src/print.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

// Copyright (c) 2024, Marvin Borner <dev@marvinborner.de>
// SPDX-License-Identifier: MIT

#include <stdio.h>

#include <print.h>
#include <log.h>

void print_bruijn(Term *term)
{
	switch (term->type) {
	case ABS:
		fprintf(stderr, "[");
		print_bruijn(term->u.abs.body);
		fprintf(stderr, "]");
		break;
	case APP:
		fprintf(stderr, "(");
		print_bruijn(term->u.app.lhs);
		fprintf(stderr, " ");
		print_bruijn(term->u.app.rhs);
		fprintf(stderr, ")");
		break;
	case IDX:
		fprintf(stderr, "%lu", term->u.index);
		break;
	default:
		fatal("invalid type %d\n", term->type);
	}
}