STATIC mp_obj_t array_binary_op(mp_uint_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
switch (op) {
case MP_BINARY_OP_EQUAL: {
mp_buffer_info_t lhs_bufinfo;
mp_buffer_info_t rhs_bufinfo;
array_get_buffer(lhs_in, &lhs_bufinfo, MP_BUFFER_READ);
if (!mp_get_buffer(rhs_in, &rhs_bufinfo, MP_BUFFER_READ)) {
return mp_const_false;
}
return MP_BOOL(mp_seq_cmp_bytes(op, lhs_bufinfo.buf, lhs_bufinfo.len, rhs_bufinfo.buf, rhs_bufinfo.len));
}
default:
return MP_OBJ_NULL; // op not supported
}
}
STATIC mp_obj_t array_binary_op(mp_uint_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
mp_obj_array_t *lhs = lhs_in;
switch (op) {
case MP_BINARY_OP_ADD: {
// allow to add anything that has the buffer protocol (extension to CPython)
mp_buffer_info_t lhs_bufinfo;
mp_buffer_info_t rhs_bufinfo;
array_get_buffer(lhs_in, &lhs_bufinfo, MP_BUFFER_READ);
mp_get_buffer_raise(rhs_in, &rhs_bufinfo, MP_BUFFER_READ);
size_t sz = mp_binary_get_size('@', lhs_bufinfo.typecode, NULL);
// convert byte count to element count (in case rhs is not multiple of sz)
mp_uint_t rhs_len = rhs_bufinfo.len / sz;
// note: lhs->len is element count of lhs, lhs_bufinfo.len is byte count
mp_obj_array_t *res = array_new(lhs_bufinfo.typecode, lhs->len + rhs_len);
mp_seq_cat((byte*)res->items, lhs_bufinfo.buf, lhs_bufinfo.len, rhs_bufinfo.buf, rhs_len * sz, byte);
return res;
}
case MP_BINARY_OP_INPLACE_ADD: {
#if MICROPY_PY_BUILTINS_MEMORYVIEW
if (lhs->base.type == &mp_type_memoryview) {
return MP_OBJ_NULL; // op not supported
}
#endif
array_extend(lhs, rhs_in);
return lhs;
}
case MP_BINARY_OP_EQUAL: {
mp_buffer_info_t lhs_bufinfo;
mp_buffer_info_t rhs_bufinfo;
array_get_buffer(lhs_in, &lhs_bufinfo, MP_BUFFER_READ);
if (!mp_get_buffer(rhs_in, &rhs_bufinfo, MP_BUFFER_READ)) {
return mp_const_false;
}
return MP_BOOL(mp_seq_cmp_bytes(op, lhs_bufinfo.buf, lhs_bufinfo.len, rhs_bufinfo.buf, rhs_bufinfo.len));
}
default:
return MP_OBJ_NULL; // op not supported
}
}
