tb_object_ref_t tb_object_seek(tb_object_ref_t object, tb_char_t const* path, tb_size_t type)
{
// check
tb_assert_and_check_return_val(object, tb_null);
// null?
tb_check_return_val(path, object);
// walk
tb_char_t const* p = path;
tb_char_t const* e = path + tb_strlen(path);
while (p < e && object)
{
// done seek
switch (*p)
{
case '.':
{
// check
tb_assert_and_check_return_val(tb_object_type(object) == TB_OBJECT_TYPE_DICTIONARY, tb_null);
// skip
p++;
// read the key name
tb_char_t key[4096] = {0};
tb_char_t* kb = key;
tb_char_t* ke = key + 4095;
for (; p < e && kb < ke && *p && (*p != '.' && *p != '[' && *p != ']'); p++, kb++)
{
if (*p == '\\') p++;
*kb = *p;
}
// trace
tb_trace_d("key: %s", key);
// the value
object = tb_object_dictionary_val(object, key);
}
break;
case '[':
{
// check
tb_assert_and_check_return_val(tb_object_type(object) == TB_OBJECT_TYPE_ARRAY, tb_null);
// skip
p++;
// read the item index
tb_char_t index[32] = {0};
tb_char_t* ib = index;
tb_char_t* ie = index + 31;
for (; p < e && ib < ie && *p && tb_isdigit10(*p); p++, ib++) *ib = *p;
// trace
tb_trace_d("index: %s", index);
// check
tb_size_t i = tb_atoi(index);
tb_assert_and_check_return_val(i < tb_object_array_size(object), tb_null);
// the value
object = tb_object_array_item(object, i);
}
break;
case ']':
default:
p++;
break;
}
}
// check it, if not none
if (object && type != TB_OBJECT_TYPE_NONE)
{
// is this type?
if (tb_object_type(object) != type) return tb_null;
}
// ok?
return object;
}
tb_object_ref_t tb_object_seek(tb_object_ref_t object, tb_char_t const* path, tb_bool_t bmacro)
{
// check
tb_assert_and_check_return_val(object, tb_null);
// null?
tb_check_return_val(path, object);
// done
tb_object_ref_t root = object;
tb_char_t const* p = path;
tb_char_t const* e = path + tb_strlen(path);
while (p < e && object)
{
// done seek
switch (*p)
{
case '.':
{
// check
tb_assert_and_check_return_val(tb_object_type(object) == TB_OBJECT_TYPE_DICTIONARY, tb_null);
// skip
p++;
// read the key name
tb_char_t key[4096] = {0};
tb_char_t* kb = key;
tb_char_t* ke = key + 4095;
for (; p < e && kb < ke && *p && (*p != '.' && *p != '[' && *p != ']'); p++, kb++)
{
if (*p == '\\') p++;
*kb = *p;
}
// trace
tb_trace_d("key: %s", key);
// the value
object = tb_object_dictionary_value(object, key);
}
break;
case '[':
{
// check
tb_assert_and_check_return_val(tb_object_type(object) == TB_OBJECT_TYPE_ARRAY, tb_null);
// skip
p++;
// read the item index
tb_char_t index[32] = {0};
tb_char_t* ib = index;
tb_char_t* ie = index + 31;
for (; p < e && ib < ie && *p && tb_isdigit10(*p); p++, ib++) *ib = *p;
// trace
tb_trace_d("index: %s", index);
// check
tb_size_t i = tb_atoi(index);
tb_assert_and_check_return_val(i < tb_object_array_size(object), tb_null);
// the value
object = tb_object_array_item(object, i);
}
break;
case ']':
default:
p++;
break;
}
// is macro? done it if be enabled
if ( object
&& bmacro
&& tb_object_type(object) == TB_OBJECT_TYPE_STRING
&& tb_object_string_size(object)
&& tb_object_string_cstr(object)[0] == '$')
{
// the next path
path = tb_object_string_cstr(object) + 1;
// continue to seek it
object = tb_object_seek(root, path, bmacro);
}
}
// ok?
return object;
}
