65 lines
1.6 KiB
Rust
65 lines
1.6 KiB
Rust
#![allow(non_local_definitions)]
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#![warn(clippy::manual_str_repeat)]
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use std::borrow::Cow;
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use std::iter::repeat;
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fn main() {
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let _: String = "test".repeat(10);
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let _: String = "x".repeat(10);
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let _: String = "'".repeat(10);
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let _: String = "\"".repeat(10);
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let x = "test";
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let count = 10;
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let _ = x.repeat(count + 2);
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macro_rules! m {
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($e:expr) => {{ $e }};
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}
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// FIXME: macro args are fine
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let _: String = repeat(m!("test")).take(m!(count)).collect();
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let x = &x;
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let _: String = (*x).repeat(count);
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macro_rules! repeat_m {
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($e:expr) => {{ repeat($e) }};
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}
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// Don't lint, repeat is from a macro.
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let _: String = repeat_m!("test").take(count).collect();
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let x: Box<str> = Box::from("test");
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let _: String = x.repeat(count);
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#[derive(Clone)]
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struct S;
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impl FromIterator<Box<S>> for String {
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fn from_iter<T: IntoIterator<Item = Box<S>>>(_: T) -> Self {
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Self::new()
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}
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}
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// Don't lint, wrong box type
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let _: String = repeat(Box::new(S)).take(count).collect();
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let _: String = Cow::Borrowed("test").repeat(count);
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let x = "x".to_owned();
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let _: String = x.repeat(count);
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let x = 'x';
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// Don't lint, not char literal
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let _: String = repeat(x).take(count).collect();
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}
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#[clippy::msrv = "1.15"]
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fn _msrv_1_15() {
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// `str::repeat` was stabilized in 1.16. Do not lint this
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let _: String = std::iter::repeat("test").take(10).collect();
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}
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#[clippy::msrv = "1.16"]
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fn _msrv_1_16() {
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let _: String = "test".repeat(10);
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}
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