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rust-cpython: make sure PySharedRef::borrow_mut() never panics...

rust-cpython: make sure PySharedRef::borrow_mut() never panics Since it returns a Result, it shouldn't panic depending on where the borrowing fails. PySharedRef::borrow_mut() will be renamed to try_borrow_mut() by the next patch.

Georges Racinet - - Load All Authors

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             lib.rs
        
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                | application/rls-services+xml
            
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      // Copyright 2018 Georges Racinet <gracinet@anybox.fr>

      //

      // 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 CPython extension code

      //!

      //! This exposes methods to build and use a `rustlazyancestors` iterator

      //! from C code, using an index and its parents function that are passed

      //! from the caller at instantiation.

      extern crate hg;

      extern crate libc;

      mod ancestors;

      pub use ancestors::{

          rustlazyancestors_contains, rustlazyancestors_drop,

          rustlazyancestors_init, rustlazyancestors_next,

      };

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				// Copyright 2018 Georges Racinet <gracinet@anybox.fr>
				//
				// 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 CPython extension code
				//!
				//! This exposes methods to build and use a `rustlazyancestors` iterator
				//! from C code, using an index and its parents function that are passed
				//! from the caller at instantiation.

				extern crate hg;
				extern crate libc;

				mod ancestors;
				pub use ancestors::{
				rustlazyancestors_contains, rustlazyancestors_drop,
				rustlazyancestors_init, rustlazyancestors_next,
				};