50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
//
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// Created by Bobby Lucero on 5/23/23.
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//
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#include "../headers/ASTPrinter.h"
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sptr(Object) ASTPrinter::visitBinaryExpr(sptr(BinaryExpr) expression){
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std::cout << expression->left << std::endl;
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return parenthesize(expression->oper.lexeme, std::vector<sptr(Expr)>{expression->left, expression->right});
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}
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sptr(Object) ASTPrinter::visitGroupingExpr(sptr(GroupingExpr) expression){
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return parenthesize("group", std::vector<sptr(Expr)>{expression->expression});
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}
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sptr(Object) ASTPrinter::visitLiteralExpr(sptr(LiteralExpr) expression){
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return msptr(String)(expression->value);
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}
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sptr(Object) ASTPrinter::visitUnaryExpr(sptr(UnaryExpr) expression){
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return parenthesize(expression->oper.lexeme, std::vector<sptr(Expr)>{expression->right});
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}
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sptr(Object) ASTPrinter::print(sptr(Expr) expr) {
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return expr->accept(this);
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}
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sptr(Object) ASTPrinter::parenthesize(std::string name, std::vector<sptr(Expr)> exprs) {
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std::string builder;
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builder += "(" + name;
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for(const sptr(Expr)& expr : exprs)
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{
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builder += " ";
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builder += std::dynamic_pointer_cast<String>(expr->accept(this))->value;
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}
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builder += ")";
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return msptr(String)(builder);
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}
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sptr(Object) ASTPrinter::visitAssignExpr(std::shared_ptr<AssignExpr> expr) {
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return std::shared_ptr<String>();
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}
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sptr(Object) ASTPrinter::visitVariableExpr(std::shared_ptr<VarExpr> expr) {
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return std::shared_ptr<String>();
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}
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