token.h

#ifndef TOKEN_H
#define TOKEN_H

typedef enum {
    // Keywords
    TOKEN_INT,
    TOKEN_FLOAT,
    TOKEN_IF,
    TOKEN_ELSE,
    TOKEN_WHILE,
    TOKEN_RETURN,
    // Identifiers and literals
    TOKEN_IDENTIFIER,
    TOKEN_INTEGER_LITERAL,
    TOKEN_FLOAT_LITERAL,
    // Operators
    TOKEN_PLUS,
    TOKEN_MINUS,
    TOKEN_ASTERISK,
    TOKEN_SLASH,
    TOKEN_ASSIGN,
    TOKEN_EQUAL_EQUAL,
    TOKEN_BANG,
    TOKEN_BANG_EQUAL,
    TOKEN_LESS,
    TOKEN_LESS_EQUAL,
    TOKEN_GREATER,
    TOKEN_GREATER_EQUAL,
    // Logical operators
    TOKEN_AND,
    TOKEN_OR,
    // Punctuation
    TOKEN_SEMICOLON,
    TOKEN_COMMA,
    TOKEN_LPAREN,
    TOKEN_RPAREN,
    TOKEN_LBRACE,
    TOKEN_RBRACE,
    // Special tokens
    TOKEN_EOF,
    TOKEN_ERROR
} TokenType;

typedef struct {
    TokenType type;
    const char *lexeme;
    int line;
    int column;
} Token;

#endif