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cargo clippy — A collection of lints to catch common mistakes and improve your Rust code. More information: <https:

Submitted by: @import:tldr-pages·Mar 2, 2026·

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Problem

How to use the cargo clippy command: A collection of lints to catch common mistakes and improve your Rust code. More information: <https://github.com/rust-lang/rust-clippy>.

Solution

cargo clippy — A collection of lints to catch common mistakes and improve your Rust code. More information: <https://github.com/rust-lang/rust-clippy>.

Run checks over the code in the current directory:

cargo clippy

Require that Cargo.lock is up to date:

cargo clippy --locked

Run checks on all packages in the workspace:

cargo clippy --workspace

Run checks for a package:

cargo clippy --package {{package}}

Run checks for a lint group (see <https://rust-lang.github.io/rust-clippy/stable/index.html#?groups=cargo,complexity,correctness,deprecated,nursery,pedantic,perf,restriction,style,suspicious>):

cargo clippy -- {{[-W|--warn]}} clippy::{{lint_group}}

Treat warnings as errors:

cargo clippy -- {{[-D|--deny]}} warnings

Run checks and ignore warnings:

cargo clippy -- {{[-A|--allow]}} warnings

Apply Clippy suggestions automatically:

cargo clippy --fix

Code Snippets

Run checks over the code in the current directory

cargo clippy

Require that `Cargo.lock` is up to date

cargo clippy --locked

Run checks on all packages in the workspace

cargo clippy --workspace

Run checks for a package

cargo clippy --package {{package}}

Run checks for a lint group (see <https://rust-lang.github.io/rust-clippy/stable/index.html#?groups=cargo,complexity,correctness,deprecated,nursery,pedantic,perf,restriction,style,suspicious>)

cargo clippy -- {{[-W|--warn]}} clippy::{{lint_group}}

Context

tldr-pages: common/cargo clippy

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