Bump rust toolchain version (pyodide#5237)

packages/rust-abi-test/meta.yaml

@@ -0,0 +1,10 @@
+package:
+  name: rust-abi-test
+  version: "1.0"
+source:
+  path: src
+requirements:
+  executable:
+    - rustup
+about:
+  license: MPL-2.0

packages/rust-abi-test/src/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "rust-abi-test"
+version = "0.1.0"
+edition = "2018"
+publish = false
+
+[dependencies]
+pyo3 = { version = "0.22.3" }
+
+[features]
+extension-module = ["pyo3/extension-module"]
+default = ["extension-module"]
+
+[lib]
+crate-type = ["cdylib"]
+
+[profile.release]
+lto = "thin"
+overflow-checks = true

packages/rust-abi-test/src/pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel", "setuptools-rust"]
+build-backend = "setuptools.build_meta"

packages/rust-abi-test/src/setup.py

@@ -0,0 +1,12 @@
+from setuptools import setup
+from setuptools_rust import Binding, RustExtension
+
+setup(
+    name="rust_abi_test",
+    version="1.0",
+    rust_extensions=[
+        RustExtension("rust_abi_test", "Cargo.toml", binding=Binding.PyO3)
+    ],
+    # rust extensions are not zip safe, just like C-extensions.
+    zip_safe=False,
+)

packages/rust-abi-test/src/src/lib.rs

@@ -0,0 +1,17 @@
+use std::fs;
+use pyo3::prelude::*;
+
+
+#[pyfunction]
+fn get_file_length(data: &str) ->  PyResult<u64> {
+    let metadata = fs::metadata(data)?;
+    Ok(metadata.len())
+}
+
+
+
+#[pymodule]
+fn rust_abi_test(m: &Bound<'_, PyModule>) -> pyo3::PyResult<()> {
+    m.add_function(wrap_pyfunction!(get_file_length, m)?)?;
+    Ok(())
+}

packages/rust-abi-test/test_rust_abi.py

@@ -0,0 +1,14 @@
+import pytest
+from pytest_pyodide import run_in_pyodide
+
+
+@pytest.mark.xfail(reason="TODO: Fix me")
+@run_in_pyodide(packages=["rust-abi-test"])
+def test_rust_abi(selenium):
+    from pathlib import Path
+
+    from rust_abi_test import get_file_length
+
+    contents = "this is the contents of the file\n" * 4
+    Path("/test.txt").write_text(contents)
+    assert get_file_length("/test.txt") == len(contents)

pyproject.toml

@@ -129,6 +129,9 @@ markers = [
 
 [tool._pyodide]
 
+[tool.pyodide.build]
+rust_toolchain = "nightly-2024-12-01"
+
 [tool.codespell]
 ignore-words = 'tools/codespell_ignore_words.txt'
 skip = 'benchmark/benchmarks/pystone_benchmarks/pystone.py,src/js/package-lock.json,tools/codespell_ignore_words.txt'