comparison: src/Expression.h
src/Expression.h
- changeset 94
- 8915ee6a277d
- parent 93
- 11a24b697f43
- child 106
- 9174be9ac686
equal
deleted
inserted
replaced
| 93:11a24b697f43 | 94:8915ee6a277d |
|---|---|
| 3 #include "Parser.h" | 3 #include "Parser.h" |
| 4 | 4 |
| 5 class DataBuffer; | 5 class DataBuffer; |
| 6 class ExpressionSymbol; | 6 class ExpressionSymbol; |
| 7 class ExpressionValue; | 7 class ExpressionValue; |
| 8 class ExpressionOperator; | |
| 8 | 9 |
| 9 // ============================================================================= | 10 // ============================================================================= |
| 10 // | 11 // |
| 11 enum EOperator | 12 enum EOperator |
| 12 { | 13 { |
| 54 private: | 55 private: |
| 55 BotscriptParser* mParser; | 56 BotscriptParser* mParser; |
| 56 Lexer* mLexer; | 57 Lexer* mLexer; |
| 57 SymbolList mSymbols; | 58 SymbolList mSymbols; |
| 58 EType mType; | 59 EType mType; |
| 59 ExpressionValue* mResult; | |
| 60 | 60 |
| 61 ExpressionValue* Evaluate(); // Process the expression and yield a result | 61 ExpressionValue* Evaluate(); // Process the expression and yield a result |
| 62 ExpressionSymbol* ParseSymbol(); | 62 ExpressionSymbol* ParseSymbol(); |
| 63 String GetTokenString(); | 63 String GetTokenString(); |
| 64 void AdjustOperators(); | 64 void AdjustOperators(); |
| 65 void Verify(); // Ensure the expr is valid | 65 void Verify(); // Ensure the expr is valid |
| 66 void TryVerifyValue (bool* verified, SymbolList::Iterator it); | 66 void TryVerifyValue (bool* verified, SymbolList::Iterator it); |
| 67 ExpressionValue* EvaluateOperator (const ExpressionOperator* op, | |
| 68 const List<ExpressionValue*>& values); | |
| 69 SymbolList::Iterator FindPrioritizedOperator(); | |
| 67 }; | 70 }; |
| 68 | 71 |
| 69 // ============================================================================= | 72 // ============================================================================= |
| 70 // | 73 // |
| 71 class ExpressionSymbol | 74 class ExpressionSymbol |
| 97 | 100 |
| 98 public: | 101 public: |
| 99 ExpressionValue (EType valuetype); | 102 ExpressionValue (EType valuetype); |
| 100 ~ExpressionValue(); | 103 ~ExpressionValue(); |
| 101 | 104 |
| 102 void ConvertToBuffer(); | 105 void ConvertToBuffer(); |
| 106 | |
| 107 inline ExpressionValue* Clone() const | |
| 108 { | |
| 109 return new ExpressionValue (*this); | |
| 110 } | |
| 103 | 111 |
| 104 inline bool IsConstexpr() const | 112 inline bool IsConstexpr() const |
| 105 { | 113 { |
| 106 return GetBuffer() == null; | 114 return GetBuffer() == null; |
| 107 } | 115 } |
