28 lines
666 B
C
28 lines
666 B
C
#ifndef __KF_PARSER_H__
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#define __KF_PARSER_H__
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#include "defs.h"
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#include "stack.h"
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struct Token {
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char *token;
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uint8_t length;
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};
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typedef enum _PARSE_RESULT_ : uint8_t {
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PARSE_OK = 0,
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PARSE_EOB = 1, // end of buffer
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PARSE_LEN = 2, // token is too long
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PARSE_FAIL = 3 // catch-all error
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} PARSE_RESULT;
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bool match_token(const char *, const size_t, const char *, const size_t);
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PARSE_RESULT parse_next(const char *, const size_t, size_t *, struct Token *);
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// TODO(kyle): investigate a better return value, e.g. to differentiate between
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// stack failures and parse failures.
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bool parse_num(struct Token *, Stack<KF_INT> &);
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#endif // __KF_PARSER_H__
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