ast.cpp

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//
// Created by XIaokang00010 on 2023/1/24.
//
 
#include "ast.hpp"
 
namespace yoi {
    lexer::token &basicLiterals::get() {
        return node;
    }
 
    lexer::token &identifier::get() {
        return node;
    }
 
    identifier &identifierWithTypeSpec::getId() const {
        return *id;
    }
 
    typeSpec &identifierWithTypeSpec::getSpec() const {
        return *spec;
    }
 
    identifier &defTemplateArgSpec::getId() const {
        return *id;
    }
    vec<defTemplateArgSpec *> &defTemplateArg::get() {
        return spec;
    }
 
    typeSpec &templateArgSpec::get() const {
        return *spec;
    }
 
    vec<templateArgSpec *> &templateArg::get() {
        return spec;
    }
 
    vec<rExpr *> &invocationArguments::get() {
        return arg;
    }
 
    vec<identifierWithTypeSpec *> &definitionArguments::get() {
        return spec;
    }
 
    unnamedDefinitionArguments &funcTypeSpec::getArgs() const {
        return *args;
    }
 
    typeSpec &funcTypeSpec::getResultType() const {
        return *resultType;
    }
 
    externModuleAccessExpression &typeSpec::getMemberExpr() const {
        return *member;
    }
 
    funcTypeSpec &typeSpec::getTypeSpec() const {
        return *func;
    }
 
    rExpr &subscript::getExpr() const {
        return *expr;
    }
 
    identifier &identifierWithTemplateArg::getId() const {
        return *id;
    }
 
    templateArg &identifierWithTemplateArg::getArg() const {
        return *arg;
    }
 
    bool identifierWithTemplateArg::hasTemplateArg() const {
        return arg;
    }
 
    identifier &identifierWithDefTemplateArg::getId() const {
        return *id;
    }
 
    defTemplateArg &identifierWithDefTemplateArg::getArg() const {
        return *arg;
    }
 
    bool identifierWithDefTemplateArg::hasDefTemplateArg() const {
        return arg;
    }
 
    bool subscriptExpr::isIdentifier() const {
        return id;
    }
 
    vec<subscriptExpr *> &memberExpr::getTerms() {
        return terms;
    }
 
    memberExpr &primary::getMemberExpr() const {
        return *member;
    }
 
    basicLiterals &primary::getLiterals() const {
        return *literals;
    }
 
    rExpr &primary::getExpr() const {
        return *expr;
    }
 
    lexer::token &uniqueExpr::getOp() {
        return op;
    }
 
    abstractExpr &uniqueExpr::getLhs() const {
        return *lhs;
    }
 
    uniqueExpr::operator bool() const {
        return op.kind != lexer::token::tokenKind::unknown;
    }
 
    lexer::token &leftExpr::getOp() {
        return op;
    }
 
    uniqueExpr &leftExpr::getLhs() const {
        return *lhs;
    }
 
    rExpr &leftExpr::getRhs() const {
        return *rhs;
    }
 
    bool leftExpr::hasRhs() const {
        return rhs != nullptr;
    }
 
    vec<leftExpr *> &mulExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &mulExpr::getOp() {
        return ops;
    }
 
    mulExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<mulExpr *> &addExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &addExpr::getOp() {
        return ops;
    }
 
    addExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<addExpr *> &shiftExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &shiftExpr::getOp() {
        return ops;
    }
 
    shiftExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<shiftExpr *> &relationalExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &relationalExpr::getOp() {
        return ops;
    }
 
    relationalExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<relationalExpr *> &equalityExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &equalityExpr::getOp() {
        return ops;
    }
 
    equalityExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<equalityExpr *> &andExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &andExpr::getOp() {
        return ops;
    }
 
    andExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<andExpr *> &exclusiveExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &exclusiveExpr::getOp() {
        return ops;
    }
 
    exclusiveExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<exclusiveExpr *> &inclusiveExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &inclusiveExpr::getOp() {
        return ops;
    }
 
    inclusiveExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<inclusiveExpr *> &logicalAndExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &logicalAndExpr::getOp() {
        return ops;
    }
 
    logicalAndExpr::operator bool() const {
        return !ops.empty();
    }
 
    vec<logicalAndExpr *> &logicalOrExpr::getTerms() {
        return terms;
    }
 
    vec<lexer::token> &logicalOrExpr::getOp() {
        return ops;
    }
 
    logicalOrExpr::operator bool() const {
        return !ops.empty();
    }
 
    logicalOrExpr &rExpr::getExpr() const {
        return *expr;
    }
 
    identifier &useStmt::getName() {
        return *name;
    }
 
    lexer::token &useStmt::getPath() {
        return path;
    }
 
    identifierWithDefTemplateArg &funcDefStmt::getId() {
        return *id;
    }
 
    definitionArguments &funcDefStmt::getArgs() {
        return *args;
    }
 
    typeSpec &funcDefStmt::getResultType() {
        return *resultType;
    }
 
    codeBlock &funcDefStmt::getBlock() {
        return *block;
    }
 
    identifierWithTypeSpec &interfaceDefInnerPair::getVar() {
        return *var;
    }
 
    bool interfaceDefInnerPair::isMethod() {
        return !var;
    }
 
    innerMethodDecl &interfaceDefInnerPair::getMethod() {
        return *method;
    }
 
    vec<interfaceDefInnerPair *> &interfaceDefInner::getInner() {
        return inner;
    }
 
    identifierWithDefTemplateArg &interfaceDefStmt::getId() {
        return *id;
    }
 
    interfaceDefInner &interfaceDefStmt::getInner() {
        return *inner;
    }
 
    identifierWithTypeSpec &structDefInnerPair::getVar() {
        return *var;
    }
 
    constructorDecl &structDefInnerPair::getConstructor() {
        return *con;
    }
 
    innerMethodDecl &structDefInnerPair::getMethod() {
        return *method;
    }
 
    vec<structDefInnerPair *> &structDefInner::getInner() {
        return inner;
    }
 
    identifierWithDefTemplateArg &structDefStmt::getId() {
        return *id;
    }
 
    structDefInner &structDefStmt::getInner() {
        return *inner;
    }
 
    identifier &dataStructDefStmt::getId() {
        return *id;
    }
 
    structDefInner &dataStructDefStmt::getInner() {
        return *inner;
    }
 
    constructorDef &implInnerPair::getConstructor() {
        return *con;
    }
 
    innerMethodDef &implInnerPair::getMethod() {
        return *met;
    }
 
    bool implInnerPair::isConstructor() const {
        return con;
    }
 
    vec<implInnerPair *> &implInner::getInner() {
        return inner;
    }
 
    externModuleAccessExpression &implStmt::getInterfaceId() {
        return *interfaceName;
    }
 
    externModuleAccessExpression &implStmt::getStructId() {
        return *structName;
    }
 
    bool implStmt::isImplForStmt() {
        return interfaceName;
    }
 
    implInner &implStmt::getInner() {
        return *inner;
    }
 
    letAssignmentPairLHS &letAssignmentPair::getLhs() {
        return *lhs;
    }
 
    rExpr &letAssignmentPair::getRhs() {
        return *rhs;
    }
 
    vec<letAssignmentPair *> &letStmt::getTerms() {
        return terms;
    }
 
    globalStmt::vKind &globalStmt::getKind() {
        return kind;
    }
 
    globalStmt::vValue &globalStmt::getValue() {
        return value;
    }
 
    rExpr &ifStmt::ifBlock::getCond() {
        return *cond;
    }
 
    codeBlock &ifStmt::ifBlock::getBlock() {
        return *block;
    }
 
    ifStmt::ifBlock &ifStmt::getIfBlock() {
        return ifB;
    }
 
    vec<ifStmt::ifBlock> &ifStmt::getElifBlock() {
        return elifB;
    }
 
    codeBlock &ifStmt::getElseBlock() {
        return *elseB;
    }
 
    bool ifStmt::hasElseBlock() const {
        return elseB;
    }
 
    rExpr &whileStmt::getCond() {
        return *cond;
    }
 
    codeBlock &whileStmt::getBlock() {
        return *block;
    }
 
    inCodeBlockStmt &forStmt::getInitStmt() {
        return *initStmt;
    }
 
    rExpr &forStmt::getCond() {
        return *cond;
    }
 
    inCodeBlockStmt &forStmt::getAfterStmt() {
        return *afterStmt;
    }
 
    codeBlock &forStmt::getBlock() {
        return *block;
    }
 
    identifier &forEachStmt::getVar() {
        return *var;
    }
 
    rExpr &forEachStmt::getContainer() {
        return *container;
    }
 
    codeBlock &forEachStmt::getBlock() {
        return *block;
    }
 
    rExpr &returnStmt::getValue() {
        return *value;
    }
 
    bool returnStmt::hasValue() const {
        return value;
    }
 
    inCodeBlockStmt::vKind &inCodeBlockStmt::getKind() {
        return kind;
    }
 
    inCodeBlockStmt::vValue &inCodeBlockStmt::getValue() {
        return value;
    }
 
    vec<inCodeBlockStmt *> &codeBlock::getStmts() {
        return stmts;
    }
 
    void finalizeAST(funcTypeSpec *ptr) {
        finalizeAST(ptr->args);
        finalizeAST(ptr->resultType);
        delete ptr;
    }
 
    void finalizeAST(definitionArguments *ptr) {
        for (auto &i : ptr->get())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(invocationArguments *ptr) {
        for (auto &i : ptr->get())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(templateArg *ptr) {
        for (auto &i : ptr->get())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(templateArgSpec *ptr) {
        finalizeAST(ptr->spec);
        delete ptr;
    }
 
    void finalizeAST(defTemplateArg *ptr) {
        for (auto &i : ptr->get())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(defTemplateArgSpec *ptr) {
        finalizeAST(ptr->id);
        if (ptr->satisfyCondition)
            finalizeAST(ptr->satisfyCondition);
        delete ptr;
    }
 
    void finalizeAST(identifierWithTypeSpec *ptr) {
        finalizeAST(ptr->id);
        finalizeAST(ptr->spec);
        delete ptr;
    }
 
    void finalizeAST(typeSpec *ptr) {
        switch (ptr->kind) {
            case typeSpec::typeSpecKind::Member:
                finalizeAST(ptr->member);
                break;
            case typeSpec::typeSpecKind::Func:
                finalizeAST(ptr->func);
                break;
            case typeSpec::typeSpecKind::DecltypeExpr:
                finalizeAST(ptr->decltypeExpression);
                break;
            case typeSpec::typeSpecKind::Null:
            case typeSpec::typeSpecKind::Elipsis:
                break;
        }
        
        delete ptr->arraySubscript;
        delete ptr;
    }
 
    void finalizeAST(identifier *ptr) {
        delete ptr;
    }
 
    void finalizeAST(basicLiterals *ptr) {
        delete ptr;
    }
 
    void finalizeAST(identifierWithDefTemplateArg *ptr) {
        finalizeAST(ptr->id);
        if (ptr->hasDefTemplateArg())
            finalizeAST(ptr->arg);
        delete ptr;
    }
 
    void finalizeAST(identifierWithTemplateArg *ptr) {
        finalizeAST(ptr->id);
        if (ptr->hasTemplateArg())
            finalizeAST(ptr->arg);
        delete ptr;
    }
 
    void finalizeAST(subscriptExpr *ptr) {
        finalizeAST(ptr->id);
        for (auto &i : ptr->subscriptVal)
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(memberExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
    }
 
    void finalizeAST(primary *ptr) {
        switch (ptr->kind) {
            case primary::primaryKind::memberExpr:
                finalizeAST(ptr->member);
                break;
            case primary::primaryKind::basicLiterals:
                finalizeAST(ptr->literals);
                break;
            case primary::primaryKind::rExpr:
                finalizeAST(ptr->expr);
                break;
            case primary::primaryKind::typeIdExpression:
                finalizeAST(ptr->typeId);
                break;
            case primary::primaryKind::dynCastExpression:
                finalizeAST(ptr->dynCast);
                break;
            case primary::primaryKind::newExpression:
                finalizeAST(ptr->newExpr);
                break;
            case primary::primaryKind::lambdaExpr:
                finalizeAST(ptr->lambda);
                break;
            case primary::primaryKind::funcExpr:
                finalizeAST(ptr->func);
                break;
            case primary::primaryKind::bracedInitalizerList:
                finalizeAST(ptr->bracedInitalizer);
                break;
        }
        delete ptr;
    }
 
    void finalizeAST(uniqueExpr *ptr) {
        finalizeAST(ptr->lhs);
        delete ptr;
    }
 
    void finalizeAST(mulExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(addExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(shiftExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(relationalExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(equalityExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(andExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(exclusiveExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(inclusiveExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(logicalAndExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(logicalOrExpr *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(rExpr *ptr) {
        finalizeAST(ptr->expr);
        delete ptr;
    }
 
    void finalizeAST(codeBlock *ptr) {
        for (auto &i : ptr->getStmts())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(useStmt *ptr) {
        finalizeAST(ptr->name);
        delete ptr;
    }
 
    void finalizeAST(funcDefStmt *ptr) {
        finalizeAST(ptr->id);
        finalizeAST(ptr->resultType);
        finalizeAST(ptr->args);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(interfaceDefInner *ptr) {
        for (auto &i : ptr->getInner())
            finalizeAST(i);
 
        delete ptr;
    }
 
    void finalizeAST(interfaceDefInnerPair *ptr) {
        if (ptr->isMethod()) {
            finalizeAST(ptr->method);
        } else {
            finalizeAST(ptr->var);
        }
        delete ptr;
    }
 
    void finalizeAST(interfaceDefStmt *ptr) {
        finalizeAST(ptr->id);
        finalizeAST(ptr->inner);
        delete ptr;
    }
 
    void finalizeAST(structDefInnerPair *ptr) {
        switch (ptr->kind) {
            case 0:
                finalizeAST(ptr->var);
                break;
            case 1:
                finalizeAST(ptr->con);
                break;
            case 2:
                finalizeAST(ptr->method);
                break;
            case 3:
                finalizeAST(ptr->finalizer);
                break;
        }
        delete ptr;
    }
 
    void finalizeAST(structDefInner *ptr) {
        for (auto &i : ptr->getInner())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(structDefStmt *ptr) {
        finalizeAST(ptr->id);
        finalizeAST(ptr->inner);
        delete ptr;
    }
 
    void finalizeAST(dataStructDefStmt *ptr) {
        finalizeAST(ptr->id);
        finalizeAST(ptr->inner);
        delete ptr;
    }
 
    void finalizeAST(implInnerPair *ptr) {
        if (!ptr) return;
        if (ptr->isConstructor()) {
            finalizeAST(ptr->con);
        } else if (ptr->isFinalizer()) {
            finalizeAST(ptr->finalizer);
        } else if (ptr->met) {
            finalizeAST(ptr->met);
        }
        delete ptr;
    }
 
    void finalizeAST(implInner *ptr) {
        if (!ptr) return;
        for (auto &i : ptr->getInner())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(implStmt *ptr) {
        if (!ptr) return;
        if (ptr->isImplForStmt())
            finalizeAST(ptr->interfaceName);
        if (ptr->structName)
            finalizeAST(ptr->structName);
        if (ptr->inner)
            finalizeAST(ptr->inner);
        delete ptr;
    }
 
    void finalizeAST(letAssignmentPair *ptr) {
        finalizeAST(ptr->lhs);
        finalizeAST(ptr->rhs);
        delete ptr;
    }
 
    void finalizeAST(letStmt *ptr) {
        for (auto &i : ptr->getTerms())
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(globalStmt *ptr) {
        if (ptr->marco)
            delete ptr->marco;
        switch (ptr->kind) {
            case globalStmt::vKind::useStmt:
                finalizeAST(ptr->value.useStmtVal);
                break;
            case globalStmt::vKind::interfaceDefStmt:
                finalizeAST(ptr->value.interfaceDefStmtVal);
                break;
            case globalStmt::vKind::structDefStmt:
                finalizeAST(ptr->value.structDefStmtVal);
                break;
            case globalStmt::vKind::dataStructDefStmt:
                finalizeAST(ptr->value.dataStructDefStmtVal);
                break;
            case globalStmt::vKind::implStmt:
                finalizeAST(ptr->value.implStmtVal);
                break;
            case globalStmt::vKind::letStmt:
                finalizeAST(ptr->value.letStmtVal);
                break;
            case globalStmt::vKind::importDecl:
                finalizeAST(ptr->value.importDeclVal);
                break;
            case globalStmt::vKind::exportDecl:
                finalizeAST(ptr->value.exportDeclVal);
                break;
            case globalStmt::vKind::funcDefStmt:
                finalizeAST(ptr->value.funcDefStmtVal);
                break;
            case globalStmt::vKind::typeAliasStmt:
                finalizeAST(ptr->value.typeAliasStmtVal);
                break;
            case globalStmt::vKind::enumerationDef:
                finalizeAST(ptr->value.enumerationDefVal);
                break;
            case globalStmt::vKind::conceptDef:
                finalizeAST(ptr->value.conceptDefVal);
                break;
        }
        delete ptr;
    }
 
    void finalizeAST(ifStmt *ptr) {
        finalizeAST(ptr->ifB.cond);
        finalizeAST(ptr->ifB.block);
        for (auto &i : ptr->elifB) {
            finalizeAST(i.cond);
            finalizeAST(i.block);
        }
        if (ptr->elseB)
            finalizeAST(ptr->elseB);
        delete ptr;
    }
 
    void finalizeAST(whileStmt *ptr) {
        finalizeAST(ptr->cond);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(forStmt *ptr) {
        finalizeAST(ptr->initStmt);
        finalizeAST(ptr->cond);
        finalizeAST(ptr->afterStmt);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(forEachStmt *ptr) {
        finalizeAST(ptr->var);
        finalizeAST(ptr->container);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(returnStmt *ptr) {
        if (ptr->hasValue())
            finalizeAST(ptr->value);
        delete ptr;
    }
 
    void finalizeAST(continueStmt *ptr) {
        delete ptr;
    }
 
    void finalizeAST(breakStmt *ptr) {
        delete ptr;
    }
 
    void finalizeAST(inCodeBlockStmt *ptr) {
        if (ptr->marco)
            delete ptr->marco;
        switch (ptr->kind) {
            case inCodeBlockStmt::vKind::ifStmt:
                finalizeAST(ptr->value.ifStmtVal);
                break;
            case inCodeBlockStmt::vKind::whileStmt:
                finalizeAST(ptr->value.whileStmtVal);
                break;
            case inCodeBlockStmt::vKind::forEachStmt:
                finalizeAST(ptr->value.forStmtVal);
                break;
            case inCodeBlockStmt::vKind::returnStmt:
                finalizeAST(ptr->value.returnStmtVal);
                break;
            case inCodeBlockStmt::vKind::continueStmt:
                finalizeAST(ptr->value.continueStmtVal);
                break;
            case inCodeBlockStmt::vKind::breakStmt:
                finalizeAST(ptr->value.breakStmtVal);
                break;
            case inCodeBlockStmt::vKind::letStmt:
                finalizeAST(ptr->value.letStmtVal);
                break;
            case inCodeBlockStmt::vKind::codeBlock:
                finalizeAST(ptr->value.codeBlockVal);
                break;
            case inCodeBlockStmt::vKind::forStmt:
                finalizeAST(ptr->value.forStmtVal);
                break;
            case inCodeBlockStmt::vKind::yieldStmt:
                finalizeAST(ptr->value.yieldStmtVal);
                break;
            case inCodeBlockStmt::vKind::rExpr:
                finalizeAST(ptr->value.rExprVal);
                break;
            case inCodeBlockStmt::vKind::tryCatchStmt:
            case inCodeBlockStmt::vKind::throwStmt:
                break;
        }
        delete ptr;
    }
 
    void finalizeAST(innerMethodDecl *ptr) {
        finalizeAST(ptr->resultType);
        finalizeAST(ptr->name);
        finalizeAST(ptr->args);
        delete ptr;
    }
 
    void finalizeAST(innerMethodDef *ptr) {
        finalizeAST(ptr->args);
        finalizeAST(ptr->name);
        finalizeAST(ptr->resultType);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(constructorDecl *ptr) {
        finalizeAST(ptr->args);
        delete ptr;
    }
 
    void finalizeAST(constructorDef *ptr) {
        finalizeAST(ptr->args);
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    identifierWithDefTemplateArg &innerMethodDecl::getName() {
        return *name;
    }
 
    definitionArguments &innerMethodDecl::getArgs() {
        return *args;
    }
 
    typeSpec &innerMethodDecl::getResultType() {
        return *resultType;
    }
 
    identifierWithTemplateArg &innerMethodDef::getName() {
        return *name;
    }
 
    definitionArguments &innerMethodDef::getArgs() {
        return *args;
    }
 
    typeSpec &innerMethodDef::getResultType() {
        return *resultType;
    }
 
    codeBlock &innerMethodDef::getBlock() {
        return *block;
    }
 
    definitionArguments &constructorDecl::getArgs() {
        return *args;
    }
 
    definitionArguments &constructorDef::getArgs() {
        return *args;
    }
 
    codeBlock &constructorDef::getBlock() {
        return *block;
    }
 
    vec<globalStmt *> &hoshiModule::getStmts() {
        return stmts;
    }
 
    vec<identifierWithTemplateArg *> &externModuleAccessExpression::getTerms() {
        return terms;
    }
 
    bool externModuleAccessExpression::isIdentifier() const {
        return terms.size() == 1;
    }
 
    void finalizeAST(externModuleAccessExpression *ptr) {
        for (auto &term : ptr->getTerms()) {
            finalizeAST(term);
        }
        delete ptr;
    }
 
    void finalizeAST(hoshiModule *ptr) {
        for (auto stmt : ptr->getStmts()) {
            finalizeAST(stmt);
        }
        delete ptr;
    }
 
    void finalizeAST(leftExpr *ptr) {
        if (ptr->hasRhs()) {
            finalizeAST(ptr->rhs);
        }
        finalizeAST(ptr->lhs);
        delete ptr;
    }
 
    std::tuple<yoi::indexT, yoi::indexT> AST::getLocation() {
        return {token.line, token.col};
    }
 
    AST::AST() : token() {}
 
    AST::AST(lexer::token token) : token(std::move(token)) {}
 
    yoi::indexT AST::getColumn() {
        return token.col;
    }
 
    yoi::indexT AST::getLine() {
        return token.line;
    }
 
    void finalizeAST(exportDecl *ptr) {
        if (ptr->from) {
            finalizeAST(ptr->from);
        }
        if (ptr->as) {
            finalizeAST(ptr->as);
        }
        delete ptr;
    }
 
    void finalizeAST(importDecl *ptr) {
        if (ptr->inner) {
            finalizeAST(ptr->inner);
        }
        delete ptr;
    }
 
    void finalizeAST(subscript *ptr) {
        if (ptr->isSubscript()) {
            finalizeAST(ptr->expr);
        } else if (ptr->isInvocation()) {
            finalizeAST(ptr->args);
        }
        delete ptr;
    }
 
    bool subscript::isSubscript() const {
        return expr;
    }
 
    bool subscript::isInvocation() const {
        return args;
    }
 
    vec<subscript *> &subscriptExpr::getSubscript() {
        return subscriptVal;
    }
 
    yoi::lexer::token &AST::getToken() {
        return token;
    }
 
    void finalizeAST(tryCatchStmt *ptr) {
        if (ptr->tryBlock) {
            finalizeAST(ptr->tryBlock);
        }
        for (auto catchParam : ptr->catchParams) {
            if (catchParam)
                finalizeAST(catchParam);
        }
        if (ptr->finallyBlock) {
            finalizeAST(ptr->finallyBlock);
        }
        delete ptr;
    }
 
    void finalizeAST(catchParam *ptr) {
        if (ptr->type) {
            finalizeAST(ptr->type);
        }
        if (ptr->name) {
            finalizeAST(ptr->name);
        }
        if (ptr->block) {
            finalizeAST(ptr->block);
        }
        delete ptr;
    }
 
    void finalizeAST(throwStmt *ptr) {
        finalizeAST(ptr->expr);
        delete ptr;
    }
 
    void finalizeAST(dynCastExpression *ptr) {
        finalizeAST(ptr->expr);
        finalizeAST(ptr->type);
        delete ptr;
    }
 
    void finalizeAST(typeIdExpression *ptr) {
        if (ptr->expr)
            finalizeAST(ptr->expr);
        if (ptr->type)
            finalizeAST(ptr->type);
        delete ptr;
    }
 
    void finalizeAST(newExpression *ptr) {
        finalizeAST(ptr->type);
        finalizeAST(ptr->args);
        delete ptr;
    }
 
    primary &abstractExpr::getLhs() const {
        return *lhs;
    }
    lexer::token &abstractExpr::getOp() {
        return op;
    }
    externModuleAccessExpression &abstractExpr::getRhs() const {
        return *rhs;
    }
    void finalizeAST(abstractExpr *ptr) {
        finalizeAST(ptr->lhs);
        if (ptr->rhs)
            finalizeAST(ptr->rhs);
        delete ptr;
    }
 
    void finalizeAST(lambdaExpr *ptr) {
        for (auto &i : ptr->captures) {
            finalizeAST(i);
        }
        finalizeAST(ptr->args);
        finalizeAST(ptr->block);
        finalizeAST(ptr->resultType);
        ptr->captures.clear();
        delete ptr;
    }
 
    void finalizeAST(unnamedDefinitionArguments *ptr) {
        for (auto &arg : ptr->types) {
            finalizeAST(arg);
        }
        delete ptr;
    }
 
    void finalizeAST(marcoDescriptor *ptr) {
        for (auto &i : ptr->pairs) {
            delete i;
        }
        delete ptr;
    }
 
    void finalizeAST(marcoPair *ptr) {
        delete ptr;
    }
 
    void finalizeAST(typeAliasStmt *ptr) {
        delete ptr->lhs;
        delete ptr->rhs;
    }
 
    codeBlock &finalizerDef::getBlock() {
        return *block;
    }
 
    finalizerDecl &structDefInnerPair::getFinalizer() {
        return *finalizer;
    }
 
    bool implInnerPair::isMethod() const {
        return !isConstructor() && !isFinalizer();
    }
 
    bool implInnerPair::isFinalizer() const {
        return finalizer;
    }
 
    finalizerDef &implInnerPair::getFinalizer() {
        return *finalizer;
    }
 
    void finalizeAST(finalizerDecl *ptr) {
        delete ptr;
    }
 
    void finalizeAST(finalizerDef *ptr) {
        finalizeAST(ptr->block);
        delete ptr;
    }
 
    void finalizeAST(funcExpr *ptr) {
        if (ptr->args)
            finalizeAST(ptr->args);
        
        finalizeAST(ptr->name);
        delete ptr;
    }
 
    void finalizeAST(letAssignmentPairLHS *ptr) {
        switch (ptr->kind) {
            case letAssignmentPairLHS::vKind::identifier:
                finalizeAST(ptr->id);
                break;
            case letAssignmentPairLHS::vKind::list:
                break;
        }
        delete ptr;
    }
    void finalizeAST(enumerationDefinition *ptr) {
        finalizeAST(ptr->name);
        for (auto &i : ptr->values)
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(enumerationPair *ptr) {
        finalizeAST(ptr->name);
        delete ptr;
    }
 
    void finalizeAST(bracedInitalizerList *ptr) {
        for (auto &expr : ptr->exprs)
            finalizeAST(expr);
        delete ptr;
    }
    
    void finalizeAST(yieldStmt *ptr) {
        if (ptr->expr) {
            finalizeAST(ptr->expr);
        }
        delete ptr;
    }
 
    void finalizeAST(decltypeExpr *ptr) {
        finalizeAST(ptr->expr);
        delete ptr;
    }
 
    void finalizeAST(conceptStmt *ptr) {
        switch (ptr->kind) {
            case conceptStmt::Kind::Expression: {
                finalizeAST(ptr->value.expression);
                break;
            }
            case conceptStmt::Kind::SatisfyStmt: {
                finalizeAST(ptr->value.satisfyStmt);
                break;
            }
        }
        delete ptr;
    }
 
    void finalizeAST(satisfyStmt *ptr) {
        finalizeAST(ptr->emae);
        delete ptr;
    }
 
    void finalizeAST(satisfyClause *ptr) {
        for (auto &i : ptr->emaes)
            finalizeAST(i);
        delete ptr;
    }
    
    void finalizeAST(conceptDefinition *ptr) {
        for (auto &i : ptr->conceptBlock)
            finalizeAST(i);
 
        for (auto &i : ptr->algebraParams)
            finalizeAST(i);
        delete ptr;
    }
 
    void finalizeAST(lambdaCapture *ptr) {
        delete ptr;
    }
} // namespace yoi