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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 LOCAL_ARGUMENT
- --
- -- Common root to handle local variables (LOCAL_NAME) or formal
- -- argument names (ARGUMENT_NAME).
- --
-
- inherit
- NAME;
- EXPRESSION undefine is_writable end;
-
- feature
-
- start_position: POSITION;
- -- Of the first character of the name.
-
- rank: INTEGER;
- -- Of in the corresponding Eiffel flat list.
-
- result_type: TYPE;
- -- Type declaration mark.
-
- feature
-
- can_be_dropped: BOOLEAN is true;
-
- frozen to_key: STRING is
- do
- Result := to_string;
- end;
-
- is_pre_computable: BOOLEAN is false;
-
- feature {NONE} -- Parsing Creation procedures :
-
- make(sp: POSITION; n: STRING) is
- -- At declaration place.
- require
- sp /= Void;
- n /= Void;
- do
- start_position := sp;
- to_string := unique_string.item(n);
- ensure
- start_position = sp;
- to_string = unique_string.item(n)
- end;
-
- refer_to(sp: POSITION; dcl: DECLARATION_LIST; r: like rank) is
- -- Using name `r' of `dcl' at place `sp'.
- require
- sp /= Void;
- dcl /= Void;
- r >= 1;
- r <= dcl.count;
- deferred
- ensure
- dcl.rank_of(to_string) = r;
- rank = r
- end;
-
- feature {DECLARATION_LIST}
-
- name_clash is
- -- Check name clash between argument/feature or name clash
- -- between local/feature.
- -- Note : clash between local/argument are checked during
- -- parsing.
- require
- current_type /= Void
- deferred
- end;
-
- feature
-
- is_static: BOOLEAN is false;
-
- use_current: BOOLEAN is false;
-
- feature
-
- frozen compile_to_c_old is
- do
- end;
-
- frozen compile_to_jvm_old is
- do
- end;
-
- frozen compile_target_to_jvm is
- do
- standard_compile_target_to_jvm;
- end;
-
- precedence: INTEGER is
- do
- Result := atomic_precedence;
- end;
-
- print_as_target is
- do
- fmt.put_string(to_string);
- fmt.put_character('.');
- end;
-
- frozen short is
- local
- i: INTEGER;
- c: CHARACTER;
- do
- short_print.hook("Ban");
- from
- i := 1;
- until
- i > to_string.count
- loop
- c := to_string.item(i);
- if c = '_' then
- short_print.hook_or("Uan","_");
- else
- short_print.a_character(c);
- end;
- i := i + 1;
- end;
- short_print.hook("Aan");
- end;
-
- frozen short_target is
- do
- short;
- short_print.a_dot;
- end;
-
- feature {DECLARATION_LIST}
-
- set_rank(r: like rank) is
- require
- r >= 1
- do
- rank := r;
- ensure
- rank = r
- end;
-
- feature {DECLARATION_LIST,DECLARATION}
-
- set_result_type(rt: like result_type) is
- require
- rt /= Void
- do
- result_type := rt;
- ensure
- result_type = rt
- end;
-
- feature {NONE}
-
- make_runnable(model: like Current; ct, rt: TYPE) is
- do
- standard_copy(model);
- current_type := ct;
- result_type := rt;
- end;
-
- feature {NONE}
-
- em_ba: STRING is "Bad argument.";
-
- em_bl: STRING is "Bad local variable.";
-
- invariant
-
- start_position /= Void;
-
- end -- LOCAL_ARGUMENT
-
-