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proc_call_0.e
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2000-03-25
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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 PROC_CALL_0
--
-- For procedure calls without argument (only Current).
--
inherit PROC_CALL;
creation make, with
feature
arg_count: INTEGER is 0;
feature {NONE}
make(t: like target; fn: like feature_name) is
require
t /= Void;
fn /= Void;
do
target := t;
feature_name := fn;
ensure
target = t;
feature_name = fn
end;
with(t: like target; fn: like feature_name; rf: RUN_FEATURE) is
require
t /= Void;
fn /= Void;
rf /= Void
do
target := t;
feature_name := fn;
run_feature := rf;
run_feature_match;
ensure
target = t;
feature_name = fn;
run_feature = rf
end;
feature
arguments: EFFECTIVE_ARG_LIST is
do
end;
to_runnable(ct: TYPE): like Current is
local
t: like target;
rf: RUN_FEATURE;
do
t := runnable_expression(target,ct);
rf := run_feature_for(t,ct);
if run_feature = Void then
target := t;
run_feature := rf;
run_feature_match;
Result := Current;
elseif t = target then
check
run_feature = rf
end;
Result := Current;
else
!!Result.make(t,feature_name);
Result := Result.to_runnable(ct);
end;
end;
compile_to_jvm is
do
call_proc_call_c2jvm;
end;
pretty_print is
do
target.print_as_target;
fmt.put_string(feature_name.to_string);
if fmt.semi_colon_flag then
fmt.put_character(';');
end;
end;
feature -- {CREATION_CALL}
make_runnable(w: like target; a: like arguments;
rf: RUN_FEATURE): like Current is
do
if run_feature = Void then
target := w;
run_feature := rf;
Result := Current;
else
!!Result.make(w,feature_name);
Result.set_run_feature(rf);
end;
end;
feature {NONE}
run_feature_match is
do
run_feature_has_no_result;
if run_feature.arguments /= Void then
eh.add_position(feature_name.start_position);
eh.add_position(run_feature.start_position);
fatal_error("Feature found has arguments.");
end;
end;
invariant
arguments = Void;
end -- PROC_CALL_0