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instruction_with_comment.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.
--
class INSTRUCTION_WITH_COMMENT
--
-- To store one instruction with a following comment.
--
inherit INSTRUCTION;
creation make
feature
instruction : INSTRUCTION;
comment : COMMENT;
feature
make(i: like instruction; c: like comment) is
require
i /= void;
really_a_comment: c.count > 0;
do
instruction := i;
comment := c;
end;
feature
end_mark_comment: BOOLEAN is false;
feature
use_current: BOOLEAN is
do
Result := instruction.use_current;
end;
afd_check is
do
instruction.afd_check;
end;
collect_c_tmp is
do
instruction.collect_c_tmp;
end;
compile_to_c is
do
instruction.compile_to_c;
end;
compile_to_jvm is
do
instruction.compile_to_jvm;
end;
is_pre_computable: BOOLEAN is
do
Result := instruction.is_pre_computable;
end;
start_position: POSITION is
do
Result := instruction.start_position;
end;
to_runnable(ct: TYPE): like Current is
local
ri: like instruction;
do
ri := instruction.to_runnable(ct);
if ri = Void then
error(instruction.start_position,"Bad instruction.");
Result := Current;
elseif ri = instruction then
Result := Current;
else
!!Result.make(ri,comment);
end;
end;
pretty_print is
local
fmt_mode: INTEGER;
do
if comment.dummy then
instruction.pretty_print;
else
fmt_mode := fmt.mode;
fmt.set_zen;
instruction.pretty_print;
fmt.level_incr;
fmt.indent;
fmt.level_decr;
comment.pretty_print;
fmt.set_mode(fmt_mode);
end;
end;
invariant
instruction /= Void;
comment /= Void;
end -- INSTRUCTION_WITH_COMMENT