It's common to import dependencies from the sysroot via `extern crate` rather than use an explicit cargo dependency, when it's necessary to use the same dependency version as used by rustc itself. However, this is dangerous for crates.io crates, since rustc may not pull in the dependency on some targets, or may pull in multiple versions. In both cases, the `extern crate` fails to resolve. To address this, re-export all such dependencies from the appropriate `rustc_*` crates, and use this alias from crates which would otherwise need to use `extern crate`. |
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| Cargo.toml | ||
| README.md | ||
clippy-utils
Helpful tools for writing lints, provided as they are used in Clippy.
Usage
This crate is only guaranteed to build with this nightly toolchain:
nightly-2025-10-06
To use clippy-utils in your lint, add the following to your Cargo.toml:
clippy_utils = "0.1.XY"
XY is the version of the nightly toolchain above and can be determined with rustc +nightly-YYYY-MM-DD -V.
⚠️ Stability ⚠️
No stability guarantees are made for this crate! Use at your own risk.
Function signatures can change or be removed without replacement without any prior notice.
LICENSE
Copyright 2014-2025 The Rust Project Developers
Licensed under the Apache License, Version 2.0 <https://www.apache.org/licenses/LICENSE-2.0> or the MIT license <https://opensource.org/licenses/MIT>, at your option. Files in the project may not be copied, modified, or distributed except according to those terms.