e74c0f5cf5
- std::string -> const std::string& where needed - Added a FileIO abstraction class - Fixed recent files not updating - Removed localization file from global include - Renamed lang to pattern_language/pl - Renamed EventFileDropped to RequestFileOpen
90 lines
4.0 KiB
C++
90 lines
4.0 KiB
C++
#pragma once
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#include <hex.hpp>
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#include <hex/api/content_registry.hpp>
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#include <hex/pattern_language/ast_node.hpp>
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#include <hex/pattern_language/log_console.hpp>
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#include <bit>
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#include <string>
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#include <map>
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#include <vector>
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namespace hex::prv { class Provider; }
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namespace hex::pl {
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class PatternData;
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class Evaluator {
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public:
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Evaluator() = default;
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std::optional<std::vector<PatternData*>> evaluate(const std::vector<ASTNode*>& ast);
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LogConsole& getConsole() { return this->m_console; }
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void setDefaultEndian(std::endian endian) { this->m_defaultDataEndian = endian; }
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void setRecursionLimit(u32 limit) { this->m_recursionLimit = limit; }
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void setProvider(prv::Provider *provider) { this->m_provider = provider; }
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[[nodiscard]] std::endian getCurrentEndian() const { return this->m_endianStack.back(); }
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PatternData* patternFromName(const ASTNodeRValue::Path &name);
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template<typename T>
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T* asType(ASTNode *param) {
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if (auto evaluatedParam = dynamic_cast<T*>(param); evaluatedParam != nullptr)
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return evaluatedParam;
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else
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this->getConsole().abortEvaluation("function got wrong type of parameter");
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}
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private:
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std::map<std::string, ASTNode*> m_types;
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prv::Provider* m_provider = nullptr;
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std::endian m_defaultDataEndian = std::endian::native;
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u64 m_currOffset = 0;
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std::vector<std::endian> m_endianStack;
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std::vector<PatternData*> m_globalMembers;
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std::vector<std::vector<PatternData*>*> m_currMembers;
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std::vector<std::vector<PatternData*>*> m_localVariables;
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std::vector<PatternData*> m_currMemberScope;
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std::vector<u8> m_localStack;
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std::map<std::string, ContentRegistry::PatternLanguageFunctions::Function> m_definedFunctions;
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LogConsole m_console;
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u32 m_recursionLimit;
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u32 m_currRecursionDepth;
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void createLocalVariable(const std::string &varName, PatternData *pattern);
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void setLocalVariableValue(const std::string &varName, const void *value, size_t size);
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ASTNodeIntegerLiteral* evaluateScopeResolution(ASTNodeScopeResolution *node);
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ASTNodeIntegerLiteral* evaluateRValue(ASTNodeRValue *node);
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ASTNode* evaluateFunctionCall(ASTNodeFunctionCall *node);
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ASTNodeIntegerLiteral* evaluateTypeOperator(ASTNodeTypeOperator *typeOperatorNode);
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ASTNodeIntegerLiteral* evaluateOperator(ASTNodeIntegerLiteral *left, ASTNodeIntegerLiteral *right, Token::Operator op);
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ASTNodeIntegerLiteral* evaluateOperand(ASTNode *node);
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ASTNodeIntegerLiteral* evaluateTernaryExpression(ASTNodeTernaryExpression *node);
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ASTNodeIntegerLiteral* evaluateMathematicalExpression(ASTNodeNumericExpression *node);
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void evaluateFunctionDefinition(ASTNodeFunctionDefinition *node);
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std::optional<ASTNode*> evaluateFunctionBody(const std::vector<ASTNode*> &body);
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PatternData* findPattern(std::vector<PatternData*> currMembers, const ASTNodeRValue::Path &path);
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PatternData* evaluateAttributes(ASTNode *currNode, PatternData *currPattern);
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PatternData* evaluateBuiltinType(ASTNodeBuiltinType *node);
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void evaluateMember(ASTNode *node, std::vector<PatternData*> &currMembers, bool increaseOffset);
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PatternData* evaluateStruct(ASTNodeStruct *node);
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PatternData* evaluateUnion(ASTNodeUnion *node);
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PatternData* evaluateEnum(ASTNodeEnum *node);
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PatternData* evaluateBitfield(ASTNodeBitfield *node);
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PatternData* evaluateType(ASTNodeTypeDecl *node);
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PatternData* evaluateVariable(ASTNodeVariableDecl *node);
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PatternData* evaluateArray(ASTNodeArrayVariableDecl *node);
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PatternData* evaluateStaticArray(ASTNodeArrayVariableDecl *node);
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PatternData* evaluateDynamicArray(ASTNodeArrayVariableDecl *node);
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PatternData* evaluatePointer(ASTNodePointerVariableDecl *node);
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};
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} |