git.roojs.org Git - app.Builder.js/blob - src/Palete/VapiParser.vala

   1
   2
   3 // valac VapiParser.vala --pkg libvala-0.24 --pkg posix -o /tmp/treebuilder
   4
   5 namespace Palete {
   6
   7
   8
   9
  10         public class VapiParser : Vala.CodeVisitor {
  11
  12
  13
  14
  15
  16                 Vala.CodeContext context;
  17                 public VapiParser() {
  18                         base();
  19                         if (Gir.cache == null) {
  20                                 Gir.cache =  new Gee.HashMap<string,Gir>();
  21                         }
  22                 }
  23
  24
  25
  26                 public override void visit_namespace (Vala.Namespace element)
  27                 {
  28                         if (element == null) {
  29
  30                                 return;
  31                         }
  32                         print("parsing namespace %s\n", element.name);
  33                         if (element.name == null) {
  34                                 element.accept_children(this); // catch sub namespaces..
  35                                 return;
  36                         }
  37
  38                         var g = new Gir.new_empty(element.name);
  39                         Gir.cache.set(element.name, g);
  40
  41
  42                         foreach(var c in element.get_classes()) {
  43                                 this.add_class(g, c);
  44                         }
  45
  46                         element.accept_children(this); // catch sub namespaces..
  47
  48
  49                 }
  50
  51                 public void add_class(GirObject parent, Vala.Class cls)
  52                 {
  53
  54                         var c = new GirObject("Class", parent.name + "." + cls.name);
  55                         parent.classes.set(cls.name, c);
  56                         c.ns = parent.name;
  57                         c.parent = cls.base_class == null ? "" : cls.base_class.get_full_name() ;  // extends...
  58                         c.gparent = parent;
  59
  60                         foreach(var p in cls.get_properties()) {
  61                                 this.add_property(c, p);
  62                         }
  63                         // methods...
  64                         foreach(var p in cls.get_signals()) {
  65                                 this.add_signal(c, p);
  66                         }
  67
  68                         foreach(var p in cls.get_methods()) {
  69                                 this.add_method(c, p);
  70                         }
  71
  72                         if (cls.base_class != null) {
  73                                 c.inherits.add(cls.base_class.get_full_name());
  74                         }
  75                         foreach(var p in cls.get_base_types()) {
  76                                 if (p.data_type != null) {
  77                                         c.implements.add(p.data_type.get_full_name());
  78                                 }
  79                         }
  80
  81
  82                 }
  83                 public void add_property(GirObject parent, Vala.Property prop)
  84                 {
  85                         var c = new GirObject("Prop",prop.name);
  86                         c.gparent = parent;
  87                         c.ns = parent.ns;
  88                         c.propertyof = parent.name;
  89                         c.type  = prop.property_type.data_type == null ? "" : prop.property_type.data_type.get_full_name();
  90                         parent.props.set(prop.name,c);
  91
  92                 }
  93                 public void add_signal(GirObject parent, Vala.Signal sig)
  94                 {
  95                         var c = new GirObject("Signal",sig.name);
  96                         c.gparent = parent;
  97                         c.ns = parent.ns;
  98
  99                         if (sig.return_type.data_type != null) {
 100                                 print("creating return type on signal %s\n", sig.name);
 101                                 var cc = new GirObject("Return", "return-value");
 102                                 cc.gparent = c;
 103                                 cc.ns = c.ns;
 104                                 cc.type  =  sig.return_type.data_type.get_full_name();
 105                                 c.return_value = cc;
 106                         }
 107                         parent.signals.set(sig.name,c);
 108
 109                         var params =  sig.get_parameters() ;
 110                         if (params.size < 1) {
 111                                 return;
 112                         }
 113                         var cc = new GirObject("Paramset",sig.name); // what's the name on this?
 114                         cc.gparent = c;
 115                         cc.ns = c.ns;
 116                         c.paramset = cc;
 117
 118
 119                         foreach(var p in params) {
 120                                 this.add_param(cc, p);
 121                         }
 122
 123                 }
 124
 125                 public void add_method(GirObject parent, Vala.Method met)
 126                 {
 127                         if (met.name == null) { // ?? why?
 128                                 return;
 129                         }
 130
 131                         var c = new GirObject("Method",met.name);
 132                         c.gparent = parent;
 133                         c.ns = parent.ns;
 134
 135                         if (met.return_type.data_type != null) {
 136                                 print("creating return type on signal %s\n", met.name);
 137                                 var cc = new GirObject("Return", "return-value");
 138                                 cc.gparent = c;
 139                                 cc.ns = c.ns;
 140                                 cc.type  =  met.return_type.data_type.get_full_name();
 141                                 c.return_value = cc;
 142                         }
 143                         parent.methods.set(met.name,c);
 144
 145                         var params =  met.get_parameters() ;
 146                         if (params.size < 1) {
 147                                 return;
 148                         }
 149                         var cc = new GirObject("Paramset",met.name); // what's the name on this?
 150                         cc.gparent = c;
 151                         cc.ns = c.ns;
 152                         c.paramset = cc;
 153
 154
 155                         foreach(var p in params) {
 156                                 this.add_param(cc, p);
 157                         }
 158
 159                 }
 160
 161                 public void add_param(GirObject parent, Vala.Parameter pam)
 162                 {
 163                         var c = new GirObject("Param",pam.name);
 164                         c.gparent = parent;
 165                         c.ns = parent.ns;
 166                         parent.params.add(c);
 167                         c.type = pam.variable_type.data_type == null ? "" : pam.variable_type.data_type.get_full_name();
 168                         // this.checkParamOverride(c);   - this is an old kludge for Gir files..
 169
 170                 }
 171
 172                 public void create_valac_tree( )
 173                 {
 174                         // init context:
 175                         context = new Vala.CodeContext ();
 176                         Vala.CodeContext.push (context);
 177
 178                         context.experimental = false;
 179                         context.experimental_non_null = false;
 180
 181 #if VALA_0_28
 182                         var ver=28;
 183 #elif VALA_0_26
 184                         var ver=26;
 185 #elif VALA_0_24
 186                         var ver=24;
 187 #elif VALA_0_22
 188                         var ver=22;
 189 #endif
 190
 191                         for (int i = 2; i <= ver; i += 2) {
 192                                 context.add_define ("VALA_0_%d".printf (i));
 193                         }
 194
 195
 196                         //var vapidirs = ((Project.Gtk)this.file.project).vapidirs();
 197                         // what's the current version of vala???
 198
 199
 200                         //vapidirs +=  Path.get_dirname (context.get_vapi_path("glib-2.0")) ;
 201
 202
 203
 204                         // or context.get_vapi_path("glib-2.0"); // should return path..
 205                         //context.vapi_directories = vapidirs;
 206                         context.report.enable_warnings = true;
 207                         context.metadata_directories = { };
 208                         context.gir_directories = {};
 209                         context.thread = true;
 210
 211
 212                         //this.report = new ValaSourceReport(this.file);
 213                         //context.report = this.report;
 214
 215
 216                         context.basedir = "/tmp"; //Posix.realpath (".");
 217
 218                         context.directory = context.basedir;
 219
 220
 221                         // add default packages:
 222                         //if (settings.profile == "gobject-2.0" || settings.profile == "gobject" || settings.profile == null) {
 223                         context.profile = Vala.Profile.GOBJECT;
 224
 225                         var ns_ref = new Vala.UsingDirective (new Vala.UnresolvedSymbol (null, "GLib", null));
 226                         context.root.add_using_directive (ns_ref);
 227
 228                         // default.. packages..
 229                         context.add_external_package ("glib-2.0");
 230                         context.add_external_package ("gobject-2.0");
 231                         context.add_external_package ("gdk-3.0");
 232                         context.add_external_package ("atk");
 233                         context.add_external_package ("gdk-x11-3.0");
 234                         context.add_external_package ("x11");
 235
 236                         // user defined ones..
 237                         //context.add_package ("Gtk");
 238
 239                         var vfile = new Vala.SourceFile (context, Vala.SourceFileType.PACKAGE, "/usr/share/vala-0.26/vapi/gtk+-3.0.vapi");
 240                         context.add_source_file (vfile);
 241
 242                         //context.add_external_package ("libvala-0.24");
 243
 244
 245
 246                         //add_documented_files (context, settings.source_files);
 247
 248                         Vala.Parser parser = new Vala.Parser ();
 249                         parser.parse (context);
 250                         //gir_parser.parse (context);
 251                         if (context.report.get_errors () > 0) {
 252                                 print("parse got errors");
 253
 254
 255                                 Vala.CodeContext.pop ();
 256                                 return ;
 257                         }
 258
 259
 260
 261                         // check context:
 262                         context.check ();
 263                         if (context.report.get_errors () > 0) {
 264                                 print("check got errors");
 265
 266                                 Vala.CodeContext.pop ();
 267
 268                                 return;
 269
 270                         }
 271
 272                         Vala.CodeContext.pop ();
 273
 274                         context.accept(this);
 275
 276                         // dump the tree for Gtk?
 277
 278
 279                         print("%s\n", Gir.cache.get("Gtk").asJSONString());
 280                         print("ALL OK?\n");
 281
 282                 }
 283         //
 284                 // startpoint:
 285                 //
 286
 287         }
 288 }
 289
 290 int main (string[] args) {
 291
 292         var a = new Palete.VapiParser( );
 293         a.create_valac_tree();
 294         return 0;
 295 }
 296
 297
 298