51 lines
884 B
Rust
51 lines
884 B
Rust
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#![warn(clippy::rc_clone_in_vec_init)]
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use std::rc::Rc;
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use std::sync::Mutex;
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fn main() {}
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fn should_warn_simple_case() {
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let v = vec![Rc::new("x".to_string()); 2];
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}
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fn should_warn_complex_case() {
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let v = vec![
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std::rc::Rc::new(Mutex::new({
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let x = 1;
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dbg!(x);
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x
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}));
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2
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];
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}
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fn should_not_warn_custom_arc() {
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#[derive(Clone)]
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struct Rc;
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impl Rc {
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fn new() -> Self {
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Rc
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}
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}
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let v = vec![Rc::new(); 2];
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}
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fn should_not_warn_vec_from_elem_but_not_rc() {
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let v = vec![String::new(); 2];
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let v1 = vec![1; 2];
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let v2 = vec![
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Box::new(std::rc::Rc::new({
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let y = 3;
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dbg!(y);
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y
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}));
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2
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];
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}
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fn should_not_warn_vec_macro_but_not_from_elem() {
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let v = vec![Rc::new("x".to_string())];
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}
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