mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-27 15:11:30 +00:00
37 lines
1.2 KiB
Rust
37 lines
1.2 KiB
Rust
#![allow(clippy::single_char_pattern)]
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struct Issue12068;
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impl AsRef<str> for Issue12068 {
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fn as_ref(&self) -> &str {
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""
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}
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}
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impl ToString for Issue12068 {
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fn to_string(&self) -> String {
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String::new()
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}
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}
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fn main() {
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let _ = "a".to_string().split('a').next().unwrap();
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//~^ ERROR: unnecessary use of `to_string`
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let _ = "a".to_string().split("a").next().unwrap();
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//~^ ERROR: unnecessary use of `to_string`
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let _ = "a".to_owned().split('a').next().unwrap();
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//~^ ERROR: unnecessary use of `to_owned`
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let _ = "a".to_owned().split("a").next().unwrap();
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//~^ ERROR: unnecessary use of `to_owned`
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let _ = Issue12068.to_string().split('a').next().unwrap();
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//~^ ERROR: unnecessary use of `to_string`
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let _ = [1].to_vec().split(|x| *x == 2).next().unwrap();
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//~^ ERROR: unnecessary use of `to_vec`
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let _ = [1].to_vec().split(|x| *x == 2).next().unwrap();
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//~^ ERROR: unnecessary use of `to_vec`
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let _ = [1].to_owned().split(|x| *x == 2).next().unwrap();
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//~^ ERROR: unnecessary use of `to_owned`
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let _ = [1].to_owned().split(|x| *x == 2).next().unwrap();
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//~^ ERROR: unnecessary use of `to_owned`
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}
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