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// Copyright (c) 2023, Marvin Borner <dev@marvinborner.de>
// SPDX-License-Identifier: MIT
#ifndef CALM_PARSE_H
#define CALM_PARSE_H
#include <lib/hash.h>
typedef enum { INV, ABS, APP, VAR } term_type_t;
struct term {
term_type_t type;
hash_t hash;
size_t refs;
size_t depth;
union {
struct {
struct term *term;
} abs;
struct {
struct term *lhs;
struct term *rhs;
} app;
struct {
int index;
} var;
} u;
};
struct term_handle {
struct term *term;
hash_t hash;
};
struct term_handle parse_blc(char **term, size_t depth);
int parse_get_max_depth(void);
#endif
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