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From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Alice Ryhl" <aliceryhl@google.com>
Cc: "Boqun Feng" <boqun.feng@gmail.com>,  "Miguel Ojeda" <ojeda@kernel.org>,
  "Alex Gaynor" <alex.gaynor@gmail.com>,  "Gary Guo" <gary@garyguo.net>,
  =?utf-8?Q?Bj=C3=B6rn?= Roy Baron <bjorn3_gh@protonmail.com>,  "Benno
 Lossin"
 <lossin@kernel.org>,  "Trevor Gross" <tmgross@umich.edu>,  "Danilo
 Krummrich" <dakr@kernel.org>,  "Jens Axboe" <axboe@kernel.dk>,
  <linux-block@vger.kernel.org>,  <rust-for-linux@vger.kernel.org>,
  <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 02/14] rust: str: introduce `BorrowFormatter`
In-Reply-To: <aG5rTNGn_NbnCISe@google.com> (Alice Ryhl's message of "Wed, 09
	Jul 2025 13:14:52 +0000")
References: <20250708-rnull-up-v6-16-v2-0-ab93c0ff429b@kernel.org>
	<20250708-rnull-up-v6-16-v2-2-ab93c0ff429b@kernel.org>
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	<aG5rTNGn_NbnCISe@google.com>
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Date: Wed, 09 Jul 2025 17:11:40 +0200
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"Alice Ryhl" <aliceryhl@google.com> writes:

> On Tue, Jul 08, 2025 at 09:44:57PM +0200, Andreas Hindborg wrote:
>> Add `BorrowFormatter`, a formatter that writes to an array or slice buffer.
>> This formatter is backed by the existing `Formatter`.
>>
>> Signed-off-by: Andreas Hindborg <a.hindborg@kernel.org>
>
> I don't think we need a separate BorrowFormatter. We can instead add a
> lifetime to Formatter and give it a safe constructor from a mutable
> slice.

Ah, good idea.


Best regards,
Andreas Hindborg