mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-05 02:50:32 +00:00
48 lines
945 B
Rust
48 lines
945 B
Rust
#![warn(clippy::forget_ref)]
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#![allow(clippy::toplevel_ref_arg)]
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use std::mem::forget;
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struct SomeStruct;
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fn main() {
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forget(&SomeStruct);
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let mut owned = SomeStruct;
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forget(&owned);
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forget(&&owned);
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forget(&mut owned);
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forget(owned); //OK
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let reference1 = &SomeStruct;
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forget(&*reference1);
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let reference2 = &mut SomeStruct;
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forget(reference2);
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let ref reference3 = SomeStruct;
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forget(reference3);
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}
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#[allow(dead_code)]
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fn test_generic_fn_forget<T>(val: T) {
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forget(&val);
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forget(val); //OK
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}
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#[allow(dead_code)]
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fn test_similarly_named_function() {
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fn forget<T>(_val: T) {}
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forget(&SomeStruct); //OK; call to unrelated function which happens to have the same name
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std::mem::forget(&SomeStruct);
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}
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#[derive(Copy, Clone)]
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pub struct Error;
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fn produce_half_owl_error() -> Result<(), Error> {
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Ok(())
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}
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fn produce_half_owl_ok() -> Result<bool, ()> {
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Ok(true)
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}
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