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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.
- --
- deferred class CALL_PREFIX
- --
- -- For all sort of prefix operators.
- -- Root of all CALL_PREFIX_*.
- --
-
- inherit
- CALL_0
- rename make as make_call0
- undefine precedence
- redefine precedence, feature_name, print_as_target
- end;
-
- feature {ANY}
-
- feature_name: PREFIX_NAME;
-
- operator: STRING is
- deferred
- end;
-
- precedence: INTEGER is
- deferred
- end;
-
- make(operator_position: POSITION; rp: like target) is
- do
- !!feature_name.make(operator,operator_position);
- make_call0(rp,feature_name);
- end;
-
- is_pre_computable: BOOLEAN is false;
-
- frozen bracketed_pretty_print is
- do
- fmt.put_character('(');
- pretty_print;
- fmt.put_character(')');
- end;
-
- frozen pretty_print is
- do
- feature_name.pretty_print;
- fmt.put_character(' ');
- if target.precedence < precedence then
- fmt.put_character('(');
- target.pretty_print;
- fmt.put_character(')');
- else
- target.pretty_print;
- end;
- end;
-
- print_as_target is
- do
- fmt.put_character('(');
- pretty_print;
- fmt.put_character(')');
- fmt.put_character('.');
- end;
-
- frozen short is
- do
- short_print.a_prefix_name(feature_name);
- if target.precedence < precedence then
- target.bracketed_short;
- else
- target.short;
- end;
- end;
-
- frozen short_target is
- do
- bracketed_short;
- short_print.a_dot;
- end;
-
- end -- CALL_PREFIX
-
-
-