##// END OF EJS Templates
rust-cpython: require GIL to borrow immutable reference from PySharedRefCell...
rust-cpython: require GIL to borrow immutable reference from PySharedRefCell Since the inner value may be leaked, we probably need GIL to guarantee that there's no data race. inner(py).borrow() is replaced with inner_shared(py).borrow(), which basically means any PySharedRefCell data should be accessed through PySharedRef wrapper.

File last commit:

r43563:33fe96a5 default
r43580:f8c114f2 default
Show More
conversion.rs
28 lines | 1.0 KiB | application/rls-services+xml | RustLexer
Georges Racinet
rust-cpython: moved generic conversion fn out of ancestors module...
r41276 // conversion.rs
//
// Copyright 2019 Georges Racinet <georges.racinet@octobus.net>
//
// This software may be used and distributed according to the terms of the
// GNU General Public License version 2 or any later version.
//! Bindings for the hg::ancestors module provided by the
//! `hg-core` crate. From Python, this will be seen as `rustext.ancestor`
Georges Racinet
rust-cpython: removed now useless py_set() conversion...
r43563 use cpython::{ObjectProtocol, PyObject, PyResult, Python};
Georges Racinet
rust-cpython: moved generic conversion fn out of ancestors module...
r41276 use hg::Revision;
use std::iter::FromIterator;
/// Utility function to convert a Python iterable into various collections
///
/// We need this in particular to feed to various methods of inner objects
/// with `impl IntoIterator<Item=Revision>` arguments, because
/// a `PyErr` can arise at each step of iteration, whereas these methods
/// expect iterables over `Revision`, not over some `Result<Revision, PyErr>`
pub fn rev_pyiter_collect<C>(py: Python, revs: &PyObject) -> PyResult<C>
where
C: FromIterator<Revision>,
{
revs.iter(py)?
.map(|r| r.and_then(|o| o.extract::<Revision>(py)))
.collect()
}