/*
* call-seq:
* RepeatedField.[]=(index, value)
*
* Sets the element at the given index. On out-of-bounds assignments, extends
* the array and fills the hole (if any) with default values.
*/
VALUE RepeatedField_index_set(VALUE _self, VALUE _index, VALUE val) {
RepeatedField* self = ruby_to_RepeatedField(_self);
upb_fieldtype_t field_type = self->field_type;
VALUE field_type_class = self->field_type_class;
int element_size = native_slot_size(field_type);
int index = index_position(_index, self);
if (index < 0 || index >= (INT_MAX - 1)) {
return Qnil;
}
if (index >= self->size) {
RepeatedField_reserve(self, index + 1);
upb_fieldtype_t field_type = self->field_type;
int element_size = native_slot_size(field_type);
for (int i = self->size; i <= index; i++) {
void* elem = (void *)(((uint8_t *)self->elements) + i * element_size);
native_slot_init(field_type, elem);
}
self->size = index + 1;
}
void* memory = (void *) (((uint8_t *)self->elements) + index * element_size);
native_slot_set(field_type, field_type_class, memory, val);
return Qnil;
}
/*
* call-seq:
* RepeatedField.[](index) => value
*
* Accesses the element at the given index. Returns nil on out-of-bounds
*/
VALUE RepeatedField_index(VALUE _self, VALUE _index) {
RepeatedField* self = ruby_to_RepeatedField(_self);
int element_size = native_slot_size(self->field_type);
upb_fieldtype_t field_type = self->field_type;
VALUE field_type_class = self->field_type_class;
int index = index_position(_index, self);
if (index < 0 || index >= self->size) {
return Qnil;
}
void* memory = (void *) (((uint8_t *)self->elements) + index * element_size);
return native_slot_get(field_type, field_type_class, memory);
}
/*
* call-seq:
* RepeatedField.[](index) => value
*
* Accesses the element at the given index. Returns nil on out-of-bounds
*/
VALUE RepeatedField_index(int argc, VALUE* argv, VALUE _self) {
RepeatedField* self = ruby_to_RepeatedField(_self);
int element_size = native_slot_size(self->field_type);
upb_fieldtype_t field_type = self->field_type;
VALUE field_type_class = self->field_type_class;
VALUE arg = argv[0];
long beg, len;
if (argc == 1){
if (FIXNUM_P(arg)) {
/* standard case */
int index = index_position(argv[0], self);
if (index < 0 || index >= self->size) {
return Qnil;
}
void* memory = (void *) (((uint8_t *)self->elements) +
index * element_size);
return native_slot_get(field_type, field_type_class, memory);
}else{
/* check if idx is Range */
size_t off;
switch (rb_range_beg_len(arg, &beg, &len, self->size, 0)) {
case Qfalse:
break;
case Qnil:
return Qnil;
default:
return RepeatedField_subarray(_self, beg, len);
}
}
}
/* assume 2 arguments */
beg = NUM2LONG(argv[0]);
len = NUM2LONG(argv[1]);
if (beg < 0) {
beg += self->size;
}
if (beg >= self->size) {
return Qnil;
}
return RepeatedField_subarray(_self, beg, len);
}
