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

   1
   2 // valac TreeBuilder.vala --pkg libvala-0.24 --pkg posix -o /tmp/treebuilder
   3
   4 namespace Palete {
   5
   6         public class ValaSourceReport  : Vala.Report {
   7
   8
   9
  10
  11                 public Gee.HashMap<int,string> line_errors;
  12
  13                 public ValaSourceReport()
  14                 {
  15                         base();
  16                         this.line_errors = new Gee.HashMap<int,string> ();
  17                 }
  18
  19                 public override void err (Vala.SourceReference? source, string message) {
  20                         errors++;
  21                         if (source == null) {
  22                                 return;
  23                                 //stderr.printf ("My error: %s\n", message);
  24                         }
  25                         if (source.file.filename != "~~~~~testfile.vala") {
  26                                 return;
  27                         }
  28                         var pre = "";
  29                         if (line_errors.has_key(source.begin.line)) {
  30                                 pre = line_errors.get(source.begin.line) + "\n";
  31
  32                         }
  33                         line_errors.set(source.begin.line, pre +  message);
  34                 }
  35                 public void dump()
  36                 {
  37                         var iter = this.line_errors.map_iterator();
  38                         while (iter.next()) {
  39                                 print ("%d : %s\n\n", iter.get_key(), iter.get_value());
  40                         }
  41                 }
  42
  43         }
  44
  45         public class ValaSource : Vala.CodeVisitor {
  46
  47                 Vala.CodeContext context;
  48                 ValaSourceReport report;
  49                 JsRender.JsRender file;
  50                 public ValaSource(JsRender.JsRender file) {
  51                         base();
  52                         this.file = file;
  53
  54
  55                 }
  56                 public void dumpCode(string str) {
  57                         var ls = str.split("\n");
  58                         for (var i=0;i < ls.length; i++) {
  59                                 print("%d : %s\n", i+1, ls[i]);
  60                         }
  61                 }
  62
  63                 public Gee.HashMap<int,string> checkFile()
  64                 {
  65                         return this.checkString(JsRender.NodeToVala.mungeFile(this.file));
  66                 }
  67
  68                 public Gee.HashMap<int,string> checkFileWithNodePropChange(
  69                            JsRender.Node node,
  70                            string prop,
  71                            string ptype,
  72                            string val)
  73                 {
  74                         Gee.HashMap<int,string> ret = new Gee.HashMap<int,string> ();
  75                         var hash = ptype == "listener" ? node.listeners : node.props;
  76
  77                         // untill we get a smarter renderer..
  78                         // we have some scenarios where changing the value does not work
  79                         if (prop == "* xns" || prop == "xtype") {
  80                                 return ret;
  81                         }
  82
  83
  84                         var old = hash.get(prop);
  85                         var newval = "/*--VALACHECK-START--*/ " + val ;
  86
  87                         hash.set(prop, newval);
  88                         var tmpstring = JsRender.NodeToVala.mungeFile(this.file);
  89                         var bits = tmpstring.split("/*--VALACHECK-START--*/");
  90                         var offset =0;
  91                         if (bits.length > 0) {
  92                                 offset = bits[0].split("\n").length +1;
  93                         }
  94                         //this.dumpCode(tmpstring);
  95                         //print("offset %d\n", offset);
  96                         this.checkString(tmpstring);
  97                         hash.set(prop, old);
  98                         // modify report
  99
 100                         var iter = this.report.line_errors.map_iterator();
 101                         while (iter.next()) {
 102                                 // print("%d : %s\n",iter.get_key() - offset, iter.get_value());
 103                                 // we have to prefix the error with the fake line number
 104                                 // so that it's a unique mark..
 105                                  ret.set(iter.get_key() - offset,
 106                                        "%d : %s".printf(iter.get_key() - offset,iter.get_value()));
 107                         }
 108                         return ret;
 109
 110                 }
 111
 112         public Gee.HashMap<int,string> checkString(string contents)
 113        {
 114                         // init context:
 115
 116                         context = new Vala.CodeContext ();
 117                         Vala.CodeContext.push (context);
 118
 119                         context.experimental = false;
 120                         context.experimental_non_null = false;
 121
 122
 123                         // or context.get_vapi_path("glib-2.0"); // should return path..
 124                         context.vapi_directories = { "/usr/share/vala-0.24/vapi" };
 125                         context.report.enable_warnings = true;
 126                         context.metadata_directories = { };
 127                         context.gir_directories = {};
 128                         this.report = new ValaSourceReport();;
 129                         context.report = this.report;
 130
 131                         context.basedir = Posix.realpath (".");
 132
 133                         context.directory = context.basedir;
 134
 135
 136                         // add default packages:
 137                         //if (settings.profile == "gobject-2.0" || settings.profile == "gobject" || settings.profile == null) {
 138                                 context.profile = Vala.Profile.GOBJECT;
 139                         //      context.add_define ("GOBJECT");
 140                         //}
 141                         //add_depencies (context, settings.packages);
 142                         //if (reporter.errors > 0) {
 143                         //      return context;
 144                         //}
 145
 146                         var source_file = new Vala.SourceFile (
 147                                 context,
 148                                 Vala.SourceFileType.SOURCE,
 149                                 "~~~~~testfile.vala",
 150                                contents
 151                         );
 152                          //Vala.Config.PACKAGE_SUFFIX.substring (1)
 153
 154                         context.add_external_package ("glib-2.0");
 155                         context.add_external_package ("gobject-2.0");
 156                         context.add_external_package ("libvala-0.24");
 157                         var ns_ref = new Vala.UsingDirective (new Vala.UnresolvedSymbol (null, "GLib", null));
 158                         source_file.add_using_directive (ns_ref);
 159                         context.root.add_using_directive (ns_ref);
 160                         context.add_source_file (source_file);
 161
 162
 163                         //add_documented_files (context, settings.source_files);
 164
 165                         Vala.Parser parser = new Vala.Parser ();
 166                         parser.parse (context);
 167                         //gir_parser.parse (context);
 168                         if (context.report.get_errors () > 0) {
 169                                 print("parse got errors");
 170                                 ((ValaSourceReport)context.report).dump();
 171                                 Vala.CodeContext.pop ();
 172                                 return this.report.line_errors;
 173                         }
 174
 175
 176                         /*
 177                         // check context:
 178                         context.check ();
 179                         if (context.report.get_errors () > 0) {
 180                                 print("check got errors");
 181                                 ((ValaSourceReport)context.report).dump();
 182                                 Vala.CodeContext.pop ();
 183                                 return this.report.line_errors;
 184
 185                         }
 186                         */
 187                         Vala.CodeContext.pop ();
 188
 189                         print("ALL OK?\n");
 190                         return this.report.line_errors;
 191                 }
 192         //
 193                 // startpoint:
 194                 //
 195
 196         }
 197 }
 198 /*
 199 int main (string[] args) {
 200
 201         var a = new ValaSource(file);
 202         a.create_valac_tree();
 203         return 0;
 204 }
 205 */
 206
 207