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-- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries
--
-- SmartEiffel 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.
-- SmartEiffel 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 SmartEiffel; see the file COPYING. If not, write to
-- the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-- MA 02111-1307, USA.
--
-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.
-- - University of Nancy 1 - FRANCE
-- Copyright(C) 2003: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne
-- - University of Nancy 2 - FRANCE
--
-- Dominique COLNET, Suzanne COLLIN, Olivier ZENDRA,
-- Philippe RIBET, Cyril ADRIAN
--
-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
--
class LOCAL_NAME2
--
-- A local name used somewhere.
--
inherit LOCAL_NAME
creation refer_to
feature
rank: INTEGER
-- The `rank' of the corresponding declaration in `local_var_list'.
assertion_check(tag: CHARACTER) is
do
check tag /= 'R' end
if tag = 'E' then
error_handler.add_position(start_position)
fatal_error("Cannot use local variable here (VEEN).")
end
end
to_string: STRING is
do
Result := local_var_list.name(rank).to_string
end
result_type: E_TYPE is
do
Result := local_var_list.type(rank)
end
to_runnable(ct: E_TYPE): like Current is
local
rf: RUN_FEATURE; lvl: LOCAL_VAR_LIST
do
rf := smart_eiffel.top_rf
lvl := rf.local_vars
if local_var_list = lvl then
Result := Current
else
create Result.refer_to(start_position,lvl,rank)
end
lvl.name(rank).set_is_live
end
feature {LOCAL_NAME2_VISITOR}
accept(visitor: LOCAL_NAME2_VISITOR) is
do
visitor.visit_local_name2(Current)
end
feature {NONE}
local_var_list: LOCAL_VAR_LIST
refer_to(sp: POSITION; lvl: LOCAL_VAR_LIST; r: like rank) is
-- Using name `r' of `dcl' at place `sp'.
require
not sp.is_unknown
r.in_range(1,lvl.count)
do
start_position := sp
local_var_list := lvl
rank := r
lvl.name(r).refer_to_increment
ensure
start_position = sp
local_var_list = lvl
rank = r
end
end -- LOCAL_NAME2
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