/*
 * fy-event.h - YAML parser private event definition
 *
 * Copyright (c) 2019 Pantelis Antoniou <pantelis.antoniou@konsulko.com>
 *
 * SPDX-License-Identifier: MIT
 */
#ifndef FY_EVENT_H
#define FY_EVENT_H

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdbool.h>

#include <libfyaml.h>

#include "fy-list.h"
#include "fy-typelist.h"

/* private event type */
FY_TYPE_FWD_DECL_LIST(eventp);
struct fy_eventp {
	struct list_head node;
	struct fy_event e;
};
FY_TYPE_DECL_LIST(eventp);

struct fy_eventp *fy_eventp_alloc(void);
void fy_eventp_free(struct fy_eventp *fyep);

/* called from internal emitter */
void fy_eventp_release(struct fy_eventp *fyep);

struct fy_eventp *fy_parse_eventp_alloc(struct fy_parser *fyp);
void fy_parse_eventp_recycle(struct fy_parser *fyp, struct fy_eventp *fyep);

struct fy_eventp *fy_emit_eventp_alloc(struct fy_emitter *fye);
void fy_emit_eventp_recycle(struct fy_emitter *emit, struct fy_eventp *fyep);

struct fy_eventp *fy_parse_eventp_clone(struct fy_parser *fyp, struct fy_eventp *fyep_src, bool strip_anchors);
struct fy_token *fy_event_get_and_clear_anchor_token(struct fy_event *fye);
const char *fy_event_get_anchor(struct fy_event *fye, size_t *anchor_lenp);

struct fy_eventp *
fy_eventp_vcreate_internal(struct fy_eventp_list *recycled_list, struct fy_diag *diag,
			   struct fy_document_state *fyds, enum fy_event_type type, va_list ap);

struct fy_token_list;

void fy_eventp_clean_rl(struct fy_token_list *fytl, struct fy_eventp *fyep);

/* convert to event dump string, string is malloc'ed */
char *fy_event_to_string(struct fy_event *fye);

struct fy_document_iterator;

struct fy_eventp *fy_document_iterator_eventp_alloc(struct fy_document_iterator *fydi);
void fy_document_iterator_eventp_recycle(struct fy_document_iterator *fydi, struct fy_eventp *fyep);
struct fy_event *fy_document_iterator_event_create(struct fy_document_iterator *document_iterator, enum fy_event_type type, ...);
struct fy_event *fy_document_iterator_event_vcreate(struct fy_document_iterator *document_iterator, enum fy_event_type type, va_list ap);
void fy_document_iterator_event_free(struct fy_document_iterator *document_iterator, struct fy_event *fye);

struct fy_generic_iterator;

struct fy_eventp *fy_generic_iterator_eventp_alloc(struct fy_generic_iterator *fygi);
void fy_generic_iterator_eventp_recycle(struct fy_generic_iterator *fygi, struct fy_eventp *fyep);
struct fy_event *fy_generic_iterator_event_create(struct fy_generic_iterator *fygi, enum fy_event_type type, ...);
struct fy_event *fy_generic_iterator_event_vcreate(struct fy_generic_iterator *fygi, enum fy_event_type type, va_list ap);
void fy_generic_iterator_event_free(struct fy_generic_iterator *fygi, struct fy_event *fye);

struct fy_token_list;
struct document_state;

#endif