40 lines
747 B
C++
40 lines
747 B
C++
#ifndef LEXER_H
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#define LEXER_H
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#include <vector>
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#include <string>
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#include <utility>
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#include <cctype>
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#include <iostream>
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#include "Token.h"
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using namespace std;
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class Lexer
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{
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public:
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Lexer();
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virtual ~Lexer();
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void add_keyword(string word);
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void add_punctuation_char(char c);
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void add_operator(string oper);
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vector<Token> parse_line(string line);
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pair<string, Token> parse_token(string line);
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type_of_token guess_type(string value);
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protected:
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private:
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bool is_keyword(string value);
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bool is_punctuation(char c);
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bool is_operator(string value );
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vector<string> keywords;
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vector<char> punctuation;
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vector<string> operators;
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};
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#endif // LEXER_H
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