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jpexs-decompiler/libsrc/ffdec_lib/lexers/actionscript_script.flex

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/*
* Copyright (C) 2010-2015 JPEXS, All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
*/
package com.jpexs.decompiler.flash.action.parser.script;
import com.jpexs.decompiler.flash.action.parser.ActionParseException;
import java.util.ArrayList;
import java.util.List;
import java.util.Stack;
%%
%public
%class ActionScriptLexer
%final
%unicode
%char
%type ParsedSymbol
%throws ActionParseException
%{
StringBuilder string = new StringBuilder();
private static String xmlTagName = "";
public int yychar() {
return yychar;
}
private final Stack<ParsedSymbol> pushedBack = new Stack<>();
public int yyline() {
return yyline + 1;
}
private final List<LexListener> listeners = new ArrayList<>();
public void addListener(LexListener listener){
listeners.add(listener);
}
public void removeListener(LexListener listener){
listeners.remove(listener);
}
public void informListenersLex(ParsedSymbol s){
for(LexListener l:listeners){
l.onLex(s);
}
}
public void informListenersPushBack(ParsedSymbol s){
for(LexListener l:listeners){
l.onPushBack(s);
}
}
public void pushback(ParsedSymbol symb) {
pushedBack.push(symb);
last = null;
informListenersPushBack(symb);
}
ParsedSymbol last;
public ParsedSymbol lex() throws java.io.IOException, ActionParseException{
ParsedSymbol ret = null;
if (!pushedBack.isEmpty()){
ret = last = pushedBack.pop();
} else {
ret = last = yylex();
}
informListenersLex(ret);
return ret;
}
%}
/* main character classes */
LineTerminator = \r|\n|\r\n
InputCharacter = [^\r\n]
WhiteSpace = {LineTerminator} | [ \t\f]+
/* comments */
Comment = {TraditionalComment} | {EndOfLineComment}
TraditionalComment = "/*" [^*] ~"*/" | "/*" "*"+ "/"
EndOfLineComment = "//" {InputCharacter}* {LineTerminator}?
/* identifiers */
Identifier = [:jletter:][:jletterdigit:]*
IdentifierNs = {Identifier} ":" {Identifier}
TypeNameSpec = ".<" {Identifier} ">"
/* XML */
XMLIdentifier = {Identifier} | {IdentifierNs}
XMLAttribute = " "* {XMLIdentifier} " "* "=" " "* \" {InputCharacter}* \" " "*
XMLBeginOneTag = "<" {XMLIdentifier} {XMLAttribute}* ">"
XMLEndTag = "</" {XMLIdentifier} ">"
/* integer literals */
DecIntegerLiteral = 0 | [1-9][0-9]*
HexIntegerLiteral = 0 [xX] 0* {HexDigit} {1,8}
HexDigit = [0-9a-fA-F]
OctIntegerLiteral = 0+ [1-3]? {OctDigit} {1,15}
OctDigit = [0-7]
/* floating point literals */
DoubleLiteral = ({FLit1}|{FLit2}|{FLit3}) {Exponent}?
FLit1 = [0-9]+ \. [0-9]*
FLit2 = \. [0-9]+
FLit3 = [0-9]+
Exponent = [eE] [+-]? [0-9]+
/* string and character literals */
StringCharacter = [^\r\n\"\\]
SingleCharacter = [^\r\n\'\\]
OIdentifierCharacter = [^\r\n\u00A7\\]
Preprocessor = \u00A7\u00A7 {Identifier}
%state STRING, CHARLITERAL, XMLSTARTTAG, XML, OIDENTIFIER
%%
<YYINITIAL> {
/* keywords */
"break" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.BREAK, yytext()); }
"case" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.CASE, yytext()); }
"continue" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.CONTINUE, yytext()); }
"default" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.DEFAULT, yytext()); }
"do" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.DO, yytext()); }
"while" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.WHILE, yytext()); }
"else" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.ELSE, yytext()); }
"for" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.FOR, yytext()); }
"each" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.EACH, yytext()); }
"in" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.IN, yytext()); }
"if" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.IF, yytext()); }
"return" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.RETURN, yytext()); }
"super" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.SUPER, yytext()); }
"switch" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.SWITCH, yytext()); }
"throw" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.THROW, yytext()); }
"try" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.TRY, yytext()); }
"catch" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.CATCH, yytext()); }
"finally" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.FINALLY, yytext()); }
"while" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.WHILE, yytext()); }
"with" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.WITH, yytext()); }
"dynamic" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.DYNAMIC, yytext()); }
"private" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.PRIVATE, yytext()); }
"protected" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.PROTECTED, yytext()); }
"public" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.PUBLIC, yytext()); }
"static" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.STATIC, yytext()); }
"class" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.CLASS, yytext()); }
"const" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.CONST, yytext()); }
"extends" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.EXTENDS, yytext()); }
"function" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.FUNCTION, yytext()); }
"get" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.GET, yytext()); }
"implements" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.IMPLEMENTS, yytext()); }
"interface" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.INTERFACE, yytext()); }
"namespace" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.NAMESPACE, yytext()); }
"package" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.PACKAGE, yytext()); }
"set" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.SET, yytext()); }
"var" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.VAR, yytext()); }
"import" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.IMPORT, yytext()); }
"false" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.FALSE, yytext()); }
"null" { return new ParsedSymbol(SymbolGroup.GLOBALCONST, SymbolType.NULL, yytext()); }
"this" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.THIS, yytext()); }
"true" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.TRUE, yytext()); }
"getUrl" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.GETURL, yytext()); }
"trace" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.TRACE, yytext()); }
"gotoAndStop" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.GOTOANDSTOP, yytext()); }
"nextFrame" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.NEXTFRAME, yytext()); }
"play" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PLAY, yytext()); }
"prevFrame" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PREVFRAME, yytext()); }
"tellTarget" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.TELLTARGET, yytext()); }
"stop" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.STOP, yytext()); }
"stopAllSounds" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.STOPALLSOUNDS, yytext()); }
"toggleHighQuality" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.TOGGLEHIGHQUALITY, yytext()); }
"ifFrameLoaded" { return new ParsedSymbol(SymbolGroup.KEYWORD, SymbolType.IFFRAMELOADED, yytext()); }
"ord" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.ORD, yytext()); }
"chr" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.CHR, yytext()); }
"duplicateMovieClip" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.DUPLICATEMOVIECLIP, yytext()); }
"stopDrag" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.STOPDRAG, yytext()); }
"getTimer" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.GETTIMER, yytext()); }
"loadVariables" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.LOADVARIABLES, yytext()); }
"loadMovie" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.LOADMOVIE, yytext()); }
"gotoAndPlay" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.GOTOANDPLAY, yytext()); }
"mbord" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.MBORD, yytext()); }
"mbchr" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.MBCHR, yytext()); }
"mblength" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.MBLENGTH, yytext()); }
"mbsubstring" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.MBSUBSTRING, yytext()); }
"random" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.RANDOM, yytext()); }
"removeMovieClip" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.REMOVEMOVIECLIP, yytext()); }
"startDrag" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.STARTDRAG, yytext()); }
"substr" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.SUBSTR, yytext()); }
"length" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.LENGTH, yytext()); }
"int" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.INT, yytext()); }
"targetPath" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.TARGETPATH, yytext()); }
"Number" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.NUMBER_OP, yytext()); }
"String" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.STRING_OP, yytext()); }
"eval" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.EVAL, yytext()); }
"undefined" { return new ParsedSymbol(SymbolGroup.GLOBALCONST, SymbolType.UNDEFINED, yytext()); }
"newline" { return new ParsedSymbol(SymbolGroup.GLOBALCONST, SymbolType.NEWLINE, yytext()); }
"Infinity" { return new ParsedSymbol(SymbolGroup.GLOBALCONST, SymbolType.INFINITY, yytext()); }
"NaN" { return new ParsedSymbol(SymbolGroup.GLOBALCONST, SymbolType.NAN, yytext()); }
"getVersion" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.GETVERSION, yytext()); }
"call" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.CALL, yytext()); }
"loadMovieNum" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.LOADMOVIENUM, yytext()); }
"loadVariablesNum" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.LOADVARIABLESNUM, yytext()); }
"printAsBitmapNum" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PRINTASBITMAPNUM, yytext()); }
"printNum" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PRINTNUM, yytext()); }
"printAsBitmap" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PRINTASBITMAP, yytext()); }
"print" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.PRINT, yytext()); }
"unloadMovie" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.UNLOADMOVIE, yytext()); }
"unloadMovieNum" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.UNLOADMOVIENUM, yytext()); }
"fscommand" { return new ParsedSymbol(SymbolGroup.GLOBALFUNC, SymbolType.FSCOMMAND, yytext()); }
/* operators */
"(" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.PARENT_OPEN, yytext()); }
")" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.PARENT_CLOSE, yytext()); }
"{" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.CURLY_OPEN, yytext()); }
"}" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.CURLY_CLOSE, yytext()); }
"[" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.BRACKET_OPEN, yytext()); }
"]" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.BRACKET_CLOSE, yytext()); }
";" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.SEMICOLON, yytext()); }
"," { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.COMMA, yytext()); }
"..." { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.REST, yytext()); }
"." { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.DOT, yytext()); }
"=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN, yytext()); }
">" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.GREATER_THAN, yytext()); }
"<" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.LOWER_THAN, yytext()); }
"!" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.NOT, yytext()); }
"~" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.NEGATE, yytext()); }
"?" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.TERNAR, yytext()); }
":" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.COLON, yytext()); }
"===" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.STRICT_EQUALS, yytext()); }
"==" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.EQUALS, yytext()); }
"<=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.LOWER_EQUAL, yytext()); }
">=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.GREATER_EQUAL, yytext()); }
"!==" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.STRICT_NOT_EQUAL, yytext()); }
"!=" | "<>" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.NOT_EQUAL, yytext()); }
"&&" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.AND, yytext()); }
"||" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.OR, yytext()); }
"++" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.INCREMENT, yytext()); }
"--" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.DECREMENT, yytext()); }
"+" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.PLUS, yytext()); }
"-" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.MINUS, yytext()); }
"*" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.MULTIPLY, yytext()); }
"/" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.DIVIDE, yytext()); }
"&" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.BITAND, yytext()); }
"|" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.BITOR, yytext()); }
"^" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.XOR, yytext()); }
"%" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.MODULO, yytext()); }
"<<" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.SHIFT_LEFT, yytext()); }
">>" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.SHIFT_RIGHT, yytext()); }
">>>" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.USHIFT_RIGHT, yytext()); }
"+=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_PLUS, yytext()); }
"-=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_MINUS, yytext()); }
"*=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_MULTIPLY, yytext()); }
"/=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_DIVIDE, yytext()); }
"&=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_BITAND, yytext()); }
"|=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_BITOR, yytext()); }
"^=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_XOR, yytext()); }
"%=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_MODULO, yytext()); }
"<<=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_SHIFT_LEFT, yytext()); }
">>=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_SHIFT_RIGHT, yytext()); }
">>>=" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ASSIGN_USHIFT_RIGHT, yytext()); }
"as" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.AS, yytext()); }
"delete" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.DELETE, yytext()); }
"instanceof" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.INSTANCEOF, yytext()); }
"is" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.IS, yytext()); }
"::" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.NAMESPACE_OP, yytext()); }
"new" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.NEW, yytext()); }
"typeof" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.TYPEOF, yytext()); }
"void" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.VOID, yytext()); }
"@" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.ATTRIBUTE, yytext()); }
"and" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.FULLAND, yytext()); }
"or" { return new ParsedSymbol(SymbolGroup.OPERATOR, SymbolType.FULLOR, yytext()); }
/* string literal */
\" {
string.setLength(0);
yybegin(STRING);
}
{Preprocessor} {
return new ParsedSymbol(SymbolGroup.PREPROCESSOR, SymbolType.PREPROCESSOR, yytext().substring(2));
}
"\u00A7" {
string.setLength(0);
yybegin(OIDENTIFIER);
}
/* character literal */
\' {
string.setLength(0);
yybegin(CHARLITERAL);
}
/* numeric literals */
{DecIntegerLiteral} { return new ParsedSymbol(SymbolGroup.INTEGER, SymbolType.INTEGER, Long.parseLong((yytext()))); }
{HexIntegerLiteral} { return new ParsedSymbol(SymbolGroup.INTEGER, SymbolType.INTEGER, Long.parseLong(yytext().substring(2), 16)); }
{OctIntegerLiteral} { return new ParsedSymbol(SymbolGroup.INTEGER, SymbolType.INTEGER, Long.parseLong(yytext(), 8)); }
{DoubleLiteral} { return new ParsedSymbol(SymbolGroup.DOUBLE, SymbolType.DOUBLE, Double.parseDouble((yytext()))); }
/* comments */
{Comment} { /*ignore*/ }
{LineTerminator} { yyline++;}
/* whitespace */
{WhiteSpace} { /*ignore*/ }
{TypeNameSpec} { String t = yytext(); return new ParsedSymbol(SymbolGroup.TYPENAME, SymbolType.TYPENAME, t.substring(2, t.length() - 1)); }
{XMLBeginOneTag} {string.setLength(0);
yybegin(XML);
String s = yytext();
s = s.substring(1, s.length() - 1);
if (s.contains(" ")){
s = s.substring(0, s.indexOf(' '));
}
xmlTagName = s;
string.append(yytext());
}
/* identifiers */
{Identifier} { return new ParsedSymbol(SymbolGroup.IDENTIFIER, SymbolType.IDENTIFIER, yytext()); }
}
<XMLSTARTTAG> {
{XMLAttribute} { string.append(yytext());}
{LineTerminator} { string.append(yytext()); yyline++;}
{WhiteSpace} { string.append(yytext()); }
">" { yybegin(XML); string.append(yytext());}
}
<XML> {
{XMLBeginOneTag} { string.append(yytext());}
{XMLEndTag} { string.append(yytext());
String endtagname = yytext();
endtagname = endtagname.substring(2, endtagname.length() - 1);
if (endtagname.equals(xmlTagName)){
yybegin(YYINITIAL);
return new ParsedSymbol(SymbolGroup.XML, SymbolType.XML, string.toString());
}
}
{LineTerminator} { string.append(yytext()); yyline++;}
[^] { string.append(yytext()); }
}
<OIDENTIFIER> {
"\u00A7" {
yybegin(YYINITIAL);
// length also includes the trailing quote
return new ParsedSymbol(SymbolGroup.IDENTIFIER, SymbolType.IDENTIFIER, string.toString());
}
{OIdentifierCharacter}+ { string.append(yytext()); }
/* escape sequences */
"\\b" { string.append('\b'); }
"\\t" { string.append('\t'); }
"\\n" { string.append('\n'); }
"\\f" { string.append('\f'); }
"\\\u00A7" { string.append('\u00A7'); }
"\\r" { string.append('\r'); }
"\\\\" { string.append('\\'); }
\\x{HexDigit}{2} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
\\u{HexDigit}{4} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
/* escape sequences */
\\. { throw new ActionParseException("Illegal escape sequence \"" + yytext() + "\"", yyline + 1); }
{LineTerminator} { yybegin(YYINITIAL); yyline++;}
}
<STRING> {
\" {
yybegin(YYINITIAL);
// length also includes the trailing quote
return new ParsedSymbol(SymbolGroup.STRING, SymbolType.STRING, string.toString());
}
{StringCharacter}+ { string.append(yytext()); }
/* escape sequences */
"\\b" { string.append('\b'); }
"\\t" { string.append('\t'); }
"\\n" { string.append('\n'); }
"\\f" { string.append('\f'); }
"\\r" { string.append('\r'); }
"\\\"" { string.append('\"'); }
"\\'" { string.append('\''); }
"\\\\" { string.append('\\'); }
\\x{HexDigit}{2} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
\\u{HexDigit}{4} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
\\{OctDigit}{3} { char val = (char) Integer.parseInt(yytext().substring(1), 8);
string.append(val); }
/* escape sequences */
\\. { string.append('\\'); /*illegal escape sequence*/ }
{LineTerminator} { yybegin(YYINITIAL); yyline++;}
}
<CHARLITERAL> {
\' {
yybegin(YYINITIAL);
// length also includes the trailing quote
return new ParsedSymbol(SymbolGroup.STRING, SymbolType.STRING, string.toString());
}
{SingleCharacter}+ { string.append(yytext()); }
/* escape sequences */
/* escape sequences */
"\\b" { string.append('\b'); }
"\\t" { string.append('\t'); }
"\\n" { string.append('\n'); }
"\\f" { string.append('\f'); }
"\\r" { string.append('\r'); }
"\\\"" { string.append('\"'); }
"\\'" { string.append('\''); }
"\\\\" { string.append('\\'); }
\\x{HexDigit}{2} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
\\u{HexDigit}{4} { char val = (char) Integer.parseInt(yytext().substring(2), 16);
string.append(val); }
/* escape sequences */
\\. { string.append('\\'); /*illegal escape sequence*/ }
{LineTerminator} { yybegin(YYINITIAL); yyline++;}
}
/* error fallback */
[^] { }
<<EOF>> { return new ParsedSymbol(SymbolGroup.EOF, SymbolType.EOF, null); }
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