1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // Visitor.h -- |
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8 | // |
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9 | // Author : Richard C. Bilson |
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10 | // Created On : Mon May 18 07:44:20 2015 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Mon Jul 24 16:28:00 2017 |
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13 | // Update Count : 13 |
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14 | // |
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15 | |
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16 | #pragma once |
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17 | |
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18 | #include "Common/SemanticError.h" // for SemanticError |
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19 | #include "SynTree.h" // for AST nodes |
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20 | |
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21 | class Visitor { |
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22 | protected: |
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23 | Visitor() = default; |
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24 | virtual ~Visitor() = default; |
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25 | public: |
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26 | // visit: Default implementation of all functions visits the children |
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27 | // of the given syntax node, but performs no other action. |
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28 | |
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29 | virtual void visit( ObjectDecl * objectDecl ) = 0; |
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30 | virtual void visit( FunctionDecl * functionDecl ) = 0; |
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31 | virtual void visit( StructDecl * aggregateDecl ) = 0; |
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32 | virtual void visit( UnionDecl * aggregateDecl ) = 0; |
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33 | virtual void visit( EnumDecl * aggregateDecl ) = 0; |
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34 | virtual void visit( TraitDecl * aggregateDecl ) = 0; |
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35 | virtual void visit( TypeDecl * typeDecl ) = 0; |
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36 | virtual void visit( TypedefDecl * typeDecl ) = 0; |
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37 | virtual void visit( AsmDecl * asmDecl ) = 0; |
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38 | virtual void visit( StaticAssertDecl * assertDecl ) = 0; |
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39 | |
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40 | virtual void visit( CompoundStmt * compoundStmt ) = 0; |
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41 | virtual void visit( ExprStmt * exprStmt ) = 0; |
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42 | virtual void visit( AsmStmt * asmStmt ) = 0; |
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43 | virtual void visit( DirectiveStmt * directiveStmt ) = 0; |
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44 | virtual void visit( IfStmt * ifStmt ) = 0; |
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45 | virtual void visit( WhileStmt * whileStmt ) = 0; |
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46 | virtual void visit( ForStmt * forStmt ) = 0; |
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47 | virtual void visit( SwitchStmt * switchStmt ) = 0; |
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48 | virtual void visit( CaseStmt * caseStmt ) = 0; |
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49 | virtual void visit( BranchStmt * branchStmt ) = 0; |
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50 | virtual void visit( ReturnStmt * returnStmt ) = 0; |
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51 | virtual void visit( ThrowStmt * throwStmt ) = 0; |
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52 | virtual void visit( TryStmt * tryStmt ) = 0; |
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53 | virtual void visit( CatchStmt * catchStmt ) = 0; |
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54 | virtual void visit( FinallyStmt * finallyStmt ) = 0; |
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55 | virtual void visit( WaitForStmt * waitforStmt ) = 0; |
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56 | virtual void visit( WithStmt * withStmt ) = 0; |
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57 | virtual void visit( NullStmt * nullStmt ) = 0; |
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58 | virtual void visit( DeclStmt * declStmt ) = 0; |
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59 | virtual void visit( ImplicitCtorDtorStmt * impCtorDtorStmt ) = 0; |
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60 | |
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61 | virtual void visit( ApplicationExpr * applicationExpr ) = 0; |
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62 | virtual void visit( UntypedExpr * untypedExpr ) = 0; |
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63 | virtual void visit( NameExpr * nameExpr ) = 0; |
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64 | virtual void visit( CastExpr * castExpr ) = 0; |
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65 | virtual void visit( KeywordCastExpr * castExpr ) = 0; |
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66 | virtual void visit( VirtualCastExpr * castExpr ) = 0; |
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67 | virtual void visit( AddressExpr * addressExpr ) = 0; |
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68 | virtual void visit( LabelAddressExpr * labAddressExpr ) = 0; |
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69 | virtual void visit( UntypedMemberExpr * memberExpr ) = 0; |
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70 | virtual void visit( MemberExpr * memberExpr ) = 0; |
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71 | virtual void visit( VariableExpr * variableExpr ) = 0; |
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72 | virtual void visit( ConstantExpr * constantExpr ) = 0; |
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73 | virtual void visit( SizeofExpr * sizeofExpr ) = 0; |
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74 | virtual void visit( AlignofExpr * alignofExpr ) = 0; |
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75 | virtual void visit( UntypedOffsetofExpr * offsetofExpr ) = 0; |
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76 | virtual void visit( OffsetofExpr * offsetofExpr ) = 0; |
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77 | virtual void visit( OffsetPackExpr * offsetPackExpr ) = 0; |
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78 | virtual void visit( AttrExpr * attrExpr ) = 0; |
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79 | virtual void visit( LogicalExpr * logicalExpr ) = 0; |
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80 | virtual void visit( ConditionalExpr * conditionalExpr ) = 0; |
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81 | virtual void visit( CommaExpr * commaExpr ) = 0; |
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82 | virtual void visit( TypeExpr * typeExpr ) = 0; |
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83 | virtual void visit( AsmExpr * asmExpr ) = 0; |
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84 | virtual void visit( ImplicitCopyCtorExpr * impCpCtorExpr ) = 0; |
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85 | virtual void visit( ConstructorExpr * ctorExpr ) = 0; |
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86 | virtual void visit( CompoundLiteralExpr * compLitExpr ) = 0; |
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87 | virtual void visit( RangeExpr * rangeExpr ) = 0; |
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88 | virtual void visit( UntypedTupleExpr * tupleExpr ) = 0; |
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89 | virtual void visit( TupleExpr * tupleExpr ) = 0; |
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90 | virtual void visit( TupleIndexExpr * tupleExpr ) = 0; |
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91 | virtual void visit( TupleAssignExpr * assignExpr ) = 0; |
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92 | virtual void visit( StmtExpr * stmtExpr ) = 0; |
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93 | virtual void visit( UniqueExpr * uniqueExpr ) = 0; |
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94 | virtual void visit( UntypedInitExpr * initExpr ) = 0; |
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95 | virtual void visit( InitExpr * initExpr ) = 0; |
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96 | virtual void visit( DeletedExpr * delExpr ) = 0; |
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97 | |
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98 | virtual void visit( VoidType * basicType ) = 0; |
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99 | virtual void visit( BasicType * basicType ) = 0; |
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100 | virtual void visit( PointerType * pointerType ) = 0; |
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101 | virtual void visit( ArrayType * arrayType ) = 0; |
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102 | virtual void visit( ReferenceType * refType ) = 0; |
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103 | virtual void visit( FunctionType * functionType ) = 0; |
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104 | virtual void visit( StructInstType * aggregateUseType ) = 0; |
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105 | virtual void visit( UnionInstType * aggregateUseType ) = 0; |
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106 | virtual void visit( EnumInstType * aggregateUseType ) = 0; |
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107 | virtual void visit( TraitInstType * aggregateUseType ) = 0; |
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108 | virtual void visit( TypeInstType * aggregateUseType ) = 0; |
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109 | virtual void visit( TupleType * tupleType ) = 0; |
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110 | virtual void visit( TypeofType * typeofType ) = 0; |
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111 | virtual void visit( AttrType * attrType ) = 0; |
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112 | virtual void visit( VarArgsType * varArgsType ) = 0; |
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113 | virtual void visit( ZeroType * zeroType ) = 0; |
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114 | virtual void visit( OneType * oneType ) = 0; |
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115 | |
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116 | virtual void visit( Designation * designation ) = 0; |
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117 | virtual void visit( SingleInit * singleInit ) = 0; |
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118 | virtual void visit( ListInit * listInit ) = 0; |
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119 | virtual void visit( ConstructorInit * ctorInit ) = 0; |
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120 | |
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121 | virtual void visit( Subrange * subrange ) = 0; |
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122 | |
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123 | virtual void visit( Constant * constant ) = 0; |
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124 | |
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125 | virtual void visit( Attribute * attribute ) = 0; |
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126 | }; |
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127 | |
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128 | template< typename TreeType, typename VisitorType > |
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129 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) { |
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130 | if ( tree ) { |
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131 | tree->accept( visitor ); |
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132 | } |
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133 | } |
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134 | |
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135 | template< typename Container, typename VisitorType > |
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136 | inline void acceptAll( Container &container, VisitorType &visitor ) { |
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137 | SemanticErrorException errors; |
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138 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { |
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139 | try { |
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140 | if ( *i ) { |
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141 | (*i)->accept( visitor ); |
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142 | } |
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143 | } catch( SemanticErrorException &e ) { |
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144 | errors.append( e ); |
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145 | } |
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146 | } |
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147 | if ( ! errors.isEmpty() ) { |
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148 | throw errors; |
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149 | } |
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150 | } |
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151 | |
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152 | // Local Variables: // |
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153 | // tab-width: 4 // |
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154 | // mode: c++ // |
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155 | // compile-command: "make install" // |
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156 | // End: // |
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