git.roojs.org Git - roojspacker/blob - roojspacker/PrettyPrint.vala

   1
   2 namespace JSDOC {
   3         class PrettyPrint : Object
   4         {
   5
   6                 // pretty simple...
   7                 static string  escapeHTML(string str) {
   8                         return str.replace("&","&amp;").
   9                                     replace(">","&gt;").
  10                                     replace("<","&lt;").
  11                                     replace("\"","&quot;");
  12                 }
  13
  14                  public static  string toPretty(string str)
  15                 {
  16
  17                         var txs = new TextStream(str);
  18                         var tr = new TokenReader(null);
  19                         tr.keepComments = true;
  20                         tr.keepWhite = true;
  21                         var toks = tr.tokenize(txs);
  22
  23                         //var sp = new ScopeParser(new Collapse(toks));
  24                         //sp.buildSymbolTree();
  25
  26
  27                    // sp.mungeSymboltree();
  28                         var r = "";
  29                         //r += sp.warnings.join("<BR>");
  30                         //r == "<BR>";
  31
  32
  33
  34
  35                         var cs = ""; // current style..
  36
  37                         // loop through and print it...?
  38
  39
  40                         for (var i = 0;i < toks.length; i++) {
  41                                 var ns = toStyle(toks.get(i),cs);
  42                                 if (ns != cs) {
  43                                     // change of style
  44                                     if (cs.length > 0) { r += "</span>"; };
  45                                     r +="<span class=\"jsdoc-"+ns+"\">";
  46                                     cs = ns;
  47                                 }
  48                                 if (toks.get(i).identifier != null) {
  49
  50                                     r += "<span class=\"with-ident2\">" +
  51                                         escapeHTML(toks.get(i).data) + "</span>";
  52                                         continue;
  53
  54                                 }
  55                                 r += escapeHTML(toks.get(i).data); //.replace(/\n/g, "<BR/>\n");
  56                         }
  57                         if (cs.length > 0) r += "</span>";
  58
  59                         return "<code class=\"jsdoc-pretty\">"+r+"</code>";
  60
  61
  62                 }
  63
  64                 static string toStyle(Token tok, string cs)
  65                 {
  66
  67                         if (tok.isName(TokenName.SPACE) || tok.isName(TokenName.NEWLINE) ) {
  68                                 return cs;
  69                         }
  70                         if (tok.isName(TokenName.MULTI_LINE_COMM) ||
  71                                 tok.isName(TokenName.JSDOC) ||
  72                                 tok.isName(TokenName.SINGLE_LINE_COMM) ) {
  73                             return "comment";
  74
  75                         }
  76                         if (tok.isType(TokenType.STRN)) {
  77                             return "string";
  78                         }
  79                         // other 'vary things??
  80                         if (tok.isType(TokenType.NAME) || tok.data == "." || tok.isName(TokenName.THIS)) {
  81                             return "var";
  82                         }
  83                         var r = new Regex("^[a-zA-Z]+");
  84
  85                         if (r.match(tok.data)) {
  86                             return "keyword";
  87                         }
  88                         return "syntax";
  89                 }
  90         }
  91 }