aboutsummaryrefslogtreecommitdiff
path: root/gcc/ada/prj-pp.adb
blob: f9cceb5bc52f7d6f216ed4fbe71ebabd3723705b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
------------------------------------------------------------------------------
--                                                                          --
--                         GNAT COMPILER COMPONENTS                         --
--                                                                          --
--                               P R J . P P                                --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--             Copyright (C) 2001-2004 Free Software Foundation, Inc.       --
--                                                                          --
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 2,  or (at your option) any later ver- --
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT 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  distributed with GNAT;  see file COPYING.  If not, write --
-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
-- MA 02111-1307, USA.                                                      --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------

with Ada.Characters.Handling; use Ada.Characters.Handling;

with Hostparm;
with Namet;    use Namet;
with Output;   use Output;
with Snames;

package body Prj.PP is

   use Prj.Tree;

   Not_Tested : array (Project_Node_Kind) of Boolean := (others => True);

   Max_Line_Length : constant := Hostparm.Max_Line_Length - 5;
   --  Maximum length of a line.

   Column : Natural := 0;
   --  Column number of the last character in the line. Used to avoid
   --  outputing lines longer than Max_Line_Length.

   procedure Indicate_Tested (Kind : Project_Node_Kind);
   --  Set the corresponding component of array Not_Tested to False.
   --  Only called by pragmas Debug.

   ---------------------
   -- Indicate_Tested --
   ---------------------

   procedure Indicate_Tested (Kind : Project_Node_Kind) is
   begin
      Not_Tested (Kind) := False;
   end Indicate_Tested;

   ------------------
   -- Pretty_Print --
   ------------------

   procedure Pretty_Print
     (Project                            : Prj.Tree.Project_Node_Id;
      Increment                          : Positive      := 3;
      Eliminate_Empty_Case_Constructions : Boolean       := False;
      Minimize_Empty_Lines               : Boolean       := False;
      W_Char                             : Write_Char_Ap := null;
      W_Eol                              : Write_Eol_Ap  := null;
      W_Str                              : Write_Str_Ap  := null;
      Backward_Compatibility             : Boolean)
   is
      procedure Print (Node : Project_Node_Id; Indent : Natural);
      --  A recursive procedure that traverses a project file tree and outputs
      --  its source. Current_Prj is the project that we are printing. This
      --  is used when printing attributes, since in nested packages they
      --  need to use a fully qualified name.

      procedure Output_Attribute_Name (Name : Name_Id);
      --  Outputs an attribute name, taking into account the value of
      --  Backward_Compatibility.

      procedure Output_Name (Name : Name_Id; Capitalize : Boolean := True);
      --  Outputs a name

      procedure Start_Line (Indent : Natural);
      --  Outputs the indentation at the beginning of the line.

      procedure Output_String (S : Name_Id);
      --  Outputs a string using the default output procedures

      procedure Write_Empty_Line (Always : Boolean := False);
      --  Outputs an empty line, only if the previous line was not empty
      --  already and either Always is True or Minimize_Empty_Lines is False.

      procedure Write_Line (S : String);
      --  Outputs S followed by a new line

      procedure Write_String (S : String; Truncated : Boolean := False);
      --  Outputs S using Write_Str, starting a new line if line would
      --  become too long, when Truncated = False.
      --  When Truncated = True, only the part of the string that can fit on
      --  the line is output.

      procedure Write_End_Of_Line_Comment (Node : Project_Node_Id);

      Write_Char : Write_Char_Ap := Output.Write_Char'Access;
      Write_Eol  : Write_Eol_Ap  := Output.Write_Eol'Access;
      Write_Str  : Write_Str_Ap  := Output.Write_Str'Access;
      --  These three access to procedure values are used for the output.

      Last_Line_Is_Empty : Boolean := False;
      --  Used to avoid two consecutive empty lines.

      ---------------------------
      -- Output_Attribute_Name --
      ---------------------------

      procedure Output_Attribute_Name (Name : Name_Id) is
      begin
         if Backward_Compatibility then
            case Name is
               when Snames.Name_Spec =>
                  Output_Name (Snames.Name_Specification);

               when Snames.Name_Spec_Suffix =>
                  Output_Name (Snames.Name_Specification_Suffix);

               when Snames.Name_Body =>
                  Output_Name (Snames.Name_Implementation);

               when Snames.Name_Body_Suffix =>
                  Output_Name (Snames.Name_Implementation_Suffix);

               when others =>
                  Output_Name (Name);
            end case;

         else
            Output_Name (Name);
         end if;
      end Output_Attribute_Name;

      -----------------
      -- Output_Name --
      -----------------

      procedure Output_Name (Name : Name_Id; Capitalize : Boolean := True) is
         Capital : Boolean := Capitalize;

      begin
         Get_Name_String (Name);

         --  If line would become too long, create new line

         if Column + Name_Len > Max_Line_Length then
            Write_Eol.all;
            Column := 0;
         end if;

         for J in 1 .. Name_Len loop
            if Capital then
               Write_Char (To_Upper (Name_Buffer (J)));
            else
               Write_Char (Name_Buffer (J));
            end if;

            if Capitalize then
               Capital :=
                 Name_Buffer (J) = '_'
                 or else Is_Digit (Name_Buffer (J));
            end if;
         end loop;

         Column := Column + Name_Len;
      end Output_Name;

      -------------------
      -- Output_String --
      -------------------

      procedure Output_String (S : Name_Id) is
      begin
         Get_Name_String (S);

         --  If line could become too long, create new line.
         --  Note that the number of characters on the line could be
         --  twice the number of character in the string (if every
         --  character is a '"') plus two (the initial and final '"').

         if Column + Name_Len + Name_Len + 2 > Max_Line_Length then
            Write_Eol.all;
            Column := 0;
         end if;

         Write_Char ('"');
         Column := Column + 1;
         Get_Name_String (S);

         for J in 1 .. Name_Len loop
            if Name_Buffer (J) = '"' then
               Write_Char ('"');
               Write_Char ('"');
               Column := Column + 2;
            else
               Write_Char (Name_Buffer (J));
               Column := Column + 1;
            end if;

            --  If the string does not fit on one line, cut it in parts
            --  and concatenate.

            if J < Name_Len and then Column >= Max_Line_Length then
               Write_Str (""" &");
               Write_Eol.all;
               Write_Char ('"');
               Column := 1;
            end if;
         end loop;

         Write_Char ('"');
         Column := Column + 1;
      end Output_String;

      ----------------
      -- Start_Line --
      ----------------

      procedure Start_Line (Indent : Natural) is
      begin
         if not Minimize_Empty_Lines then
            Write_Str ((1 .. Indent => ' '));
            Column := Column + Indent;
         end if;
      end Start_Line;

      ----------------------
      -- Write_Empty_Line --
      ----------------------

      procedure Write_Empty_Line (Always : Boolean := False) is
      begin
         if (Always or else not Minimize_Empty_Lines)
           and then not Last_Line_Is_Empty then
            Write_Eol.all;
            Column := 0;
            Last_Line_Is_Empty := True;
         end if;
      end Write_Empty_Line;

      -------------------------------
      -- Write_End_Of_Line_Comment --
      -------------------------------

      procedure Write_End_Of_Line_Comment (Node : Project_Node_Id) is
         Value : constant Name_Id := End_Of_Line_Comment (Node);

      begin
         if Value /= No_Name then
            Write_String (" --");
            Write_String (Get_Name_String (Value), Truncated => True);
         end if;

         Write_Line ("");
      end Write_End_Of_Line_Comment;

      ----------------
      -- Write_Line --
      ----------------

      procedure Write_Line (S : String) is
      begin
         Write_String (S);
         Last_Line_Is_Empty := False;
         Write_Eol.all;
         Column := 0;
      end Write_Line;

      ------------------
      -- Write_String --
      ------------------

      procedure Write_String (S : String; Truncated : Boolean := False) is
         Length : Natural := S'Length;
      begin
         --  If the string would not fit on the line,
         --  start a new line.

         if Column + Length > Max_Line_Length then
            if Truncated then
               Length := Max_Line_Length - Column;

            else
               Write_Eol.all;
               Column := 0;
            end if;
         end if;

         Write_Str (S (S'First .. S'First + Length - 1));
         Column := Column + Length;
      end Write_String;

      -----------
      -- Print --
      -----------

      procedure Print (Node   : Project_Node_Id; Indent : Natural) is
      begin
         if Node /= Empty_Node then

            case Kind_Of (Node) is

               when N_Project  =>
                  pragma Debug (Indicate_Tested (N_Project));
                  if First_With_Clause_Of (Node) /= Empty_Node then

                     --  with clause(s)

                     Print (First_With_Clause_Of (Node), Indent);
                     Write_Empty_Line (Always => True);
                  end if;

                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Write_String ("project ");
                  Output_Name (Name_Of (Node));

                  --  Check if this project extends another project

                  if Extended_Project_Path_Of (Node) /= No_Name then
                     Write_String (" extends ");
                     Output_String (Extended_Project_Path_Of (Node));
                  end if;

                  Write_String (" is");
                  Write_End_Of_Line_Comment (Node);
                  Print (First_Comment_After (Node), Indent + Increment);
                  Write_Empty_Line (Always => True);

                  --  Output all of the declarations in the project

                  Print (Project_Declaration_Of (Node), Indent);
                  Print (First_Comment_Before_End (Node), Indent + Increment);
                  Start_Line (Indent);
                  Write_String ("end ");
                  Output_Name (Name_Of (Node));
                  Write_Line (";");
                  Print (First_Comment_After_End (Node), Indent);

               when N_With_Clause =>
                  pragma Debug (Indicate_Tested (N_With_Clause));

                  if Name_Of (Node) /= No_Name then
                     Print (First_Comment_Before (Node), Indent);
                     Start_Line (Indent);

                     if Non_Limited_Project_Node_Of (Node) = Empty_Node then
                        Write_String ("limited ");
                     end if;

                     Write_String ("with ");
                     Output_String (String_Value_Of (Node));
                     Write_String (";");
                     Write_End_Of_Line_Comment (Node);
                     Print (First_Comment_After (Node), Indent);
                  end if;

                  Print (Next_With_Clause_Of (Node), Indent);

               when N_Project_Declaration =>
                  pragma Debug (Indicate_Tested (N_Project_Declaration));

                  if First_Declarative_Item_Of (Node) /= Empty_Node then
                     Print
                       (First_Declarative_Item_Of (Node), Indent + Increment);
                     Write_Empty_Line (Always => True);
                  end if;

               when N_Declarative_Item =>
                  pragma Debug (Indicate_Tested (N_Declarative_Item));
                  Print (Current_Item_Node (Node), Indent);
                  Print (Next_Declarative_Item (Node), Indent);

               when N_Package_Declaration =>
                  pragma Debug (Indicate_Tested (N_Package_Declaration));
                  Write_Empty_Line (Always => True);
                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Write_String ("package ");
                  Output_Name (Name_Of (Node));

                  if Project_Of_Renamed_Package_Of (Node) /= Empty_Node then
                     Write_String (" renames ");
                     Output_Name
                       (Name_Of (Project_Of_Renamed_Package_Of (Node)));
                     Write_String (".");
                     Output_Name (Name_Of (Node));
                     Write_String (";");
                     Write_End_Of_Line_Comment (Node);
                     Print (First_Comment_After_End (Node), Indent);

                  else
                     Write_String (" is");
                     Write_End_Of_Line_Comment (Node);
                     Print (First_Comment_After (Node), Indent + Increment);

                     if First_Declarative_Item_Of (Node) /= Empty_Node then
                        Print
                          (First_Declarative_Item_Of (Node),
                           Indent + Increment);
                     end if;

                     Print (First_Comment_Before_End (Node),
                            Indent + Increment);
                     Start_Line (Indent);
                     Write_String ("end ");
                     Output_Name (Name_Of (Node));
                     Write_Line (";");
                     Print (First_Comment_After_End (Node), Indent);
                     Write_Empty_Line;
                  end if;

               when N_String_Type_Declaration =>
                  pragma Debug (Indicate_Tested (N_String_Type_Declaration));
                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Write_String ("type ");
                  Output_Name (Name_Of (Node));
                  Write_Line (" is");
                  Start_Line (Indent + Increment);
                  Write_String ("(");

                  declare
                     String_Node : Project_Node_Id :=
                       First_Literal_String (Node);

                  begin
                     while String_Node /= Empty_Node loop
                        Output_String (String_Value_Of (String_Node));
                        String_Node := Next_Literal_String (String_Node);

                        if String_Node /= Empty_Node then
                           Write_String (", ");
                        end if;
                     end loop;
                  end;

                  Write_String (");");
                  Write_End_Of_Line_Comment (Node);
                  Print (First_Comment_After (Node), Indent);

               when N_Literal_String =>
                  pragma Debug (Indicate_Tested (N_Literal_String));
                  Output_String (String_Value_Of (Node));

                  if Source_Index_Of (Node) /= 0 then
                     Write_String (" at ");
                     Write_String (Source_Index_Of (Node)'Img);
                  end if;

               when N_Attribute_Declaration =>
                  pragma Debug (Indicate_Tested (N_Attribute_Declaration));
                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Write_String ("for ");
                  Output_Attribute_Name (Name_Of (Node));

                  if Associative_Array_Index_Of (Node) /= No_Name then
                     Write_String (" (");
                     Output_String (Associative_Array_Index_Of (Node));

                     if Source_Index_Of (Node) /= 0 then
                        Write_String (" at ");
                        Write_String (Source_Index_Of (Node)'Img);
                     end if;

                     Write_String (")");
                  end if;

                  Write_String (" use ");
                  Print (Expression_Of (Node), Indent);
                  Write_String (";");
                  Write_End_Of_Line_Comment (Node);
                  Print (First_Comment_After (Node), Indent);

               when N_Typed_Variable_Declaration =>
                  pragma Debug
                    (Indicate_Tested (N_Typed_Variable_Declaration));
                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Output_Name (Name_Of (Node));
                  Write_String (" : ");
                  Output_Name (Name_Of (String_Type_Of (Node)));
                  Write_String (" := ");
                  Print (Expression_Of (Node), Indent);
                  Write_String (";");
                  Write_End_Of_Line_Comment (Node);
                  Print (First_Comment_After (Node), Indent);

               when N_Variable_Declaration =>
                  pragma Debug (Indicate_Tested (N_Variable_Declaration));
                  Print (First_Comment_Before (Node), Indent);
                  Start_Line (Indent);
                  Output_Name (Name_Of (Node));
                  Write_String (" := ");
                  Print (Expression_Of (Node), Indent);
                  Write_String (";");
                  Write_End_Of_Line_Comment (Node);
                  Print (First_Comment_After (Node), Indent);

               when N_Expression =>
                  pragma Debug (Indicate_Tested (N_Expression));
                  declare
                     Term : Project_Node_Id := First_Term (Node);

                  begin
                     while Term /= Empty_Node loop
                        Print (Term, Indent);
                        Term := Next_Term (Term);

                        if Term /= Empty_Node then
                           Write_String (" & ");
                        end if;
                     end loop;
                  end;

               when N_Term =>
                  pragma Debug (Indicate_Tested (N_Term));
                  Print (Current_Term (Node), Indent);

               when N_Literal_String_List =>
                  pragma Debug (Indicate_Tested (N_Literal_String_List));
                  Write_String ("(");

                  declare
                     Expression : Project_Node_Id :=
                       First_Expression_In_List (Node);

                  begin
                     while Expression /= Empty_Node loop
                        Print (Expression, Indent);
                        Expression := Next_Expression_In_List (Expression);

                        if Expression /= Empty_Node then
                           Write_String (", ");
                        end if;
                     end loop;
                  end;

                  Write_String (")");

               when N_Variable_Reference =>
                  pragma Debug (Indicate_Tested (N_Variable_Reference));
                  if Project_Node_Of (Node) /= Empty_Node then
                     Output_Name (Name_Of (Project_Node_Of (Node)));
                     Write_String (".");
                  end if;

                  if Package_Node_Of (Node) /= Empty_Node then
                     Output_Name (Name_Of (Package_Node_Of (Node)));
                     Write_String (".");
                  end if;

                  Output_Name (Name_Of (Node));

               when N_External_Value =>
                  pragma Debug (Indicate_Tested (N_External_Value));
                  Write_String ("external (");
                  Print (External_Reference_Of (Node), Indent);

                  if External_Default_Of (Node) /= Empty_Node then
                     Write_String (", ");
                     Print (External_Default_Of (Node), Indent);
                  end if;

                  Write_String (")");

               when N_Attribute_Reference =>
                  pragma Debug (Indicate_Tested (N_Attribute_Reference));

                  if Project_Node_Of (Node) /= Empty_Node
                    and then Project_Node_Of (Node) /= Project
                  then
                     Output_Name (Name_Of (Project_Node_Of (Node)));

                     if Package_Node_Of (Node) /= Empty_Node then
                        Write_String (".");
                        Output_Name (Name_Of (Package_Node_Of (Node)));
                     end if;

                  elsif Package_Node_Of (Node) /= Empty_Node then
                     Output_Name (Name_Of (Package_Node_Of (Node)));

                  else
                     Write_String ("project");
                  end if;

                  Write_String ("'");
                  Output_Attribute_Name (Name_Of (Node));

                  declare
                     Index : constant Name_Id :=
                       Associative_Array_Index_Of (Node);

                  begin
                     if Index /= No_Name then
                        Write_String (" (");
                        Output_String (Index);
                        Write_String (")");
                     end if;
                  end;

               when N_Case_Construction =>
                  pragma Debug (Indicate_Tested (N_Case_Construction));

                  declare
                     Case_Item : Project_Node_Id := First_Case_Item_Of (Node);
                     Is_Non_Empty : Boolean := False;
                  begin
                     while Case_Item /= Empty_Node loop
                        if First_Declarative_Item_Of (Case_Item) /= Empty_Node
                          or else not Eliminate_Empty_Case_Constructions
                        then
                           Is_Non_Empty := True;
                           exit;
                        end if;
                        Case_Item := Next_Case_Item (Case_Item);
                     end loop;

                     if Is_Non_Empty then
                        Write_Empty_Line;
                        Print (First_Comment_Before (Node), Indent);
                        Start_Line (Indent);
                        Write_String ("case ");
                        Print (Case_Variable_Reference_Of (Node), Indent);
                        Write_String (" is");
                        Write_End_Of_Line_Comment (Node);
                        Print (First_Comment_After (Node), Indent + Increment);

                        declare
                           Case_Item : Project_Node_Id :=
                             First_Case_Item_Of (Node);

                        begin
                           while Case_Item /= Empty_Node loop
                              pragma Assert
                                (Kind_Of (Case_Item) = N_Case_Item);
                              Print (Case_Item, Indent + Increment);
                              Case_Item := Next_Case_Item (Case_Item);
                           end loop;
                        end;

                        Print (First_Comment_Before_End (Node),
                               Indent + Increment);
                        Start_Line (Indent);
                        Write_Line ("end case;");
                        Print (First_Comment_After_End (Node), Indent);
                     end if;
                  end;

               when N_Case_Item =>
                  pragma Debug (Indicate_Tested (N_Case_Item));

                  if First_Declarative_Item_Of (Node) /= Empty_Node
                    or else not Eliminate_Empty_Case_Constructions
                  then
                     Write_Empty_Line;
                     Print (First_Comment_Before (Node), Indent);
                     Start_Line (Indent);
                     Write_String ("when ");

                     if First_Choice_Of (Node) = Empty_Node then
                        Write_String ("others");

                     else
                        declare
                           Label : Project_Node_Id := First_Choice_Of (Node);

                        begin
                           while Label /= Empty_Node loop
                              Print (Label, Indent);
                              Label := Next_Literal_String (Label);

                              if Label /= Empty_Node then
                                 Write_String (" | ");
                              end if;
                           end loop;
                        end;
                     end if;

                     Write_String (" =>");
                     Write_End_Of_Line_Comment (Node);
                     Print (First_Comment_After (Node), Indent + Increment);

                     declare
                        First : constant Project_Node_Id :=
                                  First_Declarative_Item_Of (Node);

                     begin
                        if First = Empty_Node then
                           Write_Empty_Line;

                        else
                           Print (First, Indent + Increment);
                        end if;
                     end;
                  end if;

               when N_Comment_Zones =>

               --  Nothing to do, because it will not be processed directly

                  null;

               when N_Comment =>
                  pragma Debug (Indicate_Tested (N_Comment));

                  if Follows_Empty_Line (Node) then
                     Write_Empty_Line;
                  end if;

                  Start_Line (Indent);
                  Write_String ("--");
                  Write_String
                    (Get_Name_String (String_Value_Of (Node)),
                     Truncated => True);
                  Write_Line ("");

                  if Is_Followed_By_Empty_Line (Node) then
                     Write_Empty_Line;
                  end if;

                  Print (Next_Comment (Node), Indent);
            end case;
         end if;
      end Print;

   --  Start of processing for Pretty_Print

   begin
      if W_Char = null then
         Write_Char := Output.Write_Char'Access;
      else
         Write_Char := W_Char;
      end if;

      if W_Eol = null then
         Write_Eol := Output.Write_Eol'Access;
      else
         Write_Eol := W_Eol;
      end if;

      if W_Str = null then
         Write_Str := Output.Write_Str'Access;
      else
         Write_Str := W_Str;
      end if;

      Print (Project, 0);

      if W_Char = null or else W_Str = null then
         Output.Write_Eol;
      end if;
   end Pretty_Print;

   -----------------------
   -- Output_Statistics --
   -----------------------

   procedure Output_Statistics is
   begin
      Output.Write_Line ("Project_Node_Kinds not tested:");

      for Kind in Project_Node_Kind loop
         if Kind /= N_Comment_Zones and then Not_Tested (Kind) then
            Output.Write_Str ("   ");
            Output.Write_Line (Project_Node_Kind'Image (Kind));
         end if;
      end loop;

      Output.Write_Eol;
   end Output_Statistics;

end Prj.PP;