Print content of libyaml `yaml_event_t` structure

print_yaml_event.c

#include <stdio.h>

#include "yaml.h"

static void print_yaml_event(yaml_event_t *event)
{
	char *event_type;
	switch (event->type)
	{
	case YAML_NO_EVENT:
		event_type = "YAML_NO_EVENT";
		break;
	case YAML_STREAM_START_EVENT:
		event_type = "YAML_STREAM_START_EVENT";
		break;
	case YAML_STREAM_END_EVENT:
		event_type = "YAML_STREAM_END_EVENT";
		break;
	case YAML_DOCUMENT_START_EVENT:
		event_type = "YAML_DOCUMENT_START_EVENT";
		break;
	case YAML_DOCUMENT_END_EVENT:
		event_type = "YAML_DOCUMENT_END_EVENT";
		break;
	case YAML_ALIAS_EVENT:
		event_type = "YAML_ALIAS_EVENT";
		break;
	case YAML_SCALAR_EVENT:
		event_type = "YAML_SCALAR_EVENT";
		break;
	case YAML_SEQUENCE_START_EVENT:
		event_type = "YAML_SEQUENCE_START_EVENT";
		break;
	case YAML_SEQUENCE_END_EVENT:
		event_type = "YAML_SEQUENCE_END_EVENT";
		break;
	case YAML_MAPPING_START_EVENT:
		event_type = "YAML_MAPPING_START_EVENT";
		break;
	case YAML_MAPPING_END_EVENT:
		event_type = "YAML_MAPPING_END_EVENT";
		break;
	default:
		event_type = "UnknownYAMLEvent";
	}
	printf("--\nEventType: %s\n", event_type);
	switch (event->type)
	{
	case YAML_SCALAR_EVENT:
		if (event->data.scalar.anchor != NULL)
		{
			printf("scalar.anchor = [%s]\n", event->data.scalar.anchor);
		}
		if (event->data.scalar.tag != NULL)
		{
			printf("scalar.tag = [%s]\n", event->data.scalar.tag);
		}
		if (event->data.scalar.value != NULL)
		{
			printf("scalar.value = [%s]\n", event->data.scalar.value);
		}
		printf("scalar.length = %d\n", (int)(event->data.scalar.length));
		break;
	case YAML_SEQUENCE_START_EVENT:
		if (event->data.sequence_start.anchor != NULL)
		{
			printf("sequence_start.anchor = [%s]\n", event->data.sequence_start.anchor);
		}
		if (event->data.sequence_start.tag != NULL)
		{
			printf("sequence_start.tag = [%s]\n", event->data.sequence_start.tag);
		}
		break;
	case YAML_MAPPING_START_EVENT:
		if (event->data.mapping_start.anchor != NULL)
		{
			printf("mapping_start.anchor = [%s]\n", event->data.mapping_start.anchor);
		}
		if (event->data.mapping_start.tag != NULL)
		{
			printf("mapping_start.tag = [%s]\n", event->data.mapping_start.tag);
		}
		break;
	}
}