rust-clippy/tests/ui/modulo_arithmetic_integral.rs

83 lines
1.6 KiB
Rust

#![warn(clippy::modulo_arithmetic)]
#![allow(clippy::no_effect, clippy::unnecessary_operation, clippy::modulo_one)]
fn main() {
// Lint on signed integral numbers
let a = -1;
let mut b = 2;
a % b;
b % a;
b %= a;
let a_i8: i8 = 1;
let mut b_i8: i8 = 2;
a_i8 % b_i8;
b_i8 %= a_i8;
let a_i16: i16 = 1;
let mut b_i16: i16 = 2;
a_i16 % b_i16;
b_i16 %= a_i16;
let a_i32: i32 = 1;
let mut b_i32: i32 = 2;
a_i32 % b_i32;
b_i32 %= a_i32;
let a_i64: i64 = 1;
let mut b_i64: i64 = 2;
a_i64 % b_i64;
b_i64 %= a_i64;
let a_i128: i128 = 1;
let mut b_i128: i128 = 2;
a_i128 % b_i128;
b_i128 %= a_i128;
let a_isize: isize = 1;
let mut b_isize: isize = 2;
a_isize % b_isize;
b_isize %= a_isize;
let a = 1;
let mut b = 2;
a % b;
b %= a;
// No lint on unsigned integral value
let a_u8: u8 = 17;
let b_u8: u8 = 3;
a_u8 % b_u8;
let mut a_u8: u8 = 1;
a_u8 %= 2;
let a_u16: u16 = 17;
let b_u16: u16 = 3;
a_u16 % b_u16;
let mut a_u16: u16 = 1;
a_u16 %= 2;
let a_u32: u32 = 17;
let b_u32: u32 = 3;
a_u32 % b_u32;
let mut a_u32: u32 = 1;
a_u32 %= 2;
let a_u64: u64 = 17;
let b_u64: u64 = 3;
a_u64 % b_u64;
let mut a_u64: u64 = 1;
a_u64 %= 2;
let a_u128: u128 = 17;
let b_u128: u128 = 3;
a_u128 % b_u128;
let mut a_u128: u128 = 1;
a_u128 %= 2;
let a_usize: usize = 17;
let b_usize: usize = 3;
a_usize % b_usize;
let mut a_usize: usize = 1;
a_usize %= 2;
}