Code coverage for read_global.li

///////////////////////////////////////////////////////////////////////////////
//                             Lisaac Compiler                               //
//                                                                           //
//                   LSIIT - ULP - CNRS - INRIA - FRANCE                     //
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//                                                                           //
//                     http://isaacproject.u-strasbg.fr/                     //
///////////////////////////////////////////////////////////////////////////////
Section Header

  + name    := READ_GLOBAL;

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


  - author  := "Sonntag Benoit (bsonntag@loria.fr)";
  - comment := "Read for global";

Section Inherit

  + parent_read:Expanded READ;

Section Public

  - is_invariant:BOOLEAN <- global.is_invariant NULL;

  + global:SLOT_DATA;

  - variable:VARIABLE <- global;

  //
  // Comparison.
  //

  - Self:SELF '~=' Right 60 other:EXPR :BOOLEAN <-
  ( + rd:READ_GLOBAL;

    rd ?= other;
    ((rd != NULL)    {global = rd.global})
  );

  //
  // Creation.
  //

  - create p:POSITION with g:SLOT_DATA :SELF <-
  ( + result:SELF;

    result := clone;
    result.make p with g;
    result
  );

  - make p:POSITION with g:SLOT_DATA <-
  (
    position := p;
    global   := g;
  );

  //
  // Execute
  //

  - execute_access_unlink:INSTR <-
  (
    global.execute;
    NULL
  );

  - execute_access_link <-
  (
    global.execute;
  );

  //
  // Genere
  //

  - genere buffer:STRING <-
  (
    buffer.append (variable.intern_name);
  );