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make arc-likes for mutable-key configurable

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We had some false positives where people would create their own types
that had interior mutability unrelated to hash/eq. This addition lets
you configure this as e.g. `arc-like-types=["bytes::Bytes"]`
This commit is contained in:
Andre Bogus 2022-10-20 23:40:10 +02:00
parent 191c9839f0
commit eba36e6d95
7 changed files with 202 additions and 69 deletions
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7
clippy_lints/src/utils/conf.rs
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@ -383,10 +383,15 @@ define_Conf! {
///
/// Whether `dbg!` should be allowed in test functions
(allow_dbg_in_tests: bool = false),
/// Lint: RESULT_LARGE_ERR
/// Lint: RESULT_LARGE_ERR.
///
/// The maximum size of the `Err`-variant in a `Result` returned from a function
(large_error_threshold: u64 = 128),
/// Lint: MUTABLE_KEY.
///
/// A list of paths to types that should be treated like `Arc`, i.e. ignored but
/// for the generic parameters for determining interior mutability
(ignore_interior_mutability: Vec<String> = Vec::from(["bytes::Bytes".into()])),
}
/// Search for the configuration file.