Function yaml_parser_increase_flow_level

external/libyaml/src/scanner.c:1167–1193

 */

static int
yaml_parser_increase_flow_level(yaml_parser_t *parser)
{
    yaml_simple_key_t empty_simple_key = { 0, 0, 0, { 0, 0, 0 } };

    /* Reset the simple key on the next level. */

    if (!PUSH(parser, parser->simple_keys, empty_simple_key))
        return 0;

    /* Increase the flow level. */

    if (parser->flow_level == INT_MAX) {
        parser->error = YAML_MEMORY_ERROR;
        return 0;
    }

    if (!STACK_LIMIT(parser, parser->indents, MAX_NESTING_LEVEL - parser->flow_level)) {
        return yaml_parser_set_scanner_error(parser,
                "while increasing flow level", parser->mark,
                "exceeded maximum nesting depth");
    }

    parser->flow_level++;

    return 1;
}

/*
 * Decrease the flow level.