grn_bool
grn_obj_is_index_column(grn_ctx *ctx, grn_obj *obj)
{
if (!grn_obj_is_column(ctx, obj)) {
return GRN_FALSE;
}
return obj->header.type == GRN_COLUMN_INDEX;
}
void
test_is_column(gconstpointer data)
{
const gchar *name;
grn_obj *object;
assert_send_command("table_create Users TABLE_HASH_KEY ShortText");
assert_send_command("column_create Users age COLUMN_SCALAR UInt8");
assert_send_command("column_create Users name COLUMN_SCALAR ShortText");
assert_send_command("table_create Names TABLE_PAT_KEY ShortText");
assert_send_command("column_create Names users COLUMN_INDEX Users name");
name = gcut_data_get_string(data, "name");
object = grn_ctx_get(context, name, strlen(name));
if (gcut_data_get_string(data, "expected")) {
cut_assert_true(grn_obj_is_column(context, object));
} else {
cut_assert_false(grn_obj_is_column(context, object));
}
}
static mrb_value
indexable_index_ids(mrb_state *mrb, mrb_value self)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
grn_obj *object;
grn_hook_entry entry;
int i;
int n_indexes;
mrb_value mrb_index_ids;
grn_obj hook_data;
object = DATA_PTR(self);
if (grn_obj_is_key_accessor(ctx, object)) {
object = grn_ctx_at(ctx, object->header.domain);
}
if (grn_obj_is_table(ctx, object)) {
entry = GRN_HOOK_INSERT;
} else if (grn_obj_is_column(ctx, object)) {
entry = GRN_HOOK_SET;
} else {
return mrb_ary_new(mrb);
}
n_indexes = grn_obj_get_nhooks(ctx, object, entry);
mrb_index_ids = mrb_ary_new_capa(mrb, n_indexes);
GRN_TEXT_INIT(&hook_data, 0);
for (i = 0; i < n_indexes; i++) {
GRN_BULK_REWIND(&hook_data);
grn_obj_get_hook(ctx, object, entry, i, &hook_data);
if (GRN_BULK_VSIZE(&hook_data) ==
sizeof(grn_obj_default_set_value_hook_data)) {
grn_obj_default_set_value_hook_data *data;
data = (grn_obj_default_set_value_hook_data *)GRN_TEXT_VALUE(&hook_data);
mrb_ary_push(mrb, mrb_index_ids, mrb_fixnum_value(data->target));
}
}
return mrb_index_ids;
}
grn_bool
grn_obj_is_reference_column(grn_ctx *ctx, grn_obj *obj)
{
grn_obj *range;
if (!grn_obj_is_column(ctx, obj)) {
return GRN_FALSE;
}
range = grn_ctx_at(ctx, grn_obj_get_range(ctx, obj));
if (!range) {
return GRN_FALSE;
}
switch (range->header.type) {
case GRN_TABLE_HASH_KEY:
case GRN_TABLE_PAT_KEY:
case GRN_TABLE_DAT_KEY:
case GRN_TABLE_NO_KEY:
return GRN_TRUE;
default:
return GRN_FALSE;
}
}
