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Type alias type #6011

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Merged
youknowone merged 5 commits into from
Jul 21, 2025
Merged

Type alias type #6011

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e326a01
Constructor for TypeAliasType
youknowone Jul 20, 2025
50a6a83
Fix PyBaseObject::py_new
youknowone Jul 20, 2025
2c7692b
Representable for TypeAliasType
youknowone Jul 20, 2025
607212e
Fix tests
youknowone Jul 20, 2025
09c340a
Fix AST
youknowone Jul 21, 2025
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Representable for TypeAliasType
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@youknowone
youknowone committed Jul 20, 2025
commit 2c7692ba6e378678fd47e524a44266e5c1912ffe
19 changes: 10 additions & 9 deletions vm/src/stdlib/typing.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ pub(crate) fn make_module(vm: &VirtualMachine) -> PyRef<PyModule> {
#[pymodule(name = "_typing")]
pub(crate) mod decl {
use crate::{
PyObjectRef, PyPayload, PyResult, VirtualMachine,
Py, PyObjectRef, PyPayload, PyResult, VirtualMachine,
builtins::{PyTupleRef, PyTypeRef, pystr::AsPyStr},
function::{FuncArgs, IntoFuncArgs},
types::{Constructor, Representable},
Expand Down Expand Up @@ -88,7 +88,7 @@ pub(crate) mod decl {

impl Representable for NoDefault {
#[inline(always)]
fn repr_str(_zelf: &crate::Py<Self>, _vm: &VirtualMachine) -> PyResult<String> {
fn repr_str(_zelf: &Py<Self>, _vm: &VirtualMachine) -> PyResult<String> {
Ok("typing.NoDefault".to_owned())
}
}
Expand All @@ -104,7 +104,7 @@ pub(crate) mod decl {
// compute_value: PyObjectRef,
// module: PyObjectRef,
}
#[pyclass(with(Constructor), flags(BASETYPE))]
#[pyclass(with(Constructor, Representable), flags(BASETYPE))]
impl TypeAliasType {
pub const fn new(name: PyObjectRef, type_params: PyTupleRef, value: PyObjectRef) -> Self {
Self {
Expand All @@ -128,12 +128,6 @@ pub(crate) mod decl {
fn __type_params__(&self) -> PyTupleRef {
self.type_params.clone()
}

#[pymethod(name = "__repr__")]
fn repr(&self, vm: &VirtualMachine) -> PyResult<String> {
let name = self.name.str(vm)?;
Ok(name.as_str().to_owned())
}
}

impl Constructor for TypeAliasType {
Expand Down Expand Up @@ -176,6 +170,13 @@ pub(crate) mod decl {
}
}

impl Representable for TypeAliasType {
fn repr_str(zelf: &Py<Self>, vm: &VirtualMachine) -> PyResult<String> {
let name = zelf.name.str(vm)?;
Ok(name.as_str().to_owned())
}
}

// impl AsMapping for Generic {
// fn as_mapping() -> &'static PyMappingMethods {
// static AS_MAPPING: Lazy<PyMappingMethods> = Lazy::new(|| PyMappingMethods {
Expand Down