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Aminet 30
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Aminet 30 (1999)(Schatztruhe)[!][Apr 1999].iso
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SmallEiffel.lha
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e_check.e
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1998-12-22
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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://www.loria.fr/SmallEiffel
-- 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 E_CHECK
--
-- Instruction "check ... end;".
--
inherit INSTRUCTION redefine is_pre_computable end;
creation make
feature
check_invariant: CHECK_INVARIANT;
feature {NONE}
current_type: TYPE;
feature
make(sp: like start_position; hc: COMMENT; l: ARRAY[ASSERTION]) is
require
sp /= Void;
not l.empty;
do
!!check_invariant.make(sp,hc,l);
ensure
start_position = sp;
check_invariant.list = l;
end;
feature
end_mark_comment: BOOLEAN is true;
feature
start_position: POSITION is
-- Of keyword "check".
do
Result := check_invariant.start_position;
end;
to_runnable(ct: TYPE): like Current is
local
al: like check_invariant;
do
if current_type = Void then
current_type := ct;
if run_control.all_check then
al := check_invariant.to_runnable(ct);
if al = Void then
error(start_position,"Bad check list.");
else
check_invariant := al;
Result := Current;
end;
else
Result := Current;
end;
else
!!Result.make(start_position,Void,check_invariant.list);
Result := Result.to_runnable(ct);
end;
end;
afd_check is
do
if run_control.all_check then
check_invariant.afd_check;
end;
end;
collect_c_tmp is
do
end;
compile_to_c is
do
if run_control.all_check then
check_invariant.compile_to_c;
end;
end;
compile_to_jvm is
do
if run_control.all_check then
check_invariant.compile_to_jvm(true);
code_attribute.opcode_pop;
end;
ensure
code_attribute.stack_level = old code_attribute.stack_level
end;
is_pre_computable: BOOLEAN is
do
if run_control.all_check then
Result := check_invariant.is_pre_computable;
else
Result := true;
end;
end;
use_current: BOOLEAN is
do
if run_control.all_check then
Result := check_invariant.use_current;
end;
end;
pretty_print is
do
check_invariant.pretty_print;
fmt.put_string("end;");
if fmt.print_end_check then
fmt.put_end("check");
end;
end;
invariant
check_invariant /= Void;
end -- E_CHECK