#ifndef _AST_BLOCK_H_
#define _AST_BLOCK_H_

#include "ctx.h"

#define BLOCK_TERMINATOR_MAX 8

struct block_parser_state {
	struct parser_state s_base;
	bool s_single_expr;

	/* the block will be terminated when any token in this list
	 * is encountered. the token that terminated the block will
	 * not be consumed. */
	unsigned short s_terminators[BLOCK_TERMINATOR_MAX];
	unsigned short s_nr_terminators;
};

extern void block_add_terminator(
	struct block_parser_state *state, unsigned short tok);
extern void block_copy_terminators(
	const struct block_parser_state *src, struct block_parser_state *dest);
extern bool block_terminates_at_token(
	struct block_parser_state *state, unsigned short tok);

#endif