| #![deny(clippy::inefficient_to_string)] |
| |
| use std::borrow::Cow; |
| |
| fn main() { |
| let rstr: &str = "hello"; |
| let rrstr: &&str = &rstr; |
| let rrrstr: &&&str = &rrstr; |
| let _: String = rstr.to_string(); |
| let _: String = (*rrstr).to_string(); |
| let _: String = (**rrrstr).to_string(); |
| |
| let string: String = String::from("hello"); |
| let rstring: &String = &string; |
| let rrstring: &&String = &rstring; |
| let rrrstring: &&&String = &rrstring; |
| let _: String = string.to_string(); |
| let _: String = rstring.to_string(); |
| let _: String = (*rrstring).to_string(); |
| let _: String = (**rrrstring).to_string(); |
| |
| let cow: Cow<'_, str> = Cow::Borrowed("hello"); |
| let rcow: &Cow<'_, str> = &cow; |
| let rrcow: &&Cow<'_, str> = &rcow; |
| let rrrcow: &&&Cow<'_, str> = &rrcow; |
| let _: String = cow.to_string(); |
| let _: String = rcow.to_string(); |
| let _: String = (*rrcow).to_string(); |
| let _: String = (**rrrcow).to_string(); |
| } |
