Code coverage for write_slot.li

///////////////////////////////////////////////////////////////////////////////
//                             Lisaac Compiler                               //
//                                                                           //
//                   LSIIT - ULP - CNRS - INRIA - FRANCE                     //
//                                                                           //
//   This program 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 3 of the License, or       //
//   (at your option) any later version.                                     //
//                                                                           //
//   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.   //
//                                                                           //
//                     http://isaacproject.u-strasbg.fr/                     //
///////////////////////////////////////////////////////////////////////////////
Section Header

  + name    := WRITE_SLOT;

  - copyright   := "2003-2007 Benoit Sonntag";


  - author  := "Sonntag Benoit (bsonntag@loria.fr)";
  - comment := "Write slot";

Section Inherit

  + parent_write:Expanded WRITE;

Section Public

  - is_invariant:BOOLEAN <- receiver.is_invariant    {value.is_invariant};

  + slot:SLOT_DATA;

  - variable:VARIABLE <- slot;

  + receiver:EXPR;

  //
  // Creation.
  //

  - create p:POSITION with val:EXPR in (r:EXPR,s:SLOT_DATA) :SELF <-
  ( + result:SELF;
    ? {p.code != 0};
    result := clone;
    result.make p with val in (r,s);
    result
  );

  - make p:POSITION with val:EXPR in (r:EXPR,s:SLOT_DATA) <-
  (
    position := p;
    value    := val;
    receiver := r;
    slot     := s;
  );

  - my_copy:SELF <-
  ( + new_val:EXPR;
    + result:SELF;

    new_val := value.my_copy;
    result ?= variable.write position with (receiver.my_copy) value new_val;
    (quiet_generation).if {
      result.set_quiet_generation;
    };
    result
  );

  //
  // Execute.
  //

  - execute_access_unlink:INSTR <-
  (
    slot.execute;
    receiver.execute_unlink
  );

  - execute_access_link <-
  (
    slot.execute;
    receiver := receiver.execute_link;
  );

  - remove <-
  (
    receiver.remove;
    parent_write.remove;
  );

  //
  // Genere
  //

  - genere buffer:STRING <-
  ( + tf:TYPE_FULL;
    + t:TYPE;

    t := slot.receiver_type;
    t.add_genere_list;
    (! quiet_generation).if {
      (t.alias_slot = variable).if {
        tf := receiver.static_type;
        ((tf.is_strict) || {tf.is_expanded_ref}).if {
          buffer.append "(*";
          receiver.genere buffer;
          buffer.add_last ')';
        }.elseif {tf.is_expanded} then {
          receiver.genere buffer;
        } else {
          buffer.append "*((";
          t := slot.receiver_type;
          t.put_reference_declaration buffer;
          buffer.add_last ' ';
          t.put_reference_star_declaration buffer;
          buffer.add_last ')';
          receiver.genere buffer;
          buffer.add_last ')';
        };
      } else {
        // Receiver.
        (is_java).if {
          receiver.genere buffer;
          buffer.add_last '.';
        } else {
          tf := receiver.static_type;
          ((tf.is_strict) || {tf.is_expanded_ref}).if {
            receiver.genere buffer;
            buffer.append "->";
          }.elseif {tf.is_expanded} then {
            receiver.genere buffer;
            buffer.add_last '.';
          } else {
            buffer.append "((";
            t := slot.receiver_type;
            t.put_reference_declaration buffer;
            buffer.add_last ' ';
            t.put_reference_star_declaration buffer;
            buffer.add_last ')';
            receiver.genere buffer;
            buffer.append ")->";
          };
        };
        //
        buffer.append (variable.intern_name);
      };
      //
      ((value.static_type.raw = TYPE_NULL)    {variable.type.raw.is_block}).if {
        buffer.append ".__id=0";
      } else {
        buffer.add_last '=';
        genere_value buffer;
      };
    };
  );

  //
  // Display.
  //

  - display buffer:STRING <-
  (
    receiver.display buffer;
    buffer.append "->";
    parent_write.display buffer;
  );