64 lines
4.0 KiB
C++
64 lines
4.0 KiB
C++
#ifndef ASTTRANSFORMATION_H
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#define ASTTRANSFORMATION_H
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#include <set>
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#include <map>
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#include <iterator>
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#include <algorithm>
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#include "Type.h"
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#include "ASTData.h"
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#include "NodeTransformation.h"
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#include "Importer.h"
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class Importer;
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class ASTTransformation: public NodeTransformation<Symbol,ASTData> {
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public:
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ASTTransformation(Importer* importerIn);
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~ASTTransformation();
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//First pass defines all type_defs (objects and ailises)
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NodeTree<ASTData>* firstPass(std::string fileName, NodeTree<Symbol>* parseTree);
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std::set<std::string> parseTraits(NodeTree<Symbol>* traitsNode);
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//Second pass defines data inside objects, outside declaration statements, and function prototpyes (since we have type_defs now)
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void secondPass(NodeTree<ASTData>* ast, NodeTree<Symbol>* parseTree);
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void secondPassDoClassInsides(NodeTree<ASTData>* typeDef, std::vector<NodeTree<Symbol>*> typedefChildren, std::map<std::string, Type*> templateTypeReplacements);
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NodeTree<ASTData>* secondPassDeclaration(NodeTree<Symbol>* from, NodeTree<ASTData>* scope, std::map<std::string, Type*> templateTypeReplacements);
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NodeTree<ASTData>* secondPassFunction(NodeTree<Symbol>* from, NodeTree<ASTData>* scope, std::map<std::string, Type*> templateTypeReplacements);
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//Third pass redoes all imports to import the new function prototypes and identifiers
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void thirdPass(NodeTree<ASTData>* ast);
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//The fourth pass finishes up by doing all function bodies
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void fourthPass(NodeTree<ASTData>* ast, NodeTree<Symbol>* parseTree);
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NodeTree<ASTData>* searchScopeForFunctionDef(NodeTree<ASTData>* scope, NodeTree<Symbol>* parseTree, std::map<std::string, Type*> templateTypeReplacements);
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void fourthPassFunction(NodeTree<Symbol>* from, NodeTree<ASTData>* functionDef, std::map<std::string, Type*> templateTypeReplacements);
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virtual NodeTree<ASTData>* transform(NodeTree<Symbol>* from);
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NodeTree<ASTData>* transform(NodeTree<Symbol>* from, NodeTree<ASTData>* scope, std::vector<Type> types, std::map<std::string, Type*> templateTypeReplacements);
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std::vector<NodeTree<ASTData>*> transformChildren(std::vector<NodeTree<Symbol>*> children, std::set<int> skipChildren, NodeTree<ASTData>* scope, std::vector<Type> types, std::map<std::string, Type*> templateTypeReplacements);
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std::vector<Type> mapNodesToTypes(std::vector<NodeTree<ASTData>*> nodes);
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std::string concatSymbolTree(NodeTree<Symbol>* root);
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NodeTree<ASTData>* doFunction(NodeTree<ASTData>* scope, std::string lookup, std::vector<NodeTree<ASTData>*> nodes, std::map<std::string, Type*> templateTypeReplacements);
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NodeTree<ASTData>* functionLookup(NodeTree<ASTData>* scope, std::string lookup, std::vector<Type> types);
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NodeTree<ASTData>* templateFunctionLookup(NodeTree<ASTData>* scope, std::string lookup, std::vector<Type*> templateInstantiationTypes, std::vector<Type> types);
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std::vector<NodeTree<ASTData>*> scopeLookup(NodeTree<ASTData>* scope, std::string lookup, bool includeModules = false);
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Type* typeFromTypeNode(NodeTree<Symbol>* typeNode, NodeTree<ASTData>* scope, std::map<std::string, Type*> templateTypeReplacements);
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NodeTree<ASTData>* templateClassLookup(NodeTree<ASTData>* scope, std::string name, std::vector<Type*> templateInstantiationTypes);
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NodeTree<ASTData>* findOrInstantiateFunctionTemplate(std::vector<NodeTree<Symbol>*> children, NodeTree<ASTData>* scope, std::vector<Type> types, std::map<std::string, Type*> templateTypeReplacements);
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std::map<std::string, Type*> makeTemplateFunctionTypeMap(NodeTree<Symbol>* templateNode, std::vector<Type*> types);
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std::vector<std::pair<std::string, std::set<std::string>>> makeTemplateNameTraitPairs(NodeTree<Symbol>* templateNode);
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private:
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Importer * importer;
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std::map<std::string, std::vector<NodeTree<ASTData>*>> languageLevelReservedWords;
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std::map<std::string, std::vector<NodeTree<ASTData>*>> languageLevelOperators;
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NodeTree<ASTData>* topScope; //maintained for templates that need to add themselves to the top scope no matter where they are instantiated
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};
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#endif
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