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                 static  Gee.HashMap<string,Gir> cache = null;
  13
  14
  15
  16                 Vala.CodeContext context;
  17                 public VapiParser() {
  18                         base();
  19                         if (cache == null) {
  20                                 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                         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                 }
  69                 public void add_property(GirObject parent, Vala.Property prop)
  70                 {
  71                         var c = new GirObject("Prop",prop.name);
  72                         c.gparent = parent;
  73                         c.ns = parent.ns;
  74                         c.propertyof = parent.name;
  75                         c.type  = prop.property_type.data_type == null ? "" : prop.property_type.data_type.get_full_name();
  76                         parent.props.set(prop.name,c);
  77
  78                 }
  79                 public void add_signal(GirObject parent, Vala.Signal sig)
  80                 {
  81                         var c = new GirObject("Signal",sig.name);
  82                         c.gparent = parent;
  83                         c.ns = parent.ns;
  84
  85                         if (sig.return_type.data_type != null) {
  86                                 print("creating return type on signal %s\n", sig.name);
  87                                 var cc = new GirObject("Return", "return-value");
  88                                 cc.gparent = c;
  89                                 cc.ns = c.ns;
  90                                 cc.type  =  sig.return_type.data_type.get_full_name();
  91                                 c.return_value = cc;
  92                         }
  93                         parent.signals.set(sig.name,c);
  94
  95                         var params =  sig.get_parameters() ;
  96                         if (params.size < 1) {
  97                                 return;
  98                         }
  99                         var cc = new GirObject("Paramset",sig.name); // what's the name on this?
 100                         cc.gparent = c;
 101                         cc.ns = c.ns;
 102                         c.paramset = cc;
 103
 104
 105                         foreach(var p in sig.get_parameters()) {
 106                                 this.add_param(cc, p);
 107                         }
 108
 109                 }
 110                 public void add_param(GirObject parent, Vala.Parameter pam)
 111                 {
 112                         var c = new GirObject("Param",pam.name);
 113                         c.gparent = parent;
 114                         c.ns = parent.ns;
 115                         parent.params.add(c);
 116                         c.type = pam.variable_type.data_type == null ? "" : pam.variable_type.data_type.get_full_name();
 117                         // this.checkParamOverride(c);   - this is an old kludge for Gir files..
 118
 119                 }
 120
 121                 public void create_valac_tree( )
 122                 {
 123                         // init context:
 124                         context = new Vala.CodeContext ();
 125                         Vala.CodeContext.push (context);
 126
 127                         context.experimental = false;
 128                         context.experimental_non_null = false;
 129
 130 #if VALA_0_28
 131                         var ver=28;
 132 #elif VALA_0_26
 133                         var ver=26;
 134 #elif VALA_0_24
 135                         var ver=24;
 136 #elif VALA_0_22
 137                         var ver=22;
 138 #endif
 139
 140                         for (int i = 2; i <= ver; i += 2) {
 141                                 context.add_define ("VALA_0_%d".printf (i));
 142                         }
 143
 144
 145                         //var vapidirs = ((Project.Gtk)this.file.project).vapidirs();
 146                         // what's the current version of vala???
 147
 148
 149                         //vapidirs +=  Path.get_dirname (context.get_vapi_path("glib-2.0")) ;
 150
 151
 152
 153                         // or context.get_vapi_path("glib-2.0"); // should return path..
 154                         //context.vapi_directories = vapidirs;
 155                         context.report.enable_warnings = true;
 156                         context.metadata_directories = { };
 157                         context.gir_directories = {};
 158                         context.thread = true;
 159
 160
 161                         //this.report = new ValaSourceReport(this.file);
 162                         //context.report = this.report;
 163
 164
 165                         context.basedir = "/tmp"; //Posix.realpath (".");
 166
 167                         context.directory = context.basedir;
 168
 169
 170                         // add default packages:
 171                         //if (settings.profile == "gobject-2.0" || settings.profile == "gobject" || settings.profile == null) {
 172                         context.profile = Vala.Profile.GOBJECT;
 173
 174                         var ns_ref = new Vala.UsingDirective (new Vala.UnresolvedSymbol (null, "GLib", null));
 175                         context.root.add_using_directive (ns_ref);
 176
 177                         // default.. packages..
 178                         context.add_external_package ("glib-2.0");
 179                         context.add_external_package ("gobject-2.0");
 180                         context.add_external_package ("gdk-3.0");
 181                         context.add_external_package ("atk");
 182                         context.add_external_package ("gdk-x11-3.0");
 183                         context.add_external_package ("x11");
 184
 185                         // user defined ones..
 186                         //context.add_package ("Gtk");
 187
 188                         var vfile = new Vala.SourceFile (context, Vala.SourceFileType.PACKAGE, "/usr/share/vala-0.26/vapi/gtk+-3.0.vapi");
 189                         context.add_source_file (vfile);
 190
 191                         //context.add_external_package ("libvala-0.24");
 192
 193
 194
 195                         //add_documented_files (context, settings.source_files);
 196
 197                         Vala.Parser parser = new Vala.Parser ();
 198                         parser.parse (context);
 199                         //gir_parser.parse (context);
 200                         if (context.report.get_errors () > 0) {
 201                                 print("parse got errors");
 202
 203
 204                                 Vala.CodeContext.pop ();
 205                                 return ;
 206                         }
 207
 208
 209
 210                         // check context:
 211                         context.check ();
 212                         if (context.report.get_errors () > 0) {
 213                                 print("check got errors");
 214
 215                                 Vala.CodeContext.pop ();
 216
 217                                 return;
 218
 219                         }
 220
 221                         Vala.CodeContext.pop ();
 222
 223                         context.accept(this);
 224
 225                         // dump the tree for Gtk?
 226
 227
 228                         print("%s\n", cache.get("Gtk").asJSONString());
 229                         print("ALL OK?\n");
 230
 231                 }
 232         //
 233                 // startpoint:
 234                 //
 235
 236         }
 237 }
 238
 239 int main (string[] args) {
 240
 241         var a = new Palete.VapiParser( );
 242         a.create_valac_tree();
 243         return 0;
 244 }
 245
 246
 247