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Completely rewrite highlight and pattern evaluator

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WerWolv
2020-11-19 11:36:52 +01:00
parent 0889764bcc
commit 6fffc589bf
15 changed files with 720 additions and 570 deletions
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282
source/views/view_pattern.cpp
View File

@@ -4,11 +4,12 @@
#include "lang/parser.hpp"
#include "lang/lexer.hpp"
#include "lang/validator.hpp"
#include "lang/evaluator.hpp"
#include "utils.hpp"
namespace hex {
ViewPattern::ViewPattern(prv::Provider* &dataProvider, std::vector<hex::PatternData*> &patternData)
ViewPattern::ViewPattern(prv::Provider* &dataProvider, std::vector<lang::PatternData*> &patternData)
: View(), m_dataProvider(dataProvider), m_patternData(patternData) {
this->m_buffer = new char[0xFF'FFFF];
@@ -84,16 +85,12 @@ namespace hex {
}
void ViewPattern::addPatternData(PatternData *patternData) {
this->m_patternData.push_back(patternData);
}
void ViewPattern::clearPatternData() {
for (auto &data : this->m_patternData)
delete data;
this->m_patternData.clear();
PatternData::resetPalette();
lang::PatternData::resetPalette();
}
template<std::derived_from<lang::ASTNode> T>
@@ -108,10 +105,11 @@ namespace hex {
}
void ViewPattern::parsePattern(char *buffer) {
static hex::lang::Preprocessor preprocessor;
static hex::lang::Lexer lexer;
static hex::lang::Parser parser;
static hex::lang::Validator validator;
hex::lang::Preprocessor preprocessor;
hex::lang::Lexer lexer;
hex::lang::Parser parser;
hex::lang::Validator validator;
hex::lang::Evaluator evaluator;
this->clearPatternData();
this->postEvent(Events::PatternChanged);
@@ -127,275 +125,23 @@ namespace hex {
auto [parseResult, ast] = parser.parse(tokens);
if (parseResult.failed()) {
for(auto &node : ast) delete node;
return;
}
hex::ScopeExit deleteAst([&ast]{ for(auto &node : ast) delete node; });
auto validatorResult = validator.validate(ast);
if (!validatorResult) {
for(auto &node : ast) delete node;
return;
}
for (auto &varNode : findNodes<lang::ASTNodeVariableDecl>(lang::ASTNode::Type::VariableDecl, ast)) {
if (!varNode->getOffset().has_value())
continue;
u64 offset = varNode->getOffset().value();
if (varNode->getVariableType() != lang::Token::TypeToken::Type::CustomType) {
size_t size = getTypeSize(varNode->getVariableType()) * varNode->getArraySize();
if (isUnsigned(varNode->getVariableType()))
this->addPatternData(new PatternDataUnsigned(offset, size, varNode->getVariableName()));
else if (isSigned(varNode->getVariableType())) {
if (getTypeSize(varNode->getVariableType()) == 1 && varNode->getArraySize() == 1)
this->addPatternData(new PatternDataCharacter(offset, size, varNode->getVariableName()));
else if (getTypeSize(varNode->getVariableType()) == 1 && varNode->getArraySize() > 1)
this->addPatternData(new PatternDataString(offset, size, varNode->getVariableName()));
else
this->addPatternData(new PatternDataSigned(offset, size, varNode->getVariableName()));
}
else if (isFloatingPoint(varNode->getVariableType()))
this->addPatternData(new PatternDataFloat(offset, size, varNode->getVariableName()));
} else {
for (auto &structNode : findNodes<lang::ASTNodeStruct>(lang::ASTNode::Type::Struct, ast)) {
if (varNode->getCustomVariableTypeName() == structNode->getName()) {
for (u32 i = 0; i < varNode->getArraySize(); i++) {
std::string name = varNode->getVariableName();
if (varNode->getArraySize() > 1)
name += "[" + std::to_string(varNode->getArraySize()) + "]";
if (size_t size = this->highlightStruct(ast, structNode, offset, name); size == -1)
this->clearPatternData();
else
offset += size;
}
}
}
for (auto &enumNode : findNodes<lang::ASTNodeEnum>(lang::ASTNode::Type::Enum, ast)) {
if (varNode->getCustomVariableTypeName() == enumNode->getName()) {
for (u32 i = 0; i < varNode->getArraySize(); i++) {
std::string name = varNode->getVariableName();
if (varNode->getArraySize() > 1)
name += "[" + std::to_string(varNode->getArraySize()) + "]";
if (size_t size = this->highlightEnum(ast, enumNode, offset, name); size == -1)
this->clearPatternData();
else
offset += size;
}
}
}
for (auto &usingNode : findNodes<lang::ASTNodeTypeDecl>(lang::ASTNode::Type::TypeDecl, ast)) {
if (varNode->getCustomVariableTypeName() == usingNode->getTypeName()) {
for (u32 i = 0; i < varNode->getArraySize(); i++) {
std::string name = varNode->getVariableName();
if (varNode->getArraySize() > 1)
name += "[" + std::to_string(varNode->getArraySize()) + "]";
if (size_t size = this->highlightUsingDecls(ast, usingNode, varNode, offset, name); size == -1)
this->clearPatternData();
else
offset += size;
}
}
}
}
auto [evaluateResult, patternData] = evaluator.evaluate(ast);
if (evaluateResult.failed()) {
return;
}
this->m_patternData = patternData;
for(auto &node : ast) delete node;
this->postEvent(Events::PatternChanged);
}
s32 ViewPattern::highlightUsingDecls(std::vector<lang::ASTNode*> &ast, lang::ASTNodeTypeDecl* currTypeDeclNode, lang::ASTNodeVariableDecl* currVarDecl, u64 offset, std::string name) {
u64 startOffset = offset;
if (currTypeDeclNode->getAssignedType() != lang::Token::TypeToken::Type::CustomType) {
size_t size = (static_cast<u32>(currTypeDeclNode->getAssignedType()) >> 4);
if (isUnsigned(currTypeDeclNode->getAssignedType()))
this->addPatternData(new PatternDataUnsigned(offset, size, name));
else if (isSigned(currTypeDeclNode->getAssignedType()))
this->addPatternData(new PatternDataSigned(offset, size, name));
else if (isFloatingPoint(currTypeDeclNode->getAssignedType()))
this->addPatternData(new PatternDataFloat(offset, size, name));
offset += size;
} else {
bool foundType = false;
for (auto &structNode : findNodes<lang::ASTNodeStruct>(lang::ASTNode::Type::Struct, ast)) {
if (structNode->getName() == currTypeDeclNode->getAssignedCustomTypeName()) {
for (size_t i = 0; i < currVarDecl->getArraySize(); i++) {
size_t size = this->highlightStruct(ast, structNode, offset, name);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
for (auto &enumNode : findNodes<lang::ASTNodeEnum>(lang::ASTNode::Type::Enum, ast)) {
if (enumNode->getName() == currTypeDeclNode->getAssignedCustomTypeName()) {
for (size_t i = 0; i < currVarDecl->getArraySize(); i++) {
size_t size = this->highlightEnum(ast, enumNode, offset, name);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
for (auto &typeDeclNode : findNodes<lang::ASTNodeTypeDecl>(lang::ASTNode::Type::TypeDecl, ast)) {
if (typeDeclNode->getTypeName() == currTypeDeclNode->getAssignedCustomTypeName()) {
for (size_t i = 0; i < currVarDecl->getArraySize(); i++) {
size_t size = this->highlightUsingDecls(ast, typeDeclNode, currVarDecl, offset, name);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
if (!foundType)
return -1;
}
return offset - startOffset;
}
s32 ViewPattern::highlightStruct(std::vector<lang::ASTNode*> &ast, lang::ASTNodeStruct* currStructNode, u64 offset, std::string name) {
u64 startOffset = offset;
for (auto &node : currStructNode->getNodes()) {
auto varNode = static_cast<lang::ASTNodeVariableDecl*>(node);
if (varNode->getVariableType() != lang::Token::TypeToken::Type::CustomType) {
size_t size = (static_cast<u32>(varNode->getVariableType()) >> 4);
for (size_t i = 0; i < varNode->getArraySize(); i++) {
std::string memberName = name + "." + varNode->getVariableName();
if (varNode->getArraySize() > 1)
memberName += "[" + std::to_string(i) + "]";
if (isUnsigned(varNode->getVariableType()))
this->addPatternData(new PatternDataUnsigned(offset, size, memberName));
else if (isSigned(varNode->getVariableType())) {
if (getTypeSize(varNode->getVariableType()) == 1 && varNode->getArraySize() == 1)
this->addPatternData(new PatternDataCharacter(offset, size, memberName));
else if (getTypeSize(varNode->getVariableType()) == 1 && varNode->getArraySize() > 1) {
this->addPatternData(new PatternDataString(offset, size * varNode->getArraySize(), name + "." + varNode->getVariableName()));
offset += size * varNode->getArraySize();
break;
}
else
this->addPatternData(new PatternDataSigned(offset, size, memberName));
}
else if (isFloatingPoint(varNode->getVariableType()))
this->addPatternData(new PatternDataFloat(offset, size, memberName));
offset += size;
}
} else {
bool foundType = false;
for (auto &structNode : findNodes<lang::ASTNodeStruct>(lang::ASTNode::Type::Struct, ast)) {
if (structNode->getName() == varNode->getCustomVariableTypeName()) {
for (size_t i = 0; i < varNode->getArraySize(); i++) {
std::string memberName = name + "." + varNode->getVariableName();
if (varNode->getArraySize() > 1)
memberName += "[" + std::to_string(i) + "]";
size_t size = this->highlightStruct(ast, structNode, offset, memberName);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
for (auto &enumNode : findNodes<lang::ASTNodeEnum>(lang::ASTNode::Type::Enum, ast)) {
if (enumNode->getName() == varNode->getCustomVariableTypeName()) {
for (size_t i = 0; i < varNode->getArraySize(); i++) {
std::string memberName = name + "." + varNode->getVariableName();
if (varNode->getArraySize() > 1)
memberName += "[" + std::to_string(i) + "]";
size_t size = this->highlightEnum(ast, enumNode, offset, memberName);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
for (auto &typeDeclNode : findNodes<lang::ASTNodeTypeDecl>(lang::ASTNode::Type::TypeDecl, ast)) {
if (typeDeclNode->getTypeName() == varNode->getCustomVariableTypeName()) {
for (size_t i = 0; i < varNode->getArraySize(); i++) {
std::string memberName = name + "." + varNode->getVariableName();
if (varNode->getArraySize() > 1)
memberName += "[" + std::to_string(i) + "]";
size_t size = this->highlightUsingDecls(ast, typeDeclNode, varNode, offset, memberName);
if (size == -1)
return -1;
offset += size;
}
foundType = true;
break;
}
}
if (!foundType)
return -1;
}
}
return offset - startOffset;
}
s32 ViewPattern::highlightEnum(std::vector<lang::ASTNode*> &ast, lang::ASTNodeEnum* currEnumNode, u64 offset, std::string name) {
if (!isUnsigned(currEnumNode->getUnderlyingType()))
return -1;
s32 size = static_cast<u32>(currEnumNode->getUnderlyingType()) >> 4;
if (size > 8)
return -1;
this->addPatternData(new PatternDataEnum(offset, size, name, currEnumNode->getName(), currEnumNode->getValues()));
return size;
}
}