lib Library API Documentation

koscript_parsenode.h

00001 /* This file is part of the KDE project
00002    Copyright (C) 1998, 1999, 2000 Torben Weis <weis@kde.org>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this library; see the file COPYING.LIB.  If not, write to
00016    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00017    Boston, MA 02111-1307, USA.
00018 */
00019 
00020 #ifndef __KSCRIPT_PARSENODE_H__
00021 #define __KSCRIPT_PARSENODE_H__
00022 
00023 #include <qstring.h>
00024 
00025 #include "koscript_types.h"
00026 
00027 #define MAX_NODE_SIZE 255
00028 
00029 typedef enum
00030 {
00031   definitions = 0,
00032   exports,
00033   t_vertical_line,
00034   t_circumflex,
00035   t_ampersand,
00036   t_shiftright,
00037   t_shiftleft,
00038   t_plus_sign,
00039   t_minus_sign,
00040   t_asterik,
00041   t_solidus,
00042   t_percent_sign,
00043   t_tilde,
00044   t_integer_literal,
00045   t_string_literal,
00046   t_character_literal,
00047   t_floating_pt_literal,
00048   t_boolean_literal,
00049   scoped_name,
00050   const_dcl,
00051   func_dcl,
00052   func_lines,
00053   assign_expr,
00054   t_equal,
00055   t_notequal,
00056   t_less_or_equal,
00057   t_greater_or_equal,
00058   t_array,
00059   t_dict,
00060   func_params,
00061   func_param_in,
00062   func_param_out,
00063   func_param_inout,
00064   t_func_call,
00065   member_expr,
00066   t_array_const,
00067   t_array_element,
00068   t_dict_const,
00069   t_dict_element,
00070   t_while,
00071   t_do,
00072   t_for,
00073   t_if,
00074   t_incr,
00075   t_decr,
00076   t_less,
00077   t_greater,
00078   t_foreach,
00079   t_match,
00080   t_subst,
00081   t_not,
00082   func_call_params,
00083   t_return,
00084   destructor_dcl,
00085   import,
00086   t_struct,
00087   t_struct_members,
00088   t_qualified_names,
00089   t_scope,
00090   t_try,
00091   t_catch,
00092   t_catch_default,
00093   t_raise,
00094   t_cell,
00095   t_range,
00096   from,
00097   plus_assign,
00098   minus_assign,
00099   bool_or,
00100   bool_and,
00101   t_regexp_group,
00102   t_input,
00103   t_line,
00104   t_match_line
00105 } KSParseNodeType;
00106 
00107 class KSContext;
00108 
00113 class KSParseNodeExtra
00114 {
00115 public:
00116   virtual ~KSParseNodeExtra() { }
00117 };
00118 
00119 class KSParseNode
00120 {
00121 private:
00122   KSParseNode &operator=(const KSParseNode &rhs);
00123   KSParseNode(const KSParseNode &rhs);
00124 
00125   KSParseNodeType  type;
00126   QString ident;
00127 
00128   QString fname;
00129   long    line_no;
00130   bool    bIsToplevel;
00131 
00132   union u {
00133     KScript::Long    _int;
00134     KScript::Boolean _bool;
00135     KScript::Double  _float;
00136     ushort           _char;
00137   } _u;
00138   QString* str;
00139 
00140   KSParseNodeExtra* m_extra;
00141   KSParseNode *b1;
00142   KSParseNode *b2;
00143   KSParseNode *b3;
00144   KSParseNode *b4;
00145   KSParseNode *b5;
00146 
00147   void printBranch( int indent, const char *tag, bool detailed );
00148 
00149 public:
00150   KSParseNode( KSParseNodeType aType, KSParseNode *one = NULL,
00151          KSParseNode *two = NULL, KSParseNode *three = NULL,
00152          KSParseNode *four = NULL, KSParseNode *five = NULL );
00153   ~KSParseNode();
00154   void clear();
00155 
00156   bool eval( KSContext& );
00157 
00158   KSParseNodeType getType() const;
00159   void setIdent( const char *anIdent );
00160   void setIdent( QString* anIdent );
00161   void setIdent( const QString& anIdent );
00162   QString getIdent();
00163   QString getFname();
00164   long getLineNo();
00165   bool isToplevel();
00166 
00167   void setIntegerLiteral( KScript::Long l );
00168   KScript::Long getIntegerLiteral();
00169   void setStringLiteral( const char *s );
00170   void setStringLiteral( const QString& s );
00171   void setStringLiteral( QString* s );
00172   QString getStringLiteral();
00173   void setCharacterLiteral( const KScript::Char& c );
00174   KScript::Char getCharacterLiteral();
00175   void setFloatingPtLiteral( KScript::Double f );
00176   KScript::Double getFloatingPtLiteral();
00177   void setBooleanLiteral( KScript::Boolean b );
00178   KScript::Boolean getBooleanLiteral();
00179 
00180   KSParseNode *branch1() { return b1; }
00181   KSParseNode *branch2() { return b2; }
00182   KSParseNode *branch3() { return b3; }
00183   KSParseNode *branch4() { return b4; }
00184   KSParseNode *branch5() { return b5; }
00185   KSParseNode *getBranch( int i );
00186   void setBranch( int i, KSParseNode *node );
00187 
00188   KSParseNodeExtra* extra();
00189   void setExtra( KSParseNodeExtra* e );
00190 
00191   void print( bool detailed = false );
00192 };
00193 
00194 #endif
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