[51b7345] | 1 | #ifndef VISITOR_H |
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| 2 | #define VISITOR_H |
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| 3 | |
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| 4 | #include "SynTree.h" |
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| 5 | #include "SemanticError.h" |
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| 6 | #include "CompilerError.h" |
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| 7 | |
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| 8 | |
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[d9a0e76] | 9 | class Visitor { |
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| 10 | protected: |
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[51b7345] | 11 | Visitor(); |
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| 12 | virtual ~Visitor(); |
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[d9a0e76] | 13 | public: |
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| 14 | virtual void visit( ObjectDecl *objectDecl ); |
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| 15 | virtual void visit( FunctionDecl *functionDecl ); |
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| 16 | virtual void visit( StructDecl *aggregateDecl ); |
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| 17 | virtual void visit( UnionDecl *aggregateDecl ); |
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| 18 | virtual void visit( EnumDecl *aggregateDecl ); |
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| 19 | virtual void visit( ContextDecl *aggregateDecl ); |
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| 20 | virtual void visit( TypeDecl *typeDecl ); |
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| 21 | virtual void visit( TypedefDecl *typeDecl ); |
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| 22 | |
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| 23 | virtual void visit( CompoundStmt *compoundStmt ); |
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| 24 | virtual void visit( ExprStmt *exprStmt ); |
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| 25 | virtual void visit( IfStmt *ifStmt ); |
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| 26 | virtual void visit( WhileStmt *whileStmt ); |
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| 27 | virtual void visit( ForStmt *forStmt ); |
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| 28 | virtual void visit( SwitchStmt *switchStmt ); |
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| 29 | virtual void visit( ChooseStmt *switchStmt ); |
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| 30 | virtual void visit( FallthruStmt *switchStmt ); |
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| 31 | virtual void visit( CaseStmt *caseStmt ); |
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| 32 | virtual void visit( BranchStmt *branchStmt ); |
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| 33 | virtual void visit( ReturnStmt *returnStmt ); |
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| 34 | virtual void visit( TryStmt *tryStmt ); |
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| 35 | virtual void visit( CatchStmt *catchStmt ); |
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| 36 | virtual void visit( FinallyStmt *finallyStmt ); |
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| 37 | virtual void visit( NullStmt *nullStmt ); |
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| 38 | virtual void visit( DeclStmt *declStmt ); |
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| 39 | |
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| 40 | virtual void visit( ApplicationExpr *applicationExpr ); |
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| 41 | virtual void visit( UntypedExpr *untypedExpr ); |
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| 42 | virtual void visit( NameExpr *nameExpr ); |
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| 43 | virtual void visit( CastExpr *castExpr ); |
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| 44 | virtual void visit( AddressExpr *addressExpr ); |
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| 45 | virtual void visit( LabelAddressExpr *labAddressExpr ); |
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| 46 | virtual void visit( UntypedMemberExpr *memberExpr ); |
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| 47 | virtual void visit( MemberExpr *memberExpr ); |
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| 48 | virtual void visit( VariableExpr *variableExpr ); |
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| 49 | virtual void visit( ConstantExpr *constantExpr ); |
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| 50 | virtual void visit( SizeofExpr *sizeofExpr ); |
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| 51 | virtual void visit( AttrExpr *attrExpr ); |
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| 52 | virtual void visit( LogicalExpr *logicalExpr ); |
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| 53 | virtual void visit( ConditionalExpr *conditionalExpr ); |
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| 54 | virtual void visit( CommaExpr *commaExpr ); |
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| 55 | virtual void visit( TupleExpr *tupleExpr ); |
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| 56 | virtual void visit( SolvedTupleExpr *tupleExpr ); |
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| 57 | virtual void visit( TypeExpr *typeExpr ); |
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| 58 | virtual void visit( UntypedValofExpr *valofExpr ); |
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| 59 | |
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| 60 | virtual void visit( VoidType *basicType ); |
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| 61 | virtual void visit( BasicType *basicType ); |
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| 62 | virtual void visit( PointerType *pointerType ); |
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| 63 | virtual void visit( ArrayType *arrayType ); |
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| 64 | virtual void visit( FunctionType *functionType ); |
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| 65 | virtual void visit( StructInstType *aggregateUseType ); |
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| 66 | virtual void visit( UnionInstType *aggregateUseType ); |
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| 67 | virtual void visit( EnumInstType *aggregateUseType ); |
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| 68 | virtual void visit( ContextInstType *aggregateUseType ); |
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| 69 | virtual void visit( TypeInstType *aggregateUseType ); |
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| 70 | virtual void visit( TupleType *tupleType ); |
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| 71 | virtual void visit( TypeofType *typeofType ); |
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| 72 | virtual void visit( AttrType *attrType ); |
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| 73 | |
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| 74 | virtual void visit( MemberInit *memberInit ); |
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| 75 | virtual void visit( ElementInit *elementInit ); |
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| 76 | virtual void visit( SingleInit *singleInit ); |
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| 77 | virtual void visit( ListInit *listInit ); |
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| 78 | |
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| 79 | virtual void visit( Subrange *subrange ); |
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| 80 | |
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| 81 | virtual void visit( Constant *constant ); |
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| 82 | private: |
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| 83 | virtual void visit( AggregateDecl *aggregateDecl ); |
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| 84 | virtual void visit( NamedTypeDecl *typeDecl ); |
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| 85 | virtual void visit( ReferenceToType *aggregateUseType ); |
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[51b7345] | 86 | }; |
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| 87 | |
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| 88 | template< typename TreeType, typename VisitorType > |
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[d9a0e76] | 89 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) { |
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| 90 | if ( tree ) { |
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[51b7345] | 91 | tree->accept( visitor ); |
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| 92 | } |
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| 93 | } |
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| 94 | |
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| 95 | template< typename Container, typename VisitorType > |
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[d9a0e76] | 96 | inline void acceptAll( Container &container, VisitorType &visitor ) { |
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[51b7345] | 97 | SemanticError errors; |
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[d9a0e76] | 98 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { |
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[51b7345] | 99 | try { |
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[d9a0e76] | 100 | if ( *i ) { |
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[51b7345] | 101 | (*i)->accept( visitor ); |
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| 102 | } |
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| 103 | } catch( SemanticError &e ) { |
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| 104 | errors.append( e ); |
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| 105 | } |
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| 106 | } |
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[d9a0e76] | 107 | if ( !errors.isEmpty() ) { |
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[51b7345] | 108 | throw errors; |
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| 109 | } |
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| 110 | } |
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| 111 | |
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| 112 | template< typename Container, typename VisitorType > |
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[d9a0e76] | 113 | void acceptAllFold( Container &container, VisitorType &visitor, VisitorType &around ) { |
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[51b7345] | 114 | SemanticError errors; |
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[d9a0e76] | 115 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { |
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[51b7345] | 116 | try { |
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[d9a0e76] | 117 | if ( *i ) { |
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| 118 | VisitorType *v = new VisitorType; |
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[51b7345] | 119 | (*i)->accept( *v ); |
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| 120 | |
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[d9a0e76] | 121 | typename Container::iterator nxt = i; nxt++; // forward_iterator |
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| 122 | if ( nxt == container.end() ) |
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| 123 | visitor += *v; |
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| 124 | else |
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| 125 | visitor += *v + around; |
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[51b7345] | 126 | |
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[d9a0e76] | 127 | delete v; |
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[51b7345] | 128 | } |
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| 129 | } catch( SemanticError &e ) { |
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| 130 | errors.append( e ); |
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| 131 | } |
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| 132 | } |
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[d9a0e76] | 133 | if ( !errors.isEmpty() ) { |
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[51b7345] | 134 | throw errors; |
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| 135 | } |
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| 136 | } |
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| 137 | |
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[d9a0e76] | 138 | #endif // VISITOR_H |
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