mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-15 01:17:16 +00:00
65 lines
2.1 KiB
Rust
65 lines
2.1 KiB
Rust
#![feature(plugin)]
|
|
#![plugin(clippy)]
|
|
|
|
#[deny(assign_ops)]
|
|
#[allow(unused_assignments)]
|
|
fn main() {
|
|
let mut i = 1i32;
|
|
i += 2; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i + 2
|
|
i -= 6; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i - 6
|
|
i *= 5; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i * 5
|
|
i /= 32; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i / 32
|
|
i %= 42; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i % 42
|
|
i >>= i; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i >> i
|
|
i <<= 9 + 6 - 7; //~ ERROR assign operation detected
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION i = i << (9 + 6 - 7)
|
|
}
|
|
|
|
#[allow(dead_code, unused_assignments)]
|
|
#[deny(assign_op_pattern)]
|
|
fn bla() {
|
|
let mut a = 5;
|
|
a = a + 1; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a += 1
|
|
a = 1 + a; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a += 1
|
|
a = a - 1; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a -= 1
|
|
a = a * 99; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a *= 99
|
|
a = 42 * a; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a *= 42
|
|
a = a / 2; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a /= 2
|
|
a = a % 5; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a %= 5
|
|
a = a & 1; //~ ERROR manual implementation of an assign operation
|
|
//~^ HELP replace it with
|
|
//~| SUGGESTION a &= 1
|
|
a = 1 - a;
|
|
a = 5 / a;
|
|
a = 42 % a;
|
|
a = 6 << a;
|
|
let mut s = String::new();
|
|
s = s + "bla";
|
|
}
|