rust-clippy/tests/ui/string_add.rs

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// aux-build:macro_rules.rs
#[macro_use]
extern crate macro_rules;
#[warn(clippy::string_add)]
#[allow(clippy::string_add_assign, unused)]
fn main() {
// ignores assignment distinction
let mut x = "".to_owned();
for _ in 1..3 {
x = x + ".";
}
let y = "".to_owned();
let z = y + "...";
assert_eq!(&x, &z);
let mut x = 1;
x = x + 1;
assert_eq!(2, x);
2019-12-04 20:50:28 +00:00
string_add!();
}