//
// Created by lenfrex on 2023/4/13.
//

#ifndef LEXER_CPP_TOKEN_H
#define LEXER_CPP_TOKEN_H

#include <string>

#define KEYWORD_SIZE 17

const std::string keywords[KEYWORD_SIZE] = {
        "begin", "end", "call", "const", "do", "length", "if", "odd",
        "procedure", "read", "then", "var", "while", "write",

        "Number", "Name", "HeTaiyu",
};

const std::string TokenTypeName[] = {
    "运算符",
    "标识符",
    "常数",
    "关键字",
    "界符",
    "未知"
};

typedef enum TokenType {
    // 运算符
    OPERATOR,

    // 标识符
    IDENTIFIER,

    // 常数
    CONSTANTS,

    // 保留字
    KEYWORD,

    // 界符
    DELIMITER,

    // 未知
    UNKNOWN
} TokenType;

typedef struct Location {
    int line;
    int start;
    int length;
} Location;

class Token {
private:
    Location location{};

    TokenType type = UNKNOWN;
    std::string content;

public:
    [[nodiscard]] const Location &getLocation() const;

    void setLocation(const Location &loc);

    [[nodiscard]] TokenType getType() const;

    void setType(TokenType typ);

    [[nodiscard]] const std::string &getContent() const;

    void setContent(const std::string &cont);
};

#endif //LEXER_CPP_TOKEN_H