forked from RustPython/RustPython
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathobjmemory.rs
More file actions
51 lines (43 loc) · 1.26 KB
/
objmemory.rs
File metadata and controls
51 lines (43 loc) · 1.26 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
use crate::obj::objbyteinner::try_as_byte;
use crate::obj::objtype::PyClassRef;
use crate::pyobject::{PyClassImpl, PyContext, PyObjectRef, PyRef, PyResult, PyValue};
use crate::vm::VirtualMachine;
#[pyclass(name = "memoryview")]
#[derive(Debug)]
pub struct PyMemoryView {
obj_ref: PyObjectRef,
}
pub type PyMemoryViewRef = PyRef<PyMemoryView>;
#[pyimpl]
impl PyMemoryView {
pub fn get_obj_value(&self) -> Option<Vec<u8>> {
try_as_byte(&self.obj_ref)
}
#[pymethod(name = "__new__")]
fn new(
cls: PyClassRef,
bytes_object: PyObjectRef,
vm: &VirtualMachine,
) -> PyResult<PyMemoryViewRef> {
PyMemoryView {
obj_ref: bytes_object.clone(),
}
.into_ref_with_type(vm, cls)
}
#[pyproperty]
fn obj(&self, __vm: &VirtualMachine) -> PyObjectRef {
self.obj_ref.clone()
}
#[pymethod(name = "__getitem__")]
fn getitem(&self, needle: PyObjectRef, vm: &VirtualMachine) -> PyResult {
vm.call_method(&self.obj_ref, "__getitem__", vec![needle])
}
}
impl PyValue for PyMemoryView {
fn class(vm: &VirtualMachine) -> PyClassRef {
vm.ctx.memoryview_type()
}
}
pub fn init(ctx: &PyContext) {
PyMemoryView::extend_class(ctx, &ctx.types.memoryview_type)
}