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Use PyStrRef for TypeAliasType name #6203

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Merged
youknowone merged 2 commits into from
Oct 21, 2025
Merged

Use PyStrRef for TypeAliasType name #6203

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78601f3
fix(PyStrRef): fix TODO in typing.rs where PyObjectRef was used
walker84837 Oct 20, 2025
1e6dbc6
chore(fmt): apply rustfmt to code
walker84837 Oct 21, 2025
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fix(PyStrRef): fix TODO in typing.rs where PyObjectRef was used
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@walker84837
walker84837 committed Oct 20, 2025
commit 78601f30d12cc3892214d31c606b016defcb9a93
3 changes: 3 additions & 0 deletions vm/src/frame.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2453,6 +2453,9 @@ impl ExecutingFrame<'_> {
.map_err(|_| vm.new_type_error("Type params must be a tuple."))?
};

let name = name.downcast::<crate::builtins::PyStr>().map_err(|_| {
vm.new_type_error("TypeAliasType name must be a string".to_owned())
})?;
let type_alias = typing::TypeAliasType::new(name, type_params, value);
Ok(type_alias.into_ref(&vm.ctx).into())
}
Expand Down
17 changes: 9 additions & 8 deletions vm/src/stdlib/typing.rs
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Expand Up @@ -31,7 +31,7 @@ pub(crate) fn make_module(vm: &VirtualMachine) -> PyRef<PyModule> {
pub(crate) mod decl {
use crate::{
Py, PyObjectRef, PyPayload, PyResult, VirtualMachine,
builtins::{PyTupleRef, PyTypeRef, pystr::AsPyStr},
builtins::{PyStrRef, PyTupleRef, PyTypeRef, pystr::AsPyStr},
function::{FuncArgs, IntoFuncArgs},
types::{Constructor, Representable},
};
Expand Down Expand Up @@ -98,15 +98,15 @@ pub(crate) mod decl {
#[derive(Debug, PyPayload)]
#[allow(dead_code)]
pub(crate) struct TypeAliasType {
name: PyObjectRef, // TODO PyStrRef?
name: PyStrRef,
type_params: PyTupleRef,
value: PyObjectRef,
// compute_value: PyObjectRef,
// module: PyObjectRef,
}
#[pyclass(with(Constructor, Representable), flags(BASETYPE))]
impl TypeAliasType {
pub const fn new(name: PyObjectRef, type_params: PyTupleRef, value: PyObjectRef) -> Self {
pub const fn new(name: PyStrRef, type_params: PyTupleRef, value: PyObjectRef) -> Self {
Self {
name,
type_params,
Expand All @@ -116,7 +116,7 @@ pub(crate) mod decl {

#[pygetset]
fn __name__(&self) -> PyObjectRef {
self.name.clone()
self.name.clone().into()
}

#[pygetset]
Expand Down Expand Up @@ -154,7 +154,9 @@ pub(crate) mod decl {
)));
}

let name = args.args[0].clone();
let name = args.args[0].clone().downcast::<crate::builtins::PyStr>().map_err(|_| {
vm.new_type_error("TypeAliasType name must be a string".to_owned())
})?;
let value = args.args[1].clone();

let type_params = if let Some(tp) = args.kwargs.get("type_params") {
Expand All @@ -171,9 +173,8 @@ 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())
fn repr_str(zelf: &Py<Self>, _vm: &VirtualMachine) -> PyResult<String> {
Ok(zelf.name.as_str().to_owned())
}
}

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