31 lines
563 B
C
31 lines
563 B
C
#ifndef LEXER_H
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#define LEXER_H
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#include "libft.h"
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#include "errors.h"
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#include <stdbool.h>
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typedef enum
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{
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TOKEN_VARIABLE, // x, y, etc.
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TOKEN_NUMBER, // int or double -> all converted into double
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TOKEN_POWER, // ^ or **
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TOKEN_SIGN, // + or -
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TOKEN_FACTOR, // * or /
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TOKEN_EQUAL, // =
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TOKEN_END // null (end of input)
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} token_type;
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typedef struct
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{
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token_type type;
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union
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{
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char value_char;
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double value_double;
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};
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} token;
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int lexerize(const char *input, token *tokens);
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#endif |