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muParserError.h
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1 /*
2  __________
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4  / \ | | \| ___/\__ \ \_ __ \/ ___/_/ __ \\_ __ \
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8  Copyright (C) 2004-2011 Ingo Berg
9 
10  Permission is hereby granted, free of charge, to any person obtaining a copy of this
11  software and associated documentation files (the "Software"), to deal in the Software
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16  The above copyright notice and this permission notice shall be included in all copies or
17  substantial portions of the Software.
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24 */
25 
26 #ifndef MU_PARSER_ERROR_H
27 #define MU_PARSER_ERROR_H
28 
29 #include <cassert>
30 #include <stdexcept>
31 #include <string>
32 #include <sstream>
33 #include <vector>
34 #include <memory>
35 
36 #include "muParserDef.h"
37 
42 namespace mu
43 {
44 
46 enum EErrorCodes
47 {
48  // Formula syntax errors
49  ecUNEXPECTED_OPERATOR = 0,
50  ecUNASSIGNABLE_TOKEN = 1,
51  ecUNEXPECTED_EOF = 2,
52  ecUNEXPECTED_ARG_SEP = 3,
53  ecUNEXPECTED_ARG = 4,
54  ecUNEXPECTED_VAL = 5,
55  ecUNEXPECTED_VAR = 6,
56  ecUNEXPECTED_PARENS = 7,
57  ecUNEXPECTED_STR = 8,
58  ecSTRING_EXPECTED = 9,
59  ecVAL_EXPECTED = 10,
60  ecMISSING_PARENS = 11,
61  ecUNEXPECTED_FUN = 12,
62  ecUNTERMINATED_STRING = 13,
63  ecTOO_MANY_PARAMS = 14,
64  ecTOO_FEW_PARAMS = 15,
65  ecOPRT_TYPE_CONFLICT = 16,
66  ecSTR_RESULT = 17,
67 
68  // Invalid Parser input Parameters
69  ecINVALID_NAME = 18,
70  ecINVALID_BINOP_IDENT = 19,
71  ecINVALID_INFIX_IDENT = 20,
72  ecINVALID_POSTFIX_IDENT = 21,
73 
74  ecBUILTIN_OVERLOAD = 22,
75  ecINVALID_FUN_PTR = 23,
76  ecINVALID_VAR_PTR = 24,
77  ecEMPTY_EXPRESSION = 25,
78  ecNAME_CONFLICT = 26,
79  ecOPT_PRI = 27,
80  //
81  ecDOMAIN_ERROR = 28,
82  ecDIV_BY_ZERO = 29,
83  ecGENERIC = 30,
84  ecLOCALE = 31,
85 
86  ecUNEXPECTED_CONDITIONAL = 32,
87  ecMISSING_ELSE_CLAUSE = 33,
88  ecMISPLACED_COLON = 34,
89 
90  ecUNREASONABLE_NUMBER_OF_COMPUTATIONS = 35,
91 
92  // internal errors
93  ecINTERNAL_ERROR = 36,
94 
95  // The last two are special entries
96  ecCOUNT,
97  ecUNDEFINED = -1
98 };
99 
100 //---------------------------------------------------------------------------
103 class ParserErrorMsg
104 {
105 public:
106  static const ParserErrorMsg& Instance();
107  string_type operator[](unsigned a_iIdx) const;
108 
109 private:
110  ParserErrorMsg& operator=(const ParserErrorMsg &) = delete;
111  ParserErrorMsg(const ParserErrorMsg&) = delete;
112  ParserErrorMsg();
113 
114  ~ParserErrorMsg() = default;
115 
116  std::vector<string_type> m_vErrMsg;
117 };
118 
119 //---------------------------------------------------------------------------
125 class API_EXPORT_CXX ParserError
126 {
127 private:
128 
130  void ReplaceSubString( string_type &strSource,
131  const string_type &strFind,
132  const string_type &strReplaceWith);
133  void Reset();
134 
135 public:
136 
137  ParserError();
138  explicit ParserError(EErrorCodes a_iErrc);
139  explicit ParserError(const string_type &sMsg);
140  ParserError( EErrorCodes a_iErrc,
141  const string_type &sTok,
142  const string_type &sFormula = string_type(),
143  int a_iPos = -1);
144  ParserError( EErrorCodes a_iErrc,
145  int a_iPos,
146  const string_type &sTok);
147  ParserError( const char_type *a_szMsg,
148  int a_iPos = -1,
149  const string_type &sTok = string_type());
150  ParserError(const ParserError &a_Obj);
151  ParserError& operator=(const ParserError &a_Obj);
152  ~ParserError();
153 
154  void SetFormula(const string_type &a_strFormula);
155  const string_type& GetExpr() const;
156  const string_type& GetMsg() const;
157  int GetPos() const;
158  const string_type& GetToken() const;
159  EErrorCodes GetCode() const;
160 
161 private:
162  string_type m_strMsg;
163  string_type m_strFormula;
164  string_type m_strTok;
165  int m_iPos;
166  EErrorCodes m_iErrc;
167  const ParserErrorMsg &m_ErrMsg;
168 };
169 
170 } // namespace mu
171 
172 #endif
173