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132 lines
3.5 KiB

/* include from angel / main;
* as some "common" functions need to call the actual implementations
* in angel / main they cannot live in "common"
*/
static void _li_value_clear(liValue *val) {
memset(val, 0, sizeof(*val));
val->type = LI_VALUE_NONE;
}
liValue* li_common_value_copy_(liValue* val) {
liValue *n;
if (NULL == val) return NULL;
switch (val->type) {
case LI_VALUE_NONE: return li_value_new_none();
case LI_VALUE_BOOLEAN: return li_value_new_bool(val->data.boolean);
case LI_VALUE_NUMBER: return li_value_new_number(val->data.number);
case LI_VALUE_STRING: return li_value_new_string(g_string_new_len(GSTR_LEN(val->data.string)));
/* list: we have to copy every value in the list! */
case LI_VALUE_LIST:
n = li_value_new_list();
g_ptr_array_set_size(n->data.list, val->data.list->len);
for (guint i = 0; i < val->data.list->len; i++) {
g_ptr_array_index(n->data.list, i) = li_value_copy(g_ptr_array_index(val->data.list, i));
}
return n;
default:
/* other cases need to be handled by li_value_copy */
break;
}
return NULL;
}
GString *li_common_value_to_string_(liValue *val) {
GString *str = NULL;
switch (val->type) {
case LI_VALUE_NONE:
str = g_string_new("null");
break;
case LI_VALUE_BOOLEAN:
str = g_string_new(val->data.boolean ? "true" : "false");
break;
case LI_VALUE_NUMBER:
str = g_string_sized_new(0);
g_string_printf(str, "%" G_GINT64_FORMAT, val->data.number);
break;
case LI_VALUE_STRING:
str = g_string_new_len(CONST_STR_LEN("\""));
g_string_append_len(str, GSTR_LEN(val->data.string));
g_string_append_c(str, '"');
break;
case LI_VALUE_LIST:
str = g_string_new_len(CONST_STR_LEN("("));
if (val->data.list->len) {
GString *tmp = li_value_to_string(g_ptr_array_index(val->data.list, 0));
g_string_append(str, tmp->str);
g_string_free(tmp, TRUE);
for (guint i = 1; i < val->data.list->len; i++) {
tmp = li_value_to_string(g_ptr_array_index(val->data.list, i));
g_string_append_len(str, CONST_STR_LEN(", "));
g_string_append(str, tmp->str);
g_string_free(tmp, TRUE);
}
}
g_string_append_c(str, ')');
break;
default:
/* other cases need to be handled by li_value_to_string */
break;
}
return str;
}
void li_value_free(liValue* val) {
if (NULL == val) return;
li_value_clear(val);
g_slice_free(liValue, val);
}
void li_value_move(liValue *dest, liValue *src) {
LI_FORCE_ASSERT(NULL != dest && NULL != src && dest != src);
li_value_clear(dest);
*dest = *src;
_li_value_clear(src);
}
static void _value_hash_free_key(gpointer data) {
g_string_free((GString*) data, TRUE);
}
static void _value_hash_free_value(gpointer data) {
li_value_free((liValue*) data);
}
GHashTable *li_value_new_hashtable(void) {
return g_hash_table_new_full(
(GHashFunc) g_string_hash, (GEqualFunc) g_string_equal,
_value_hash_free_key, _value_hash_free_value);
}
void li_value_list_free(GPtrArray *vallist) {
if (NULL == vallist) return;
for (gsize i = 0; i < vallist->len; i++) {
li_value_free(g_ptr_array_index(vallist, i));
}
g_ptr_array_free(vallist, TRUE);
}
void li_common_value_clear_(liValue *val) {
if (NULL == val) return;
switch (val->type) {
case LI_VALUE_NONE:
case LI_VALUE_BOOLEAN:
case LI_VALUE_NUMBER:
/* Nothing to free */
break;
case LI_VALUE_STRING:
g_string_free(val->data.string, TRUE);
break;
case LI_VALUE_LIST:
li_value_list_free(val->data.list);
break;
default:
/* other cases need to be handled by li_value_clear */
break;
}
_li_value_clear(val);
}