git.roojs.org Git - app.Builder.js/blob - 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
  75                         var hash = ptype == "listener" ? node.listeners : node.props;
  76                         var old = hash.get(prop);
  77                         var newval = "/*--VALACHECK-START--*/ " + val ;
  78
  79                         hash.set(prop, newval);
  80                         var tmpstring = JsRender.NodeToVala.mungeFile(this.file);
  81                         var bits = tmpstring.split("/*--VALACHECK-START--*/");
  82                         var offset =0;
  83                         if (bits.length > 0) {
  84                                 offset = bits[0].split("\n").length +1;
  85                         }
  86                         //this.dumpCode(tmpstring);
  87                         //print("offset %d\n", offset);
  88                         this.checkString(tmpstring);
  89                         hash.set(prop, old);
  90                         // modify report
  91                         Gee.HashMap<int,string> ret = new Gee.HashMap<int,string> ();
  92                         var iter = this.report.line_errors.map_iterator();
  93                         while (iter.next()) {
  94                                 // print("%d : %s\n",iter.get_key() - offset, iter.get_value());
  95                                 // we have to prefix the error with the fake line number
  96                                 // so that it's a unique mark..
  97                                  ret.set(iter.get_key() - offset,
  98                                        "%d : %s".printf(iter.get_key() - offset,iter.get_value()));
  99                         }
 100                         return ret;
 101
 102                 }
 103
 104         public Gee.HashMap<int,string> checkString(string contents)
 105        {
 106                         // init context:
 107
 108                         context = new Vala.CodeContext ();
 109                         Vala.CodeContext.push (context);
 110
 111                         context.experimental = false;
 112                         context.experimental_non_null = false;
 113                         context.vapi_directories = { "/usr/share/vala-0.24/vapi" };
 114                         context.report.enable_warnings = true;
 115                         context.metadata_directories = { };
 116                         context.gir_directories = {};
 117                         this.report = new ValaSourceReport();;
 118                         context.report = this.report;
 119
 120                         context.basedir = Posix.realpath (".");
 121
 122                         context.directory = context.basedir;
 123
 124
 125                         // add default packages:
 126                         //if (settings.profile == "gobject-2.0" || settings.profile == "gobject" || settings.profile == null) {
 127                                 context.profile = Vala.Profile.GOBJECT;
 128                         //      context.add_define ("GOBJECT");
 129                         //}
 130                         //add_depencies (context, settings.packages);
 131                         //if (reporter.errors > 0) {
 132                         //      return context;
 133                         //}
 134
 135                         var source_file = new Vala.SourceFile (
 136                                 context,
 137                                 Vala.SourceFileType.SOURCE,
 138                                 "~~~~~testfile.vala",
 139                                contents
 140                         );
 141                          //Vala.Config.BUILD_VERSION
 142                         context.add_external_package ("glib-2.0");
 143                         context.add_external_package ("gobject-2.0");
 144                         context.add_external_package ("libvala-0.24");
 145                         var ns_ref = new Vala.UsingDirective (new Vala.UnresolvedSymbol (null, "GLib", null));
 146                         source_file.add_using_directive (ns_ref);
 147                         context.root.add_using_directive (ns_ref);
 148                         context.add_source_file (source_file);
 149
 150
 151                         //add_documented_files (context, settings.source_files);
 152
 153                         Vala.Parser parser = new Vala.Parser ();
 154                         parser.parse (context);
 155                         //gir_parser.parse (context);
 156                         if (context.report.get_errors () > 0) {
 157                                 print("parse got errors");
 158                                 ((ValaSourceReport)context.report).dump();
 159                                 Vala.CodeContext.pop ();
 160                                 return this.report.line_errors;
 161                         }
 162
 163
 164                         /*
 165                         // check context:
 166                         context.check ();
 167                         if (context.report.get_errors () > 0) {
 168                                 print("check got errors");
 169                                 ((ValaSourceReport)context.report).dump();
 170                                 Vala.CodeContext.pop ();
 171                                 return this.report.line_errors;
 172
 173                         }
 174                         */
 175                         Vala.CodeContext.pop ();
 176
 177                         print("ALL OK?\n");
 178                         return this.report.line_errors;
 179                 }
 180         //
 181                 // startpoint:
 182                 //
 183
 184         }
 185 }
 186 /*
 187 int main (string[] args) {
 188
 189         var a = new ValaSource(file);
 190         a.create_valac_tree();
 191         return 0;
 192 }
 193 */
 194
 195