#ifndef LEXER_H
#define LEXER_H

typedef enum atom atom;
typedef struct lexeme lexeme;

enum atom {
	ATOM_LBRACK,
	ATOM_RBRACK,
	ATOM_SLASH,
	ATOM_PLUS,
	ATOM_MINUS,
	ATOM_ASTR,
	ATOM_PRCNT,
	ATOM_AMPR,
	ATOM_PIPE,
	ATOM_CARROT,
	ATOM_HASH,
	ATOM_COL,
	ATOM_SCOL,
	ATOM_SPACE,
	ATOM_USCORE,
	ATOM_EQUAL,
	ATOM_DOT,
	ATOM_QMARK,
	ATOM_BANG,
	ATOM_LT,
	ATOM_GT,
	ATOM_PERCENT,
	ATOM_COMMA,
	ATOM_BSLASH,
	ATOM_QUOTE,
	ATOM_SQUOTE,
	ATOM_TAB,
	ATOM_NLINE,
	ATOM_ALPHA,
	ATOM_NUM,
	ATOM_NONE,
	NUM_ATOMS
};

struct lexeme {
};

extern int lex(char *str, int dbg);
#endif