options {
  STATIC = false;
  JAVA_UNICODE_ESCAPE = true;
}

PARSER_BEGIN(Parser)
 
	import java.io.*;
	import java.util.*;
	import demeter.*;
	import java.lang.*;


import demeter.*;
public class Parser { 
  // oit is uugly.  Why isn't there a Character.valueOf(String)? 
  static char unescapifyChar(String s) { 
    char c = s.charAt(0); 
    if (c == '\\') { 
      switch (s.charAt(1)) { 
      case 'n': c = '\n'; break; 
      case 't': c = '\t'; break; 
      case 'b': c = '\b'; break; 
      case 'r': c = '\r'; break; 
      case 'f': c = '\f'; break; 
      case '\\': c = '\\'; break; 
      case '\'': c = '\''; break; 
      case '\"': c = '\"'; break; 
      default: 
	c = (char) Integer.parseInt(s.substring(2, s.length()), 8); 
	break; 
      } 
    } 
    return c; 
  } 
  // Even uglier... 
  static String unescapify(String s) { 
    char str[] = new char[s.length()]; 
    int i = 0, o = 0; 
    while (i < s.length()) { 
      char c = s.charAt(i++); 
      if (c == '\\') { 
	int j = i + 1; 
	while (j < s.length() && 
	       Character.digit(s.charAt(j), 8) != -1) { 
	  j++; 
	} 
	c = unescapifyChar(s.substring(i-1, j)); 
	i = j; 
      } 
      str[o++] = c; 
    } 
    return String.valueOf(str, 0, o); 
  } 
} 

PARSER_END(Parser)

Root _Root() : {
  Root it;
  Ident _className;
  RootClass _rootclass;
} {
  { it=new Root(); }
  "["  _className=_Ident() { it.set_className(_className); }
  _rootclass=_RootClass() { it.set_rootclass(_rootclass); }
  "]"  { return it; }
}

RootClass _RootClass() : {
  RootClass it;
} {
  ( it=_Non_Empty_RootClass() | it=_Empty_RootClass() )
  { return it; }
}

void common_RootClass(RootClass it) : {
} {
  { }
}

Non_Empty_RootClass _Non_Empty_RootClass() : {
  Non_Empty_RootClass it;
  Ident _className;
  SubClass1 _subclass1;
} {
  { it=new Non_Empty_RootClass(); }
  "{"  _className=_Ident() { it.set_className(_className); }
  _subclass1=_SubClass1() { it.set_subclass1(_subclass1); }
  "}"  { common_RootClass(it); }
  { return it; }
}

Empty_RootClass _Empty_RootClass() : {
  Empty_RootClass it;
} {
  { it=new Empty_RootClass(); }
  { common_RootClass(it); }
  { return it; }
}

SubClass1 _SubClass1() : {
  SubClass1 it;
} {
  ( it=_Non_Empty_SubClass1() | it=_Empty_SubClass1() )
  { return it; }
}

void common_SubClass1(SubClass1 it) : {
} {
  { }
}

Non_Empty_SubClass1 _Non_Empty_SubClass1() : {
  Non_Empty_SubClass1 it;
  Ident _className;
  SubClass2 _subclass2;
} {
  { it=new Non_Empty_SubClass1(); }
  "("  _className=_Ident() { it.set_className(_className); }
  _subclass2=_SubClass2() { it.set_subclass2(_subclass2); }
  ")"  { common_SubClass1(it); }
  { return it; }
}

Empty_SubClass1 _Empty_SubClass1() : {
  Empty_SubClass1 it;
} {
  { it=new Empty_SubClass1(); }
  { common_SubClass1(it); }
  { return it; }
}

SubClass2 _SubClass2() : {
  SubClass2 it;
} {
  ( it=_Non_Empty_SubClass2() | it=_Empty_SubClass2() )
  { return it; }
}

void common_SubClass2(SubClass2 it) : {
} {
  { }
}

Non_Empty_SubClass2 _Non_Empty_SubClass2() : {
  Non_Empty_SubClass2 it;
  Ident _className;
} {
  { it=new Non_Empty_SubClass2(); }
  "*"  _className=_Ident() { it.set_className(_className); }
  "*"  { common_SubClass2(it); }
  { return it; }
}

Empty_SubClass2 _Empty_SubClass2() : {
  Empty_SubClass2 it;
} {
  { it=new Empty_SubClass2(); }
  { common_SubClass2(it); }
  { return it; }
}

Expected _Expected() : {
  Expected it;
  Expected_Wrapper_List _expected_wrapper_list;
} {
  { it=new Expected(); }
  _expected_wrapper_list=_Expected_Wrapper_List() { it.set_expected_wrapper_list(_expected_wrapper_list); }
  { return it; }
}

Expected_Wrapper _Expected_Wrapper() : {
  Expected_Wrapper it;
  Ident _wrapper_name;
} {
  { it=new Expected_Wrapper(); }
  _wrapper_name=_Ident() { it.set_wrapper_name(_wrapper_name); }
  { return it; }
}

Main _Main() : {
  Main it;
} {
  { it=new Main(); }
  { return it; }
}

AppendVisitor _AppendVisitor() : {
  AppendVisitor it;
  Names _names;
} {
  { it=new AppendVisitor(); }
  _names=_Names() { it.set_names(_names); }
  { return it; }
}

ExpectedVisitor _ExpectedVisitor() : {
  ExpectedVisitor it;
  Names _list;
} {
  { it=new ExpectedVisitor(); }
  _list=_Names() { it.set_list(_list); }
  { return it; }
}

Names _Names() : {
  Names it;
} {
  { it=new Names(); }
  { return it; }
}

Expected_Wrapper_List _Expected_Wrapper_List() : {
  Expected_Wrapper_List it;
  Nonempty_Expected_Wrapper_List _first;
} {
  { it=new Expected_Wrapper_List(); }
  "("  _first=_Nonempty_Expected_Wrapper_List() { it.set_first(_first); }
  ")"  { return it; }
}

Nonempty_Expected_Wrapper_List _Nonempty_Expected_Wrapper_List() : {
  Nonempty_Expected_Wrapper_List it;
  Expected_Wrapper _it;
  Nonempty_Expected_Wrapper_List _next;
} {
  { it=new Nonempty_Expected_Wrapper_List(); }
  _it=_Expected_Wrapper() { it.set_it(_it); }
  [  "<"  _next=_Nonempty_Expected_Wrapper_List() { it.set_next(_next); }  ]
  { return it; }
}

 
boolean _boolean() : { Token t; }
{
  ( t=<TRUE> { return true; }
  | t=<FALSE> { return false; }
  )
}
 
char _char() : { Token t; } 
{ 
    t=<CHARACTER_LITERAL> { 
	String s = t.image; 
	return unescapifyChar(s.substring(1, s.length()-1)); 
    } 
} 
 
byte _byte() : { int i; } 
{ i=_int() { return (byte) i; } } 
 
short _short() : { int i; } 
{ i=_int() { return (short) i; } } 
 
int _int() : { Number num; } 
{ num=_Number() { return num.intValue(); } } 
 
long _long() : { Number num; } 
{ num=_Number() { return num.longValue(); } } 
 
float _float() : { Number num; } 
{ num=_Number() { return num.floatValue(); } } 
 
double _double() : { Number num; } 
{ num=_Number() { return num.doubleValue(); } } 
 
Boolean _Boolean() : { Token t; }
{
  ( t=<TRUE> { return Boolean.TRUE; }
  | t=<FALSE> { return Boolean.FALSE; }
  )
}
 
Character _Character() : { char c; } 
{ c=_char() { return new Character(c); } }
 
Integer _Integer() : { int i; } 
{ i = _int() { return new Integer(i); } }
 
Long _Long() : { long l; } 
{ l=_long() { return new Long(l); } } 
 
Float _Float() : { float f; } 
{ f=_float() { return new Float(f); } } 
 
Double _Double() : { double d; } 
{ d=_double() { return new Double(d); } } 
 
Number _Number() : 
{ 
    Token t; 
    String s; 
    int radix; 
    Number num; 
} { 
  ( 
    ( t=<DECIMAL_LITERAL> { 
	s = t.image; 
	radix = 10; 
      } 
    | t=<HEX_LITERAL> { 
	// Strip off the "0x". 
	s = t.image.substring(2, t.image.length()); 
	radix = 16; 
      } 
    | t=<OCTAL_LITERAL> { 
	s = t.image; 
	radix = 8; 
      } 
    ) { 
	switch (s.charAt(s.length()-1)) { 
	case 'l': case 'L': 
	    num = Long.valueOf(s.substring(0, s.length()-1), radix); 
	    break; 
	default: 
	    num = Integer.valueOf(s, radix); 
	    break; 
	} 
    } 
  | t=<FLOATING_POINT_LITERAL> { 
	s = t.image; 
	switch (s.charAt(s.length()-1)) { 
	case 'd': case 'D': 
	    num = Double.valueOf(s.substring(0, s.length()-1)); 
	    break; 
	case 'f': case 'F': 
	    num = Float.valueOf(s.substring(0, s.length()-1)); 
	    break; 
	default: 
	    num = Float.valueOf(s); 
	    break; 
	} 
    } 
  ) { return num; } 
} 
 
String _String() : { Token t; } 
{ 
    t=<STRING_LITERAL> { 
	String s = t.image; 
	return unescapify(s.substring(1, s.length()-1)); 
    } 
} 
 
StringBuffer _StringBuffer() : { String s; } 
{ s=_String() { return new StringBuffer(s); } }
 
Ident _Ident() : { Token t; } 
{ 
    t=<IDENTIFIER> { 
	return new Ident(t.image); 
    } 
} 
 
Text _Text() : { Token t; } 
{ 
    t=<TEXT_LITERAL> { 
	String s = t.image; 
	return new Text(s.substring(2, s.length()-2)); 
    } 
} 
 
// Lexical specification (largely taken from Java.jack): 
 
IGNORE_IN_BNF : 
{} 
{ 
  " " 
| "\t" 
| "\n" 
| "\r" 
| <"//" (~["\n","\r"])* ("\n"|"\r\n")> 
| <"/*" (~["*"])* "*" (~["/"] (~["*"])* "*")* "/"> 
} 
 
TOKEN : /* LITERALS */ 
{} 
{ 
  < DECIMAL_LITERAL: ["1"-"9"] (["0"-"9"])* (["l","L"])? > 
| 
  < HEX_LITERAL: "0" ["x","X"] (["0"-"9","a"-"f","A"-"F"])+ (["l","L"])? > 
| 
  < OCTAL_LITERAL: "0" (["0"-"7"])* (["l","L"])? > 
| 
  < FLOATING_POINT_LITERAL: 
        (["0"-"9"])+ "." (["0"-"9"])+ (<EXPONENT>)? (["f","F","d","D"])? 
      | "." (["0"-"9"])+ (<EXPONENT>)? (["f","F","d","D"])? 
      | (["0"-"9"])+ <EXPONENT> (["f","F","d","D"])? 
      | (["0"-"9"])+ (<EXPONENT>)? ["f","F","d","D"] 
  > 
| 
  < #EXPONENT: ["e","E"] (["+","-"])? (["0"-"9"])+ > 
| 
  < CHARACTER_LITERAL: 
      "'" 
      (   (~["'","\\","\n","\r"]) 
        | ("\\" 
            ( ["n","t","b","r","f","\\","'","\""] 
            | ["0"-"7"] ( ["0"-"7"] )? 
            | ["0"-"3"] ["0"-"7"] ["0"-"7"] 
            ) 
          ) 
      ) 
      "'" 
  >   
| 
  < STRING_LITERAL: 
      "\"" 
      (   (~["\"","\\","\n","\r"]) 
        | ("\\" 
            ( ["n","t","b","r","f","\\","'","\""] 
            | ["0"-"7"] ( ["0"-"7"] )? 
            | ["0"-"3"] ["0"-"7"] ["0"-"7"] 
            ) 
          ) 
      )* 
      "\"" 
  > 
| 
  < TEXT_LITERAL: 
      "(@" 
	    (~["@"])* 
      	    ( "@" ~[")"] 
	      (~["@"])* 
      	    )* 
      "@)" 
  > 
| 
  < TRUE: "true" >
| 
  < FALSE: "false" >
} 
 
TOKEN : /* IDENTIFIERS */ 
{}
{
  < IDENTIFIER: <LETTER> (<LETTER>|<DIGIT>)* >
|
  < #LETTER:
      [
       "\u0024",
       "\u0041"-"\u005a",
       "\u005f",
       "\u0061"-"\u007a",
       "\u00c0"-"\u00d6",
       "\u00d8"-"\u00f6",
       "\u00f8"-"\u00ff",
       "\u0100"-"\u1fff",
       "\u3040"-"\u318f",
       "\u3300"-"\u337f",
       "\u3400"-"\u3d2d",
       "\u4e00"-"\u9fff",
       "\uf900"-"\ufaff"
      ]
  >
|
  < #DIGIT:
      [
       "\u0030"-"\u0039",
       "\u0660"-"\u0669",
       "\u06f0"-"\u06f9",
       "\u0966"-"\u096f",
       "\u09e6"-"\u09ef",
       "\u0a66"-"\u0a6f",
       "\u0ae6"-"\u0aef",
       "\u0b66"-"\u0b6f",
       "\u0be7"-"\u0bef",
       "\u0c66"-"\u0c6f",
       "\u0ce6"-"\u0cef",
       "\u0d66"-"\u0d6f",
       "\u0e50"-"\u0e59",
       "\u0ed0"-"\u0ed9",
       "\u1040"-"\u1049"
      ]
  >
}