Make a Lisp
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/*
* Copyright (C) 2023 Riyyi
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <cstddef> // size_t
#include <vector>
#include "ast.h"
#include "lexer.h"
namespace blaze {
// Parsing -> creates AST
class Reader {
public:
Reader(std::vector<Token>&& tokens) noexcept;
virtual ~Reader();
void read();
void dump();
ASTNode* node() { return m_node; }
private:
bool isEOF() const;
Token peek() const;
Token consume();
bool consumeSpecific(Token token);
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void ignore();
ASTNode* readImpl();
ASTNode* readList();
ASTNode* readString();
ASTNode* readValue();
void dumpImpl(ASTNode* node);
size_t m_index { 0 };
size_t m_indentation { 0 };
std::vector<Token> m_tokens;
char m_error_character { 0 };
bool m_invalid_syntax { false };
bool m_is_unbalanced { false };
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ASTNode* m_node { nullptr };
};
} // namespace blaze