mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-24 05:33:27 +00:00
33 lines
1,007 B
Rust
33 lines
1,007 B
Rust
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// run-rustfix
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#![deny(clippy::inefficient_to_string)]
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use std::borrow::Cow;
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use std::string::ToString;
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fn main() {
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let rstr: &str = "hello";
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let rrstr: &&str = &rstr;
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let rrrstr: &&&str = &rrstr;
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let _: String = rstr.to_string();
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let _: String = (*rrstr).to_string();
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let _: String = (**rrrstr).to_string();
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let string: String = String::from("hello");
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let rstring: &String = &string;
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let rrstring: &&String = &rstring;
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let rrrstring: &&&String = &rrstring;
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let _: String = string.to_string();
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let _: String = rstring.to_string();
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let _: String = (*rrstring).to_string();
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let _: String = (**rrrstring).to_string();
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let cow: Cow<'_, str> = Cow::Borrowed("hello");
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let rcow: &Cow<'_, str> = &cow;
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let rrcow: &&Cow<'_, str> = &rcow;
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let rrrcow: &&&Cow<'_, str> = &rrcow;
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let _: String = cow.to_string();
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let _: String = rcow.to_string();
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let _: String = (*rrcow).to_string();
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let _: String = (**rrrcow).to_string();
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}
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