X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Ftib%2FTibDoc.java;h=273c639875b414cd9d0ce61f0d15d2e22c0e434f;hp=a26219122996c19191bfd8f8998f4d3fb1afc707;hb=ffd80456c6b2979ea5fa2a672c0bdd43a700c055;hpb=8a9fc9f2357e54052374cf2ef003630a486a6c0a

diff --git a/src/edu/berkeley/sbp/tib/TibDoc.java b/src/edu/berkeley/sbp/tib/TibDoc.java
index a262191..273c639 100644
--- a/src/edu/berkeley/sbp/tib/TibDoc.java
+++ b/src/edu/berkeley/sbp/tib/TibDoc.java
@@ -1,101 +1,182 @@
-// Copyright 2005 the Contributors, as shown in the revision logs.
-// Licensed under the Apache Public Source License 2.0 ("the License").
-// You may not use this file except in compliance with the License.
+// Copyright 2006 all rights reserved; see LICENSE file for BSD-style license
 
 package edu.berkeley.sbp.tib;
-//import org.ibex.util.*;
-//import org.ibex.io.*;
 import edu.berkeley.sbp.*;
 import edu.berkeley.sbp.misc.*;
+import edu.berkeley.sbp.meta.*;
+import edu.berkeley.sbp.util.*;
+import edu.berkeley.sbp.chr.*;
+import edu.berkeley.sbp.bind.*;
 import java.util.*;
 import java.io.*;
+import static edu.berkeley.sbp.meta.MetaGrammar.*;
 
 public class TibDoc {
-    
-    public static void main(String[] s) throws Exception {
-        System.out.println("parsing " + s[0]);
-        Tree<String> res = new CharToken.CharToStringParser(MetaGrammar.make()).parse(new CharToken.Stream(new FileInputStream(s[0]))).expand1();
-        MetaGrammar gram = (MetaGrammar)new Tib.Grammar().walk(res);
-        //System.out.println(gram);
-        Union mg = gram.done();
-        
-        System.out.println("\nparsing " + s[1]);
-        Forest f = new CharToken.CharToStringParser(mg).parse(new Tib(new FileInputStream(s[1])));
-        System.out.println(f);
-        System.out.println(((Tree)walk(f.expand1())).toString(0, 0, 120));
-    }
+    /*
+    public static Text lf()     { Chars ret = new Chars(); ret.text = "\n"; return ret; }
+    public static Text cr()     { Chars ret = new Chars(); ret.text = "\r"; return ret; }
+    public static Text emdash() { return new Entity("mdash"); }
+    public static char urlescape(int a, int b) { return (char)(10*a+b); }
+
 
-    public static Tree<String> walk(Tree<String> tree) {
-        String head = tree.head();
-        if ("stringify".equals(head)) {
-            String ret = "";
-            for(Tree<String> t : tree.child(0)) ret += t;
-            return new Tree<String>(null, ret);
+    // Template Classes //////////////////////////////////////////////////////////////////////////////
+
+    public static abstract class Text implements ToHTML {
+        public static final Class[] subclasses = new Class[] { Chars.class, URL.class, Email.class };
+        public void toHTML(ToHTML.HTML sb) { }
+        public static class TextString extends Text {
+            public String text;
+            public String tag() { return null; }
+            public void toHTML(ToHTML.HTML sb) { sb.tag(tag(), text); }
+        }
+        public static class TextArray extends Text {
+            public Text[] t;
+            public String tag() { return null; }
+            public void toHTML(ToHTML.HTML sb) { sb.tag(tag(), t); }
         }
-        Tree<String>[] children = new Tree[tree.numChildren()];
-        for(int i=0; i<children.length; i++) children[i] = walk(tree.child(i));
-        return new Tree<String>(null, head, children);
     }
 
 
-    /*
-    public static enum Style { H, UL, TT, SO, IT, Q, B, PRE, LIST, EMDASH; }
-
-    public static AST h(AST a)      { return new Gather(a, Style.H); }
-    public static AST ul(AST a)     { return new Gather(a, Style.UL); }
-    public static AST tt(AST a)     { return new Gather(a, Style.TT); }
-    public static AST so(AST a)     { return new Gather(a, Style.SO); }
-    public static AST it(AST a)     { return new Gather(a, Style.IT); }
-    public static AST q(AST a)      { return new Gather(a, Style.Q); }
-    public static AST b(AST a)      { return new Gather(a, Style.B); }
-    public static AST pre(AST a)    { return new Gather(a, Style.PRE); }
-    public static AST list(AST a)   { return new Gather(a, Style.LIST); }
-    public static AST emdash()      { return new Gather(Style.EMDASH); }
-
-    public static AST seq(AST a) { return new Gather(a); }
-
-    public static class Latex {
-        public static void emit(PrintWriter p, AST a) {
-            prefix(p);
-            emit(p, a, "");
-            suffix(p);
-        }
-        public static void emit2(PrintWriter p, AST ast, String head) {
-            for(AST a = ast.getFirstChild(); a != null; a = a.getNextSibling()) emit(p, a, head);
-        }
-        public static void emit(PrintWriter p, AST ast, String head) {
-            if (!(ast instanceof Gather)) {
-                if (ast.getNumberOfChildren()==0) {
-                    p.print(ast.getText());
-                } else {
-                    emit2(p, ast, head);
+    // Structural //////////////////////////////////////////////////////////////////////////////
+
+    public static class Doc implements ToHTML {
+        public Header head;
+        public Body   body;
+        public void toHTML(ToHTML.HTML sb) { sb.tag("html", body); }
+        public static class Header extends HashMap<String, Text[]> {
+            public static class KeyVal { public String key; public Text[] val; }
+            public void attrs(KeyVal[] KeyVals) { for(int i=0; i<KeyVals.length; i++) this.put(KeyVals[i].key, KeyVals[i].val); }
+        }
+        public static class Body implements ToHTML {
+            public Section[] sections;
+            public void toHTML(ToHTML.HTML sb) { sb.append(sections); }
+            public static class Section implements ToHTML {
+                public Text header;
+                public Paragraph[] paragraphs;
+                public void toHTML(ToHTML.HTML sb) {
+                    sb.tag("h3", header);
+                    sb.append(paragraphs);
                 }
-                return;
-            }
-            Gather a = (Gather)ast;
-            if (a.style==null) {
-                emit2(p, a, head);
-                return;
-            }
-            switch(a.style) {
-                case H:    p.println(); p.println(); p.print("\\"+head+"section{"); emit2(p, a, "sub"+head); p.println("}"); break;
-                case B:    p.print("{\\bf{");                          emit2(p, a, head); p.print("}}"); break;
-                case UL:   p.print("{\\ul{");                          emit2(p, a, head); p.print("}}"); break;
-                case IT:   p.print("{\\it{");                          emit2(p, a, head); p.print("}}"); break;
-                case TT:   p.print("{\\tt{");                          emit2(p, a, head); p.print("}}"); break;
-                case SO:   p.print("{\\overstrike{");                  emit2(p, a, head); p.print("}}"); break;
-                case Q:    p.print("``");                              emit2(p, a, head); p.print("''"); break;
-                case EMDASH: p.print(" \\emdash "); break;
-                case LIST: p.println(); p.println("\\startitemize[symbol]"); emit2(p, a, head); p.println("\\stopitemize"); break;
-                case PRE:
-                    if (a.getFirstChild() != null) {
-                        p.println();
-                        p.println("\\begin{verbatim}");
-                        p.println(a.getFirstChild().getText());
-                        p.println("\\end{verbatim}");
-                    }
             }
         }
+    }
+
+
+    // Paragraph //////////////////////////////////////////////////////////////////////////////
+
+    public static interface Paragraph extends ToHTML {
+        public static final Class[] subclasses = new Class[] { Blockquote.class, P.class, HR.class };
+        public static class HR                                implements Paragraph { public void toHTML(ToHTML.HTML sb) { sb.append("\n<hr>\n"); } }
+        public static class P          extends Text.TextArray implements Paragraph { public String tag() { return "p"; } }
+        public static class Blockquote extends Text.TextArray implements Paragraph { public String tag() { return "blockquote"; } }
+    }
+
+    public static abstract class List extends Text {
+        public Text[][] points;
+        public abstract String tag();
+        public void toHTML(ToHTML.HTML sb) {
+            sb.append("<"+tag()+">\n");
+            for(Text[] t : points) sb.tag("li", t);
+            sb.append("</"+tag()+">\n");
+        }
+    }
+    public static class OL extends List { public String tag() { return "ol"; } }
+    public static class UL extends List { public String tag() { return "ul"; } }
+
+
+
+    // Tags //////////////////////////////////////////////////////////////////////////////
+
+    public static class Chars         extends Text.TextString { }
+    public static class Symbol        extends Text.TextString { }
+    public static class Keyword       extends Text.TextString { public String tag() { return "tt"; } }
+    public static class Subscript     extends Text.TextString { public String tag() { return "sub"; } }
+    public static class Superscript   extends Text.TextString { public String tag() { return "super"; } }
+    public static class Bold          extends Text.TextArray  { public String tag() { return "b"; } }
+    public static class Smallcap      extends Text.TextArray  { public String tag() { return "sc"; } }
+    public static class Strikethrough extends Text.TextArray  { public String tag() { return "strike"; } }
+    public static class TT            extends Text.TextArray  { public String tag() { return "tt"; } }
+    public static class Underline     extends Text.TextArray  { public String tag() { return "u"; } }
+    public static class Italic        extends Text.TextArray  { public String tag() { return "i"; } }
+    public static class Citation      extends Text.TextArray  { } // FIXME
+    public static class Footnote      extends Text.TextArray  { } // FIXME
+    public static class LineBreak     extends Text            { public void toHTML(ToHTML.HTML sb) { sb.tag("br"); } }
+    public static class Today         extends Text            { }
+    public static class Euro          extends Text            { public void toHTML(ToHTML.HTML sb) { sb.entity(8364); } }
+    public static class Link          extends Text {
+        public Text[] text;
+        public URI href;
+        public void toHTML(ToHTML.HTML sb) { sb.tag("a", new Object[] { "href", href }, text); }
+    }
+    public static class Entity        extends Text {
+        public final String entity;
+        public Entity(String entity) { this.entity = entity; }
+        public void toHTML(ToHTML.HTML sb) { sb.entity(entity); }
+    }
+
+
+    // Network //////////////////////////////////////////////////////////////////////////////
+
+    public static interface Host extends ToHTML {
+        public static class DNS implements Host {
+            public String[] part;
+            public void toHTML(ToHTML.HTML sb) {
+                for(int i=0; i<part.length; i++)
+                    sb.append((i==0 ? "" : ".")+part[i]);
+            }
+        }
+        public static class IP  implements Host {
+            public int a, b, c, d;
+            public void toHTML(ToHTML.HTML sb) { sb.append(a+"."+b+"."+c+"."+d); }
+        }
+    }
+
+    public static interface URI extends ToHTML {
+        public static final Class[] subclasses = new Class[] { URL.class, Email.class };
+    }
+    public static class URL extends Text    implements URI {
+        public String method;
+        public Login login;
+        public Host host;
+        public int port;
+        public String path;
+        public void toHTML(ToHTML.HTML sb) {
+            sb.append(method);
+            sb.append("://");
+            // login.toHTML(sb);   FIXME
+            host.toHTML(sb);
+            // sb.append(":");     FIXME
+            // sb.append(port);
+            sb.append("/");
+            sb.append(path);
+        }
+    }
+    public static class Email extends Text  implements URI {
+        public String user;
+        public Host host;
+        public void toHTML(ToHTML.HTML sb) {
+            sb.append(user);
+            sb.append('@');
+            host.toHTML(sb);
+        }
+    }
+
+    public static class Login {
+        public String username;
+        public String password;
+        public void toHTML(ToHTML.HTML sb) {
+            sb.append(username);
+            sb.append(':');
+            sb.append(password);
+            sb.append('@');
+        }        
+    }
+
+
+
+
+    */
+    /*
         public static void prefix(PrintWriter p) {
             p.println("% generated by TIBDOC");
             for(int i=0; i<packages.length; i++) p.println("\\usemodule["+packages[i]+"]");
@@ -240,5 +321,473 @@ toContex ll = prefix ++ (concatMap tl ll) ++ suffix
 
 
     */
-}
 
+    // Main //////////////////////////////////////////////////////////////////////////////
+
+    public static class Dump implements Reflection.Show {
+        public String toString() { return Reflection.show((Reflection.Show)this); }
+    }
+
+    public static class TD {
+
+        public @bind static class Doc extends Dump implements ToHTML {
+            public @bind.arg Header head;
+            public @bind.arg Body body;
+            public void toHTML(HTML h) {
+                h.tag("html", new ToHTML[] { head, body });
+            }
+        }
+
+        public @bind static class Header extends Dump implements ToHTML {
+            public @bind.arg KeyVal[] attrs;
+            public Text[] get(String key) {
+                for(KeyVal kv : attrs)
+                    if (kv.key.equals(key))
+                        return kv.val;
+                return null;
+            }
+            public void toHTML(HTML h) {
+                h.openTag("head");
+                h.tag("title", get("title"));
+                h.tag("style", stylesheet);
+                h.closeTag("head");
+            }
+            // FIXME: it would be nice to be able to
+            // void KeyVal(String, String) { ... } imperatively
+        }
+        
+        public @bind static class Body extends Dump implements ToHTML {
+            public Section[] sections;
+            public void toHTML(HTML h) {
+                h.openTag("body");
+                h.openTag("center");
+                h.openTag("table", new Object[] { "width", "600px" });
+                h.openTag("tr");
+                h.tag("td", sections);
+                h.closeTag("tr");
+                h.closeTag("table");
+                h.closeTag("center");
+                h.closeTag("body");
+            }
+        }
+        
+        public @bind.as("Section") static class Section extends Dump implements ToHTML {
+            public String      header;
+            public Paragraph[] paragraphs;
+            public void toHTML(HTML h) {
+                h.tag("h1", header);
+                for(Paragraph p : paragraphs) h.tag("p", p);
+            }
+        }
+        
+        public @bind static class KeyVal extends Dump {
+            public @bind.arg String key;
+            public @bind.arg Text[] val;
+        }
+
+        public abstract static class Paragraph extends Dump implements ToHTML { }
+
+        public @bind.as("P") static class P extends Paragraph {
+            public Text[] text;
+            public P() { }
+            public P(Text[] text) { this.text = text; }
+            public P(String string) { this.text = new Text[] { new Chars(string) }; }
+            public void toHTML(HTML h) { if (text != null) h.append(text); }
+            public String toString() {
+                StringBuffer sb = new StringBuffer();
+                ToHTML.HTML h = new ToHTML.HTML(sb);
+                toHTML(h);
+                return sb.toString();
+            }
+        }
+
+        public static @bind class Login {
+            public @bind.arg String username;
+            public @bind.arg String password;
+        }
+
+        public static @bind.as("Citation") Object cite(Object o) { return new Chars("*cite*"); }
+        public static @bind.as("Symbol") Object sym(String s) { return new Chars(s); }
+
+        public static abstract class List extends Paragraph {
+            public @bind.arg Text[] preface;
+            public @bind.arg Text[][]  points;
+            public abstract String tag();
+            public void toHTML(ToHTML.HTML sb) {
+                sb.append(preface);
+                sb.openTag(tag());
+                for(Text[] t : points)
+                    sb.tag("li", t);
+                sb.closeTag(tag());
+            }
+        }
+        public static @bind class OL extends List { public String tag() { return "ol"; } }
+        public static @bind class UL extends List { public String tag() { return "ul"; } }
+
+        public static class HR extends Paragraph {
+            public @bind HR() { }
+            public @bind HR(Object o) { }
+            public void toHTML(HTML h) { h.tag("hr"); }
+        }
+
+       public static class Blockquote extends Paragraph {
+            Text[] text;
+            public @bind Blockquote(Text[] t) { this.text = t; }
+            public @bind Blockquote(Text[] t, Text[] t2) {
+                if (t2==null) {
+                    this.text = t;
+                } else {
+                    Text[] t3 = new Text[t.length + t2.length];
+                    System.arraycopy(t,  0, t3, 0, t.length);
+                    System.arraycopy(t2, 0, t3, t.length, t2.length);
+                    this.text = t3;
+                }
+            }
+            public void toHTML(HTML h) { h.tag("blockquote", new P(text)); }
+        }
+
+        public abstract static class Text extends Dump implements ToHTML { }
+
+        public @bind static class Space extends Chars {
+            public Space() { super(" "); }
+        }
+        public @bind static class Chars extends Text {
+            public String text;
+            public Chars() { }
+            public Chars(String text) { this.text = text; }
+            public void toHTML(HTML h) { h.appendText(text); }
+            public String toString() { return text; }
+        }
+        public @bind static class Block extends Text {
+            public Text[] text;
+            public void toHTML(HTML h) { h.append(text); }
+        }
+        public static class TextWrap extends Text {
+            public @bind.arg Text[] text;
+            public void toHTML(HTML h) {
+                if (htmlTag()!=null) {
+                    h.openTag(htmlTag(), htmlTagParams());
+                }
+                h.append(text);
+                if (htmlTag()!=null) {
+                    h.closeTag(htmlTag());
+                }
+            }
+            public String   htmlTag() { return null; }
+            public Object[] htmlTagParams() { return null; }
+        }
+
+        public static @bind class Verbatim  extends Text {
+            public @bind.arg String s;
+            public void toHTML(HTML h) {
+                h.openTag("div", new Object[] { "class", "terminal" });
+                for(int i=0; i<s.length(); i++) {
+                    char c = s.charAt(i);
+                    switch(c) {
+                        case '\r': break;
+                        case '\n': h.tag("br"); break;
+                        case ' ': h.appendLiterally("&nbsp;"); break;
+                        default: h.appendText(c+""); break;
+                    }
+                }
+                h.closeTag("div");
+            }
+        }
+
+        //public @bind class Blockquote extends TextWrap { }
+        public static @bind class Underline extends TextWrap { public String htmlTag() { return "u"; } }
+        public static @bind class Footnote extends TextWrap { public String htmlTag() { return "small"; } }
+        public static @bind class TT extends TextWrap { public String htmlTag() { return "tt"; } }
+        //public @bind class Citation extends Text {       "[" word "]" }
+        public static @bind class Strikethrough extends TextWrap { public String htmlTag() { return "strike"; } }
+        public static @bind class Superscript extends TextWrap { public String htmlTag() { return "sup"; } }
+        public static @bind class Subscript extends TextWrap { public String htmlTag() { return "sub"; } }
+        public static @bind class Smallcap extends TextWrap { public String htmlTag() { return "sc"; } }
+        public static @bind class Keyword extends TextWrap { public String htmlTag() { return "sc"; } }
+        public static @bind class Bold extends TextWrap { public String htmlTag() { return "b"; } }
+        public static @bind class Italic extends TextWrap { public String htmlTag() { return "i"; } }
+
+        public abstract static class Command extends Text { }
+        public static @bind class Today extends Command { public void toHTML(HTML h) { } }
+        public static @bind class LineBreak extends Command { public void toHTML(HTML h) { h.tag("br"); } }
+
+        public static @bind.as("emdash") Entity emdash() { return new Entity("mdash"); }
+        public static @bind.as("ellipses") Entity ellipses() { return new Entity("#8230"); }
+        public static @bind.as("r") Entity r() { return new Entity("#xAE"); }
+        public static @bind.as("c") Entity c() { return new Entity("#xA9"); }
+        public static @bind.as("tm") Entity tm() { return new Entity(""); }
+        public static @bind.as("euro") Entity euro() { return new Entity("euro"); }
+
+        public static class Entity extends Text implements ToHTML {
+            public String name;
+            public String code;
+            public Entity(String code) { this.name = ""; this.code = code; }
+            public Entity(String name, int code) { this.code = "#"+code; this.name = name; }
+            public Entity(String name, String abbrev, int code) { this(name, code); }
+            public void toHTML(HTML h) { h.appendLiterally("&"+code+";"); }
+        }
+
+        public static Entity[] entities = new Entity[] {
+            new Entity("tm",    0x2122),
+            new Entity("alef",  0x2135),
+            new Entity("leftArrow", "<--", 0x2190),
+            new Entity("rightArrow", "-->", 0x2192),
+            new Entity("leftDoubleArrow", "<==", 0x21D0),
+            new Entity("rightDoubleArrow", "==>", 0x21D2),
+            new Entity("doubleLeftRightArrow", "<==>", 0x21D4),
+            new Entity("upArrow", 0x2191),
+            new Entity("downArrow", 0x2193),
+            new Entity("upDoubleArrow", 0x21D1),
+            new Entity("downDoubleArrow", 0x21D3),
+            new Entity("forall", 0x2200),
+            new Entity("exists", 0x2203),
+            new Entity("emptySet", 0x2205),
+            new Entity("in", 0x2208),
+            new Entity("cent", 0xA2),
+            new Entity("pi", 0x220F),
+            new Entity("sigma", 0x2211),
+            new Entity("infinity", 0x221E),
+            new Entity("proportional", 0x221D),
+            new Entity("check", 0x221A),
+            new Entity("asterisk", 0x2217),
+            new Entity("minus", 0x2212),
+            new Entity("angle", 0x2220),
+            new Entity("and", 0x2227),
+            new Entity("or", 0x2228),
+            new Entity("intersection", 0x2229),
+            new Entity("union", 0x222A),
+            new Entity("integral", 0x222B),
+            new Entity("therefore", 0x2234),
+            new Entity("congruent", 0x2245),
+            new Entity("similarTo", 0x2248),
+            new Entity("identical", 0x2261),
+            new Entity("neq", 0x2260),
+            new Entity("subset", 0x2282),
+            new Entity("superset", 0x2283),
+            new Entity("notSubset", 0x2284),
+            new Entity("subsetEq", 0x2286),
+            new Entity("supersetEq", 0x2287),
+            new Entity("circlePlus", 0x2295),
+            new Entity("circleTimes", 0x2297),
+            new Entity("bottom", 0x22A5),
+            new Entity("cdot", 0x22C5),
+            new Entity("openDiamonds", 0x25CA),
+            new Entity("spade", 0x2660),
+            new Entity("clubs", 0x2663),
+            new Entity("hearts", 0x2665),
+            new Entity("diamonds", 0x2666),
+            new Entity("prime", 0x2032),
+            new Entity("reals", 0x211C),
+            new Entity("powerSet", 0x2118),
+            new Entity("overScore", 0x203E),
+            new Entity("yen", 0xA5),
+            new Entity("plusminus", 0xB1),
+            new Entity("micro", 0xB5),
+            new Entity("superScriptOne", 0xB9),
+            new Entity("superScriptTwo", 0xB2),
+            new Entity("superScriptThree", 0xB3),
+            new Entity("oneQuarter", 0xBC),
+            new Entity("oneHalf", 0xBD),
+            new Entity("threeQuarters", 0xBE),
+            new Entity("paragraphSymbol", 0xB6),
+            new Entity("times", 0xD7),
+            new Entity("daggar", 0x86),
+            new Entity("sectionSymbol", 0xA7),
+            new Entity("not", 0xAC),
+            new Entity("cr", 0x2193),
+            new Entity("dot", 0xB7),
+        };
+
+        public static @bind Object command(String s) {
+            if (s.equals("br")) return new LineBreak();
+            if (s.equals("today")) return new Today();
+            for(Entity e : entities)
+                if (e.name.equals(s))
+                    return e;
+            return null;
+        }
+
+        public static @bind class Quotes extends Text {
+            public Text[] text;
+            public void toHTML(HTML h) {
+                h.append("\"");
+                h.append(text);
+                h.append("\"");
+            }
+        }
+
+        public static class Link extends Text {
+            public Text[] t;
+            public Url u;
+            public @bind.as("link")  Link(@bind.arg Text[] t, @bind.arg Url u)  { this.t = t; this.u = u; }
+            public Link(String s, Url u) { this(new Text[] { new Chars(s) }, u); }
+            public void toHTML(HTML h) {
+                h.tag("a",
+                      new Object[] { "href", u==null ? "" : u.toString() },
+                      new P(t));
+            }
+        }
+
+        public static class Host {
+            public String name;
+            public String toString() { return name; }
+            public @bind.as("DNS") Host(String[][] parts) {
+                name = "";
+                for(String[] s : parts) {
+                    for(String ss : s)
+                        name += ss;
+                    name += ".";
+                }
+            }
+            public @bind.as("IP")  Host(int a, int b, int c, int d) { name = a+"."+b+"."+c+"."+d; }
+            public Host(String hostname) {
+                this.name = hostname;
+            }
+
+        }
+
+        public static class Url extends Text {
+            public String   method;
+            public Host     host;
+            public String   user;
+            public String   pass;
+            public String   port;
+            public String   path;
+            public String   ref;
+            public @bind.as("URL") Url(String method, String[] login, Host host, String port, String path, String ref) {
+                this.method = method;
+                this.user = login==null ? null : login.length >= 1 ? login[0] : null;
+                this.pass = login==null ? null : login.length >= 2 ? login[1] : null;
+                this.host = host;
+                this.port = port;
+                this.path = path;
+                this.ref  = ref;
+            }
+            public void toHTML(HTML h) { new Link(toString(), this).toHTML(h); }
+            public String toString() {
+                return method + "://" + host + "/" + path + (ref==null ? "" : ("#"+ref));
+            }
+        }
+        public static class Email extends Url {
+            public @bind.as("Mailto") Email(String email) {
+                super("mailto",
+                      null,
+                      new Host(email.substring(email.indexOf('@'))),
+                      "25",
+                      email.substring(email.indexOf('@')),
+                      null
+                      );
+            }
+            public @bind.as("email")  Email(String user, Host host) {
+                super("mailto", null, host, "25", user, null);
+            }
+            public void toHTML(HTML h) {
+                h.tag("a",
+                      new Object[] { "href", "mailto:"+path+"@"+host },
+                      new P(toString()));
+            }
+            public String toString() { return path+"@"+host; }
+        }
+
+        public static @bind.as("lf")        String lf() { return "\r"; }
+        public static @bind.as("cr")        String cr() { return "\n"; }
+        public static @bind.as("\"\"")      String empty() { return ""; }
+        public static @bind.as("urlescape") char   urlescape(char a, char b) { return ((char)((a-'0') * 16 + (b-'0'))); }
+        public static @bind String urlpath(String[] s) {
+            StringBuffer sb = new StringBuffer();
+            for(String st : s) sb.append(st);
+            return sb.toString();
+        }
+    }
+
+    public static void main(String[] s) throws Exception {
+
+        try {
+            Tree<String> res = new CharParser(MetaGrammar.newInstance()).parse(new FileInputStream(s[0])).expand1();
+            
+            AnnotationGrammarBindings resolver = new AnnotationGrammarBindings(TD.class);
+            resolver.add(MetaGrammarBindings.class, "meta");
+            Union tibgram = Grammar.create(res, "s", resolver);
+
+            System.err.println("parsing " + s[1]);
+            Tree t = new CharParser(tibgram).parse(new Tib(new FileInputStream(s[1]))).expand1();
+            System.out.println("tree:\n" + t.toPrettyString());
+            
+            Object result = ((Functor)t.head()).invoke(t);
+            TD.Doc doc = (TD.Doc)result;
+            System.out.println(doc);
+
+            StringBuffer sb = new StringBuffer();
+            ToHTML.HTML html = new ToHTML.HTML(sb);
+            doc.toHTML(html);
+            FileOutputStream fos = new FileOutputStream("out.html");
+            PrintWriter p = new PrintWriter(new OutputStreamWriter(fos));
+            p.println(sb);
+            p.flush();
+            p.close();
+        } catch (Ambiguous a) {
+            FileOutputStream fos = new FileOutputStream("/Users/megacz/Desktop/out.dot");
+            PrintWriter p = new PrintWriter(new OutputStreamWriter(fos));
+            GraphViz gv = new GraphViz();
+            a.getAmbiguity().toGraphViz(gv);
+            gv.dump(p);
+            p.flush();
+            p.close();
+            a.printStackTrace();
+            
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
+
+
+    private static final String[] stylesheet = new String[] {
+        "H1 {",
+        "  margin-left: -20px;",
+        "  margin-top: 30px;",
+        "  font-family: helvetica, verdana, arial, sans-serif;",
+        "  font-size: 14pt;",
+        "  font-weight: bold;",
+        "  text-align: left;",
+        "  width : 100%;",
+        "  border-top-width: 2pt;",
+        "  border-top-style: solid;",
+        "} ",
+        "",
+        "H2 {",
+        "  font-family: helvetica, verdana, arial, sans-serif;",
+        "  font-size: 12pt;",
+        "  font-weight: bold;",
+        "} ",
+        "",
+        "H3 {",
+        "  margin-left: -10px;",
+        "  font-family: helvetica, verdana, arial, sans-serif;",
+        "  font-size: 12pt;",
+        "  font-weight: bold;",
+        "} ",
+        "",
+        "TH, TD, P, LI {",
+        "  font-family: helvetica, verdana, arial, sans-serif;",
+        "  font-size: 13px;  ",
+        "  text-decoration:none; ",
+        "}",
+        "",
+        "LI { margin-top: 5px; }",
+        "div.terminal {",
+        "    text-align: left;",
+        "    font-family: monospace;",
+        "    border-style: solid;",
+        "    border-width: 2px 2px 2px 2px;",
+        "    white-space: pre;",
+        "    border-color: #6666aa;",
+        "    color: #FFFFFF;",
+        "    background-color: #000000;",
+        "    margin-bottom: 25px;",
+        "    margin-right: 25px;",
+        "    margin-left: 25px;",
+        "    padding: 10px;",
+        "}"
+    };
+}