static int json_cfg_decode_lua_nil(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
json_enum_option(l, 1, &cfg->decode_lua_nil, NULL, 1);
return 1;
}
static int json_cfg_decode_numbers_as_strings(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
json_enum_option(l, 1, &cfg->decode_numbers_as_strings, NULL, 1);
return 1;
}
static int json_cfg_decode_invalid_numbers(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
json_enum_option(l, 1, &cfg->decode_invalid_numbers, NULL, 1);
json_verify_invalid_number_setting(l, &cfg->encode_invalid_numbers);
return 1;
}
/* Configures handling of extremely sparse arrays:
* convert: Convert extremely sparse arrays into objects? Otherwise error.
* ratio: 0: always allow sparse; 1: never allow sparse; >1: use ratio
* safe: Always use an array when the max index <= safe */
static int json_cfg_encode_sparse_array(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 3);
json_enum_option(l, 1, &cfg->encode_sparse_convert, NULL, 1);
json_integer_option(l, 2, &cfg->encode_sparse_ratio, 0, INT_MAX);
json_integer_option(l, 3, &cfg->encode_sparse_safe, 0, INT_MAX);
return 3;
}
static int json_cfg_encode_invalid_numbers(lua_State *l)
{
static const char *options[] = { "off", "on", "null", NULL };
json_config_t *cfg = json_arg_init(l, 1);
json_enum_option(l, 1, &cfg->encode_invalid_numbers, options, 1);
json_verify_invalid_number_setting(l, &cfg->encode_invalid_numbers);
return 1;
}
/* Configures JSON encoding buffer persistence */
static int json_cfg_encode_keep_buffer(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
int old_value;
old_value = cfg->encode_keep_buffer;
json_enum_option(l, 1, &cfg->encode_keep_buffer, NULL, 1);
/* Init / free the buffer if the setting has changed */
if (old_value ^ cfg->encode_keep_buffer) {
if (cfg->encode_keep_buffer)
strbuf_init(&cfg->encode_buf, 0);
else
strbuf_free(&cfg->encode_buf);
}
return 1;
}
/* Configures number precision when converting doubles to text */
static int json_cfg_encode_number_precision(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
return json_integer_option(l, 1, &cfg->encode_number_precision, 1, 14);
}
/* Configures the maximum number of nested arrays/objects allowed when
* encoding */
static int json_cfg_decode_max_depth(lua_State *l)
{
json_config_t *cfg = json_arg_init(l, 1);
return json_integer_option(l, 1, &cfg->decode_max_depth, 1, INT_MAX);
}
