET and Suzanne COLLIN - colnet@loria.fr
-- http://SmallEiffel.loria.fr
-- SmallEiffel 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; either version 2, or (at your option) any later
-- version. SmallEiffel 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 SmallEiffel; see the file COPYING. If not,
-- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-- Boston, MA 02111-1307, USA.
--
deferred class FEATURE_NAME
--
-- Root of SIMPLE_FEATURE_NAME, INFIX_NAME, PREFIX_NAME and
-- FROZEN_FEATURE_NAME.
--
inherit NAME;
feature
is_manifest_string: BOOLEAN is false;
is_result: BOOLEAN is false;
is_void: BOOLEAN is false;
c_simple: BOOLEAN is true;
feature
is_frozen: BOOLEAN is
deferred
end;
mapping_c_in(str: STRING) is
deferred
end;
frozen origin_base_class: BASE_CLASS is
-- Void or the BASE_CLASS where Current is written in.
local
sp: like start_position;
do
sp := start_position;
if sp /= Void then
Result := sp.base_class;
end;
end;
feature
name_in(sc: BASE_CLASS): FEATURE_NAME is
-- ************
-- *** like Current
-- ************
-- Using the `start_position', compute possible renaming
-- when starting look_up from `sc'.
require
origin_base_class = sc or else
sc.is_subclass_of(origin_base_class)
local
bc: BASE_CLASS;
do
bc := origin_base_class
if bc = sc then
Result := Current;
else
Result := sc.new_name_of(bc,Current);
end;
ensure
Result /= Void
end;
is_freeop: BOOLEAN is
do
inspect
to_string @ 1
when '@', '#', '|', '&' then
Result := true;
else
end;
end;
declaration_in(str: STRING) is
require
str /= Void
deferred
end
declaration_pretty_print is
deferred
end;
short is
deferred
end;
frozen afd_check is
do
end;
feature {E_FEATURE}
undefine_in(bc: BASE_CLASS) is
require
bc /= Void
do
if is_frozen then
error(start_position,
"A frozen feature must not be undefined (VDUS).");
bc.fatal_undefine(Current);
end;
end;
feature {RUN_FEATURE,FEATURE_NAME}
put_cpp_tag is
deferred
end;
end -- FEATURE_NAME